{"id":7208,"date":"2026-06-15T16:45:05","date_gmt":"2026-06-15T16:45:05","guid":{"rendered":"https:\/\/jxlampshade.com\/?p=7208"},"modified":"2026-06-16T15:43:30","modified_gmt":"2026-06-16T15:43:30","slug":"%e3%83%b4%e3%82%a3%e3%83%b3%e3%83%86%e3%83%bc%e3%82%b8%e3%82%ac%e3%83%a9%e3%82%b9%e3%83%a9%e3%83%b3%e3%83%97%e3%82%b7%e3%82%a7%e3%83%bc%e3%83%89%e3%81%ae%e8%a6%8b%e5%88%86%e3%81%91%e6%96%b9","status":"publish","type":"post","link":"https:\/\/jxlampshade.com\/ja\/how-to-identify-vintage-glass-lamp-shades\/","title":{"rendered":"\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\u306e\u898b\u5206\u3051\u65b9\uff1a\u6642\u4ee3\u3001\u30e1\u30fc\u30ab\u30fc\u3001\u30ac\u30e9\u30b9\u30bf\u30a4\u30d7\u30ac\u30a4\u30c9"},"content":{"rendered":"<blockquote><p><strong>\u76f4\u63a5\u7684\u306a\u56de\u7b54\uff1a<\/strong> \u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\u3092\u7279\u5b9a\u3059\u308b\u306b\u306f\u30014\u3064\u306e\u8981\u7d20\u3092\u8abf\u3079\u307e\u3059\uff1a\u30ac\u30e9\u30b9\u30bf\u30a4\u30d7\u3068\u8272\u306e\u914d\u5408\uff08\u6642\u4ee3\u3092\u7d5e\u308a\u8fbc\u3080\uff09\u3001\u8868\u9762\u51e6\u7406\uff08\u624b\u5439\u304d\u304b\u6a5f\u68b0\u30d7\u30ec\u30b9\u304b\uff09\u3001\u30d5\u30a3\u30c3\u30bf\u30fc\u306e\u7a2e\u985e\u3068\u76f4\u5f84\uff08\u6642\u4ee3\u306b\u3088\u3063\u3066\u7570\u306a\u308b\uff09\u3001\u305d\u3057\u3066\u30d5\u30a3\u30c3\u30bf\u30fc\u30ea\u30e0\u306b\u3042\u308b\u30e1\u30fc\u30ab\u30fc\u306e\u523b\u5370\u3084\u578b\u756a\u3067\u3059\u3002\u3053\u308c\u30894\u3064\u306e\u6307\u6a19\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u901a\u5e38\u306f10\uff5e20\u5e74\u306e\u88fd\u9020\u671f\u9593\u306b\u7d5e\u308a\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p><\/blockquote>\n<p>\u307b\u3068\u3093\u3069\u306e\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\u306b\u306f\u66f8\u985e\u304c\u4ed8\u5c5e\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u907a\u54c1\u6574\u7406\u3001\u76f8\u7d9a\u3057\u305f\u30e9\u30f3\u30d7\u3001\u30d5\u30ea\u30fc\u30de\u30fc\u30b1\u30c3\u30c8\u3067\u306e\u767a\u898b\u2015\u2015\u30b7\u30a7\u30fc\u30c9\u306b\u306f\u30e9\u30d9\u30eb\u3082\u30ec\u30b7\u30fc\u30c8\u3082\u30b9\u30c8\u30fc\u30ea\u30fc\u3082\u3042\u308a\u307e\u305b\u3093\u3002\u6b63\u3057\u304f\u7279\u5b9a\u3059\u308b\u306b\u306f\u3001\u63a2\u5075\u306e\u3088\u3046\u306a\u8abf\u67fb\u3001\u6750\u6599\u79d1\u5b66\u306e\u77e5\u8b58\u3001\u305d\u3057\u3066\u3069\u306e\u8cea\u554f\u3092\u3059\u3079\u304d\u304b\u3092\u77e5\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n<p>\u826f\u3044\u30cb\u30e5\u30fc\u30b9\u3068\u3057\u3066\u3001\u30ac\u30e9\u30b9\u306f\u975e\u5e38\u306b\u591a\u304f\u306e\u60c5\u5831\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u914d\u5408\u3001\u88fd\u9020\u65b9\u6cd5\u3001\u30d5\u30a3\u30c3\u30bf\u30fc\u306e\u5bf8\u6cd5\u3001\u8868\u9762\u51e6\u7406\u306a\u3069\u3001\u3059\u3079\u3066\u304c\u30b7\u30a7\u30fc\u30c9\u304c\u3044\u3064\u3069\u3053\u3067\u4f5c\u3089\u308c\u305f\u304b\u306e\u60c5\u5831\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u305d\u308c\u3089\u306e\u60c5\u5831\u3092\u4f53\u7cfb\u7684\u306b\u8aad\u307f\u53d6\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/jxlampshade.com\/wp-content\/uploads\/2026\/06\/01-hero-11.png\" alt=\"\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\u30e1\u30fc\u30ab\u30fc\u304c\u7167\u660e\u5668\u5177\u7528\u306e\u624b\u4f5c\u308a\u30ac\u30e9\u30b9\u30b7\u30a7\u30fc\u30c9\u3092\u7d39\u4ecb\u3002.\" \/><\/p>\n<p>\u3088\u308a\u5e83\u3044\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u3092\u3054\u89a7\u304f\u3060\u3055\u3044 <a href=\"https:\/\/jxlampshade.com\/vintage-glass-lamp-shades\/\">\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\u306e\u30cf\u30d6<\/a>.<\/p>\n<h2>4\u30b9\u30c6\u30c3\u30d7\u8b58\u5225\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/h2>\n<h3>\u30b9\u30c6\u30c3\u30d71\uff1a\u30ac\u30e9\u30b9\u30bf\u30a4\u30d7\u3068\u8272\u306e\u914d\u5408<\/h3>\n<p>\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30ac\u30e9\u30b9\u30b7\u30a7\u30fc\u30c9\u306e\u8b58\u5225\u306f\u3001\u307e\u305a\u30ac\u30e9\u30b9\u81ea\u4f53\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u2015\u2015\u305d\u308c\u304c <a href=\"https:\/\/en.wikipedia.org\/wiki\/Milk_glass\" target=\"_blank\" rel=\"noopener\">\u30df\u30eb\u30af\u30ac\u30e9\u30b9<\/a>, \u88ab\u305b\u30a2\u30f3\u30d0\u30fc\u3084\u30aa\u30d1\u30fc\u30eb\u30bb\u30f3\u30c8\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3002\u6642\u4ee3\u3054\u3068\u306b\u7570\u306a\u308b\u914d\u5408\u304c\u4f7f\u308f\u308c\u3066\u304a\u308a\u3001\u5316\u5b66\u5206\u6790\u3092\u3057\u306a\u304f\u3066\u3082\u898b\u305f\u76ee\u3067\u5224\u5225\u3067\u304d\u307e\u3059\u3002.<\/p>\n<p><strong>\u30b7\u30a7\u30fc\u30c9\u3092\u660e\u308b\u3044\u5149\u6e90\uff08\u81ea\u7136\u5149\u304c\u6700\u9069\uff09\u306b\u304b\u3056\u3057\u3066\u89b3\u5bdf\u3057\u307e\u3059\uff1a<\/strong><\/p>\n<div class=\"wp-table-wrap\">\n<table>\n<tbody>\n<tr>\n<td>\u898b\u3048\u308b\u3082\u306e<\/td>\n<td>\u30ac\u30e9\u30b9\u30bf\u30a4\u30d7<\/td>\n<td>\u6642\u4ee3\u7bc4\u56f2<\/td>\n<\/tr>\n<tr>\n<td>\u6e29\u304b\u307f\u306e\u3042\u308b\u30af\u30ea\u30fc\u30e0\u8272\uff0f\u30a2\u30a4\u30dc\u30ea\u30fc\u306e\u534a\u900f\u660e\u3001\u308f\u305a\u304b\u306a\u9ec4\u8272\u5473<\/td>\n<td>\u9aa8\u7070\u30aa\u30d1\u30fc\u30eb\u30bb\u30f3\u30c8<\/td>\n<td>1920\u5e74\u4ee5\u524d\u3001\u30f4\u30a3\u30af\u30c8\u30ea\u30a2\u671d\uff0f\u30a8\u30c9\u30ef\u30fc\u30c9\u671d<\/td>\n<\/tr>\n<tr>\n<td>\u6fc3\u3044\u767d\u8272\u3001\u534a\u900f\u660e\u6027\u306a\u3057\u3001\u308f\u305a\u304b\u306b\u9752\u767d\u3044\u8272\u8abf<\/td>\n<td>\u30d5\u30c3\u5316\u7269\u30df\u30eb\u30af\u30ac\u30e9\u30b9<\/td>\n<td>1920\u5e74\u4ee3\uff5e1960\u5e74\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>\u58c1\u5168\u4f53\u304c\u5747\u4e00\u306b\u6fc3\u3044\u767d\u8272\u3001\u975e\u5e38\u306b\u4e00\u8cab\u6027\u304c\u3042\u308b<\/td>\n<td>\u4e8c\u9178\u5316\u30c1\u30bf\u30f3\u30ac\u30e9\u30b9\uff08\u73fe\u4ee3\u306e\u5fa9\u523b\u54c1\uff09<\/td>\n<td>1970\u5e74\u4ee5\u964d<\/td>\n<\/tr>\n<tr>\n<td>\u5965\u884c\u304d\u306e\u3042\u308b\u30a2\u30f3\u30d0\u30fc\u3001\u58c1\u65ad\u9762\u306b2\u5c64\u304c\u306f\u3063\u304d\u308a\u898b\u3048\u308b<\/td>\n<td>\u88ab\u305b\u30a2\u30f3\u30d0\u30fc\u30ac\u30e9\u30b9<\/td>\n<td>1940\u5e74\u4ee3\u301c1970\u5e74\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>\u6de1\u3044\u7425\u73c0\u8272\u3001\u58c1\u5168\u4f53\u3067\u5747\u4e00\u3001\u5f69\u5ea6\u306f\u8584\u3081<\/td>\n<td>\u5358\u5c64\u306e\u7740\u8272\u7425\u73c0\u30ac\u30e9\u30b9<\/td>\n<td>1920\u5e74\u4ee3\u301c1950\u5e74\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>\u308f\u305a\u304b\u306b\u30b5\u30fc\u30e2\u30f3\u8272\u3092\u5e2f\u3073\u305f\u30d4\u30f3\u30af<\/td>\n<td>\u30bb\u30ec\u30f3\u7740\u8272\u306e\u30c7\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30b0\u30e9\u30b9<\/td>\n<td>1929\u20131939<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30ed\u30e0\uff0f\u30a6\u30e9\u30f3\u7cfb\u306e\u7dd1\u8272\u8abf\u306e\u30b0\u30ea\u30fc\u30f3<\/td>\n<td>\u30af\u30ed\u30e0\u7740\u8272\u307e\u305f\u306f\u30a6\u30e9\u30f3\u30c7\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30b0\u30e9\u30b9<\/td>\n<td>1929\u20131939<\/td>\n<\/tr>\n<tr>\n<td>\u30b0\u30ec\u30fc\u304b\u3089\u30d6\u30e9\u30a6\u30f3\u306e\u4e2d\u6027\u8272\u3001\u5747\u4e00<\/td>\n<td>\u30b9\u30e2\u30fc\u30af\u30ac\u30e9\u30b9<\/td>\n<td>1960\u5e74\u4ee3\u301c1980\u5e74\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>\u308f\u305a\u304b\u306a\u4e0d\u7d14\u7269\u3084\u6c17\u6ce1\u304c\u898b\u3048\u308b\u30af\u30ea\u30a2<\/td>\n<td>\u521d\u671f\u306e\u624b\u5439\u304d\u30af\u30ea\u30a2\u30ac\u30e9\u30b9<\/td>\n<td>1940\u5e74\u4ee5\u524d<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30ea\u30a2\u3067\u5b8c\u5168\u306b\u5747\u4e00\u3001\u6c17\u6ce1\u306a\u3057<\/td>\n<td>\u73fe\u4ee3\u306e\u6a5f\u68b0\u5439\u304d\u307e\u305f\u306f\u30d7\u30ec\u30b9\u30af\u30ea\u30a2\u30ac\u30e9\u30b9<\/td>\n<td>1940\u5e74\u4ee5\u964d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u30ab\u30bb\u30c3\u30c9\u7425\u73c0\u30ac\u30e9\u30b9 \u2014 \u58c1\u65ad\u9762\u30672\u5c64\u304c\u306f\u3063\u304d\u308a\u898b\u3048\u308b\u306e\u304c\u7279\u5fb4 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Cased_glass\" target=\"_blank\" rel=\"noopener\">\u88ab\u305b\u30ac\u30e9\u30b9<\/a> \u6280\u6cd5 \u2014 \u305d\u3057\u3066\u30c7\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30b0\u30e9\u30b9\u306e\u30bb\u30ec\u30f3\u30d4\u30f3\u30af\u3084\u30a6\u30e9\u30f3\u30b0\u30ea\u30fc\u30f3\u306f\u7279\u306b\u8b58\u5225\u3057\u3084\u3059\u3044 \u2014 \u7279\u6709\u306e\u8272\u8abf\uff08\u30b5\u30fc\u30e2\u30f3\u30d4\u30f3\u30af\u3067\u30d0\u30d6\u30eb\u30ac\u30e0\u8272\u3067\u306f\u306a\u3044\u3001\u30af\u30ed\u30e0\u30b0\u30ea\u30fc\u30f3\u3067\u30a8\u30e1\u30e9\u30eb\u30c9\u3067\u306f\u306a\u3044\uff09\u306f\u3001\u5f8c\u5e74\u306e\u88fd\u54c1\u3068\u6df7\u540c\u3057\u306b\u304f\u3044\u3002.<\/p>\n<h3>\u30b9\u30c6\u30c3\u30d72\uff1a\u88fd\u9020\u65b9\u6cd5 \u2014 \u624b\u5439\u304d\u3068\u6a5f\u68b0\u30d7\u30ec\u30b9\u306e\u6bd4\u8f03<\/h3>\n<p><strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Glassblowing\" target=\"_blank\" rel=\"noopener\">\u624b\u5439\u304d<\/a> \u30ac\u30e9\u30b9\u306e\u7279\u5fb4\uff1a<\/strong><\/p>\n<ul>\n<li>\u76ee\u306b\u898b\u3048\u308b\u58c1\u306e\u539a\u3055\u306e\u5909\u5316 \u2014 \u30b7\u30a7\u30fc\u30c9\u306e\u4e0a\u90e8\u306f\u8584\u304f\u3001\u4e0b\u90e8\u306f\u539a\u304f\u306a\u3063\u3066\u3044\u307e\u3059<\/li>\n<li>\u5149\u6e90\u306b\u5bfe\u3057\u3066\u4f4e\u3044\u89d2\u5ea6\u3067\u898b\u308b\u3068\u3001\u8868\u9762\u306b\u308f\u305a\u304b\u306a\u6ce2\u72b6\u306e\u3046\u306d\u308a\u304c\u898b\u3089\u308c\u307e\u3059<\/li>\n<li>\u30ac\u30e9\u30b9\u58c1\u5185\u306b\u5c0f\u3055\u306a\u6c17\u6ce1\u304c\u5b58\u5728\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/li>\n<li>\u975e\u5bfe\u79f0\u6027 \u2014 \u30b7\u30a7\u30fc\u30c9\u306e\u7247\u5074\u306e\u5f62\u72b6\u304c\u53cd\u5bfe\u5074\u3068\u308f\u305a\u304b\u306b\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059<\/li>\n<li>\u30b7\u30a7\u30fc\u30c9\u306e\u4e0a\u90e8\u306b\u30dd\u30f3\u30c6\u30a3\u30eb\u30de\u30fc\u30af\uff08\u5439\u304d\u7aff\u304c\u4ed8\u3044\u3066\u3044\u305f\u90e8\u5206\u306e\u7c97\u3044\u307e\u305f\u306f\u78e8\u304b\u308c\u305f\u5186\u5f62\u306e\u8de1\uff09\u304c\u3042\u308a\u307e\u3059<\/li>\n<li>\u88c5\u98fe\u304c\u3042\u308b\u5834\u5408\uff1a\u5857\u88c5\u90e8\u5206\u306b\u7b46\u8de1\u304c\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\uff1b\u30a8\u30ca\u30e1\u30eb\u9762\u306b\u308f\u305a\u304b\u306a\u8cea\u611f\u306e\u9055\u3044\u304c\u3042\u308a\u307e\u3059<\/li>\n<\/ul>\n<p>\u624b\u5439\u304d\u30ac\u30e9\u30b9\u306f1920\u301c1930\u5e74\u9803\u307e\u3067\u6a19\u6e96\u7684\u3067\u3042\u308a\u3001\u5927\u91cf\u6a5f\u68b0\u5316\u5f8c\u3082\u9ad8\u7d1a\u54c1\u3067\u306f\u7d99\u7d9a\u3055\u308c\u307e\u3057\u305f\u3002\u624b\u5439\u304d\u306e\u7279\u5fb4\u304c\u898b\u3089\u308c\u308b\u5834\u5408\u30011940\u5e74\u4ee5\u524d\u306e\u88fd\u9020\u30841980\u5e74\u4ee5\u964d\u306e\u8077\u4eba\u306b\u3088\u308b\u5fa9\u523b\u54c1\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002.<\/p>\n<p><strong>\u6a5f\u68b0\u5f0f<a href=\"https:\/\/en.wikipedia.org\/wiki\/Pressed_glass\" target=\"_blank\" rel=\"noopener\">\u30d7\u30ec\u30b9\u30ac\u30e9\u30b9<\/a> \u7279\u5fb4\uff1a<\/strong><\/p>\n<ul>\n<li>\u5168\u4f53\u306b\u308f\u305f\u3063\u3066\u5747\u4e00\u306a\u58c1\u306e\u539a\u3055<\/li>\n<li>\u578b\u5408\u308f\u305b\u7dda \u2014 \u578b\u306e\u63a5\u5408\u90e8\u306b\u6cbf\u3063\u3066\u5782\u76f4\u306b\u8d70\u308b\u76ee\u306b\u898b\u3048\u308b\u7dda<\/li>\n<li>\u6ed1\u3089\u304b\u3067\u6570\u5b66\u7684\u306b\u4e00\u8cab\u3057\u305f\u8868\u9762\uff08\u6ce2\u6253\u3061\u306a\u3057\uff09<\/li>\n<li>\u6c17\u6ce1\u306a\u3057<\/li>\n<li>\u8868\u9762\u6a21\u69d8\uff08\u30ea\u30d6\u3001\u30d1\u30cd\u30eb\u3001\u30db\u30d6\u30cd\u30a4\u30eb\uff09\u306e\u30c7\u30a3\u30c6\u30fc\u30eb\u304c\u3088\u308a\u9bae\u660e \u2014 \u30d7\u30ec\u30b9\u6a21\u69d8\u306f\u5439\u304d\u30ac\u30e9\u30b9\u3088\u308a\u3082\u306f\u3063\u304d\u308a\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n<p>\u6a5f\u68b0\u30d7\u30ec\u30b9\u30ac\u30e9\u30b9\u306f1920\u5e74\u4ee3\u4ee5\u964d\u3001\u65e5\u672c\u306e\u751f\u7523\u3092\u652f\u914d\u3057\u307e\u3057\u305f\u3002\u30c7\u30d7\u30ec\u30c3\u30b7\u30e7\u30f3\u30ac\u30e9\u30b9\u306f\u307b\u3068\u3093\u3069\u304c\u6a5f\u68b0\u30d7\u30ec\u30b9\u3067\u3059\u3002.<\/p>\n<h3>\u30b9\u30c6\u30c3\u30d73\uff1a\u30d5\u30a3\u30c3\u30bf\u30fc\u306e\u7a2e\u985e\u3068\u5bf8\u6cd5<\/h3>\n<p>\u30d5\u30a3\u30c3\u30bf\u30fc\u306f\u6700\u3082\u6a5f\u68b0\u7684\u306b\u8a3a\u65ad\u7684\u306a\u8981\u7d20\u3067\u3042\u308a\u3001\u30d5\u30a3\u30c3\u30bf\u30fc\u306e\u898f\u683c\u306f\u6642\u4ee3\u3068\u3068\u3082\u306b\u5909\u5316\u3057\u307e\u3057\u305f\uff1a<\/p>\n<div class=\"wp-table-wrap\">\n<table>\n<tbody>\n<tr>\n<td>\u30d5\u30a3\u30c3\u30bf\u30fc\u306e\u7a2e\u985e<\/td>\n<td>\u5185\u5f84<\/td>\n<td>\u4e00\u822c\u7684\u306a\u4f7f\u7528\u6642\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>\u975e\u6a19\u6e96\u30ea\u30f3\u30b0\u30b5\u30dd\u30fc\u30c8<\/td>\n<td>3\u30a4\u30f3\u30c1\u301c5\u30a4\u30f3\u30c1\uff08\u30e9\u30f3\u30d7\u306b\u5408\u308f\u305b\u3066\u30ab\u30b9\u30bf\u30e0\uff09<\/td>\n<td>1920\u5e74\u4ee5\u524d<\/td>\n<\/tr>\n<tr>\n<td>2\u00bc\u30a4\u30f3\u30c1\u30ae\u30e3\u30e9\u30ea\u30fc<\/td>\n<td>2.25\u30a4\u30f3\u30c1<\/td>\n<td>1910\u5e74\u4ee3\uff5e1940\u5e74\u4ee3<\/td>\n<\/tr>\n<tr>\n<td>3\u00bc\u30a4\u30f3\u30c1\u30ae\u30e3\u30e9\u30ea\u30fc<\/td>\n<td>3.25\u30a4\u30f3\u30c1<\/td>\n<td>1920\u5e74\u4ee3\u301c1960\u5e74\u4ee3\u3001\u30c8\u30fc\u30c1\u30a8\u30fc\u30eb\u304a\u3088\u3073\u5927\u578b<\/td>\n<\/tr>\n<tr>\n<td>\u30a6\u30ce\uff08\u306d\u3058\u8fbc\u307f\u30bd\u30b1\u30c3\u30c8\uff09<\/td>\n<td>7\/8\u30a4\u30f3\u30c1\uff0822mm\u306d\u3058\uff09<\/td>\n<td>1930\u5e74\u4ee3\u301c\u73fe\u5728<\/td>\n<\/tr>\n<tr>\n<td>\u30b9\u30d1\u30a4\u30c0\u30fc\uff0f\u30cf\u30fc\u30d7<\/td>\n<td>\u30b5\u30c9\u30eb\u5e45 1 5\/8\u30a4\u30f3\u30c1<\/td>\n<td>1940\u5e74\u4ee3\uff5e\u73fe\u5728<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30ea\u30c3\u30d7\u30aa\u30f3<\/td>\n<td>\u96fb\u7403\u4ed8\u304d<\/td>\n<td>1950\u5e74\u4ee3\uff5e\u73fe\u5728<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u30b7\u30a7\u30fc\u30c9\u306e\u30d5\u30a3\u30c3\u30bf\u30fc\u76f4\u5f84\u304c\u3053\u308c\u3089\u306e\u4e00\u822c\u7684\u306a\u30b5\u30a4\u30ba\u3068\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u30011920\u5e74\u4ee5\u524d\u306e\u3082\u306e\u304b\u3001\u30ab\u30b9\u30bf\u30e0\u54c1\u307e\u305f\u306f\u30e8\u30fc\u30ed\u30c3\u30d1\u88fd\u54c1\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>\u53ef\u80fd\u3067\u3042\u308c\u3070\u30ce\u30ae\u30b9\u3067\u30d5\u30a3\u30c3\u30bf\u30fc\u5185\u5f84\u3092\u6e2c\u5b9a\u3057\u3001\u307e\u305f\u306f\u5c0f\u3055\u306a\u5b9a\u898f\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d5\u30a3\u30c3\u30bf\u30fc\u306e\u7e01\u306b\u9855\u8457\u306a\u624b\u4f5c\u696d\u4ed5\u4e0a\u3052\uff08\u4e0d\u5747\u4e00\u306a\u7814\u78e8\u3084\u308f\u305a\u304b\u306a\u4e0d\u898f\u5247\u6027\uff09\u304c\u898b\u3089\u308c\u308b\u5834\u5408\u306f\u3001\u521d\u671f\u306e\u88fd\u9020\u3092\u793a\u3057\u307e\u3059\u3002\u6ed1\u3089\u304b\u306a\u706b\u3067\u78e8\u304b\u308c\u305f\u30d5\u30a3\u30c3\u30bf\u30fc\u7e01\u3068\u5747\u4e00\u306a\u76f4\u5f84\u306f\u5927\u91cf\u751f\u7523\u3092\u793a\u3057\u307e\u3059\u3002.<\/p>\n<h3>\u30b9\u30c6\u30c3\u30d74\uff1a\u30e1\u30fc\u30ab\u30fc\u306e\u523b\u5370\u3068\u578b\u756a\u53f7<\/h3>\n<p>\u591a\u304f\u306e\u65e5\u672c\u306e\u30ac\u30e9\u30b9\u5de5\u623f\u306f\u88fd\u54c1\u306b\u523b\u5370\u3092\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002\u30d5\u30a3\u30c3\u30bf\u30fc\u7e01\u306e\u5185\u5074\u3084\u30d5\u30a3\u30c3\u30bf\u30fc\u4ed8\u8fd1\u306e\u5916\u5074\u30ac\u30e9\u30b9\u9762\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4e00\u822c\u7684\u306a\u523b\u5370\u4f8b\uff1a<\/p>\n<ul>\n<li><strong>\u30d5\u30a7\u30f3\u30c8\u30f3\u30a2\u30fc\u30c8\u30ac\u30e9\u30b9\uff1a<\/strong> \u201c\u7b46\u8a18\u4f53\u306e\u300c\u30d5\u30a7\u30f3\u30c8\u30f3\u300d\u307e\u305f\u306f\u6955\u5186\u5f62\u306e\u30b9\u30bf\u30a4\u30ea\u30c3\u30b7\u30e5\u306a\u300cF\u300d\u30021970\u5e74\u4ee5\u964d\u4f7f\u7528\u3002\u521d\u671f\u306e\u30d5\u30a7\u30f3\u30c8\u30f3\u4f5c\u54c1\u306f\u7121\u523b\u5370\u304c\u591a\u3044\u3002.<\/li>\n<li><strong>\u30a6\u30a7\u30b9\u30c8\u30e2\u30fc\u30e9\u30f3\u30c9\u30ac\u30e9\u30b9\uff1a<\/strong> \u201c\u300cWG\u300d\u306e\u30e2\u30ce\u30b0\u30e9\u30e0\u3001\u307e\u305f\u306f\u4e00\u90e8\u306e\u4f5c\u54c1\u306b\u306f\u76fe\u3084\u30ad\u30fc\u30b9\u30c8\u30fc\u30f3\u306e\u523b\u5370\u3002.<\/li>\n<li><strong>\u30a4\u30f3\u30c7\u30a3\u30a2\u30ca\u30ac\u30e9\u30b9\uff1a<\/strong> \u523b\u5370\u306f\u5c11\u306a\u3044\u3002\u4e3b\u306b\u30d1\u30bf\u30fc\u30f3\u3084\u8272\u3067\u8b58\u5225\u3055\u308c\u308b\u3002.<\/li>\n<li><strong>L.G.\u30e9\u30a4\u30c8\u30ac\u30e9\u30b9\u682a\u5f0f\u4f1a\u793e\uff1a<\/strong> 1930\u5e74\u4ee3\uff5e1990\u5e74\u4ee3\u306e\u5fa9\u523b\u54c1\u3002\u4e00\u90e8\u306e\u4f5c\u54c1\u306b\u300cLGW\u300d\u306e\u523b\u5370\u3002.<\/li>\n<li><strong>\u578b\u756a\u53f7\uff1a<\/strong> \u30d7\u30ec\u30b9\u30ac\u30e9\u30b9\u306b\u306f\u76ee\u7acb\u305f\u306a\u3044\u90e8\u5206\u306b\u6570\u5b57\u3084\u6587\u5b57\u304c\u578b\u62bc\u3057\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u3053\u308c\u306f\u578b\u3092\u8b58\u5225\u3057\u307e\u3059\u304c\u3001\u53c2\u8003\u8cc7\u6599\u304c\u306a\u3044\u3068\u30e1\u30fc\u30ab\u30fc\u3092\u7279\u5b9a\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u7121\u523b\u5370\u306e\u4f5c\u54c1\u304c\u5927\u591a\u6570\u3067\u3059\u3002\u523b\u5370\u306b\u983c\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30ac\u30e9\u30b9\u306e\u7a2e\u985e\u3001\u88fd\u9020\u65b9\u6cd5\u3001\u30d5\u30a3\u30c3\u30bf\u30fc\u5bf8\u6cd5\u3092\u4f7f\u3063\u3066\u5e74\u4ee3\u3092\u63a8\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<p>\u65e5\u672c\u306e <a href=\"https:\/\/en.wikipedia.org\/wiki\/Depression_glass\" target=\"_blank\" rel=\"noopener\">\u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2\u306e\u65e5\u672c\u30ac\u30e9\u30b9\u30e1\u30fc\u30ab\u30fc\u306e\u8a18\u4e8b<\/a>, \u30d5\u30a7\u30f3\u30c8\u30f3\u30a2\u30fc\u30c8\u30ac\u30e9\u30b9\u682a\u5f0f\u4f1a\u793e\u306f\u6700\u3082\u8a18\u9332\u304c\u591a\u3044\u30e1\u30fc\u30ab\u30fc\u306e\u4e00\u3064\u3067\u30011970\u5e74\u304b\u3089\u4f5c\u54c1\u306b\u523b\u5370\u3092\u59cb\u3081\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u4fbf\u5229\u306a\u4e8c\u629e\u304c\u3067\u304d\u307e\u3059\uff1a\u523b\u5370\u4ed8\u304d\u30d5\u30a7\u30f3\u30c8\u30f3\uff1d1970\u5e74\u4ee5\u964d\u3001\u30d5\u30a7\u30f3\u30c8\u30f3\u7279\u6709\u306e\u30ac\u30e9\u30b9\u3067\u7121\u523b\u5370\uff1d\u304a\u305d\u3089\u304f\u305d\u308c\u4ee5\u524d\u3002.<\/p>\n<h2>\u6642\u4ee3\u5225\u8b58\u5225\uff1a\u30d3\u30b8\u30e5\u30a2\u30eb\u65e9\u898b\u8868<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/jxlampshade.com\/wp-content\/uploads\/2026\/06\/02-types-11.png\" alt=\"Glass lampshades for decorative lighting and home decor. High-quality, handcrafted glass lampshades.\" \/><\/p>\n<h3>\u30f4\u30a3\u30af\u30c8\u30ea\u30a2\u671d\u30fb\u30a8\u30c9\u30ef\u30fc\u30c9\u671d\uff081880\uff5e1910\u5e74\uff09<\/h3>\n<p><strong>\u5916\u89b3\uff1a<\/strong> \u6e29\u304b\u307f\u306e\u3042\u308b\u30af\u30ea\u30fc\u30e0\u8272\uff0f\u30a2\u30a4\u30dc\u30ea\u30fc\u30db\u30ef\u30a4\u30c8\u3001\u3084\u3084\u534a\u900f\u660e\u3001\u6ce2\u72b6\u307e\u305f\u306f\u3072\u3060\u72b6\u306e\u7e01\u304c\u3042\u308b\u5834\u5408\u3042\u308a\u3001\u624b\u63cf\u304d\u306e\u82b1\u67c4\u3084\u8ee2\u5199\u88c5\u98fe\u304c\u4e00\u822c\u7684\u3002\u624b\u5439\u304d\u306e\u305f\u3081\u975e\u5bfe\u79f0\u304c\u898b\u3089\u308c\u308b\u3002.<br \/>\n<strong>\u30d5\u30a3\u30c3\u30bf\u30fc\uff1a<\/strong> \u975e\u6a19\u6e96\u306e\u30ea\u30f3\u30b0\u30b5\u30dd\u30fc\u30c8\u307e\u305f\u306f\u521d\u671f\u306e2\u00bc\u30a4\u30f3\u30c1\u30ae\u30e3\u30e9\u30ea\u30fc\u3002.<br \/>\n<strong>\u91cd\u3055\uff1a<\/strong> \u540c\u3058\u76f4\u5f84\u306e\u5f8c\u671f\u30d7\u30ec\u30b9\u30ac\u30e9\u30b9\u3088\u308a\u91cd\u3044\u3002.<br \/>\n<strong>\u70b9\u706f\u6642\u306e\u898b\u3048\u65b9\uff1a<\/strong> \u534a\u900f\u660e\u306e\u672c\u4f53\u3092\u901a\u3057\u3066\u6e29\u304b\u307f\u306e\u3042\u308b\u9ec4\u91d1\u8272\u306e\u8f1d\u304d\u304c\u5e83\u304c\u308a\u3001\u96fb\u7403\u306e\u8f2a\u90ed\u304c\u3046\u3063\u3059\u3089\u898b\u3048\u308b\u3002.<\/p>\n<h3>Arts &amp; Crafts and Art Nouveau (1900\u20131920)<\/h3>\n<p><strong>\u5916\u89b3\uff1a<\/strong> Leaded glass panels (if true Arts &amp; Crafts style), or single-color amber\/green\/white glass in organic forms. Hand-blown.<br \/>\n<strong>\u30d5\u30a3\u30c3\u30bf\u30fc\uff1a<\/strong> 2\u00bc&#8221; gallery or non-standard ring.<br \/>\n<strong>Distinctive:<\/strong> Organic form (non-geometric), absence of mold seams, color that shows depth when lit.<\/p>\n<h3>Depression era (1929\u20131939)<\/h3>\n<p><strong>\u5916\u89b3\uff1a<\/strong> Machine-pressed geometric forms (ribbed, paneled, honeycomb) in pink, green, amber, or clear. Thin walls, visible mold seams, light weight.<br \/>\n<strong>\u30d5\u30a3\u30c3\u30bf\u30fc\uff1a<\/strong> 2\u00bc&#8221; gallery or early 3\u00bc&#8221;.<br \/>\n<strong>Distinctive:<\/strong> The specific salmon-pink or chrome-green color not reproduced exactly in later periods.<br \/>\n<strong>\u70b9\u706f\u6642\u306e\u898b\u3048\u65b9\uff1a<\/strong> Even amber\/pink\/green wash with slightly visible ribbing.<\/p>\n<h3>\u30df\u30c3\u30c9\u30bb\u30f3\u30c1\u30e5\u30ea\u30fc\u30e2\u30c0\u30f3\uff081945\uff5e1970\uff09<\/h3>\n<p><strong>\u5916\u89b3\uff1a<\/strong> Clean white opal glass in cone, drum, or bell forms. Minimal or no surface decoration. Spider fitter on harp standard.<br \/>\n<strong>\u30d5\u30a3\u30c3\u30bf\u30fc\uff1a<\/strong> Spider\/harp or 3\u00bc&#8221; gallery.<br \/>\n<strong>Distinctive:<\/strong> Very clean geometry; any deviation from perfect symmetry suggests hand production.<br \/>\n<strong>\u70b9\u706f\u6642\u306e\u898b\u3048\u65b9\uff1a<\/strong> Pure even white glow, zero bulb visibility in quality opal.<\/p>\n<h3>Hollywood Regency and late <a href=\"https:\/\/en.wikipedia.org\/wiki\/Streamline_Moderne\" target=\"_blank\" rel=\"noopener\">Moderne<\/a> (1960s\u20131980)<\/h3>\n<p><strong>\u5916\u89b3\uff1a<\/strong> Smoked grey\/brown, deep amber, or clear crystal-cut. Heavy construction. Often large diameter.<br \/>\n<strong>\u30d5\u30a3\u30c3\u30bf\u30fc\uff1a<\/strong> Spider\/harp or 4&#8243; gallery.<br \/>\n<strong>Distinctive:<\/strong> Glass weight \u2014 Hollywood Regency shades are noticeably heavier than earlier styles.<\/p>\n<h2>Common Identification Mistakes<\/h2>\n<p><strong>Assuming all white glass is milk glass:<\/strong> Victorian opalescent and mid-century milk glass look similar in daylight but behave completely differently when lit. Hold the shade up to a strong single light \u2014 opalescent shows a warm glow with slight transparency; dense milk glass blocks the light source entirely.<\/p>\n<p><strong>Confusing reproduction Depression glass with originals:<\/strong> Reproductions have been produced since the 1960s. The tell: color tone (reproductions often have more saturated, less nuanced color than originals), and the specific depression-era mold patterns (originals have patterns made for the specific glass type; some reproductions transpose patterns between colors anachronistically).<\/p>\n<p><strong>Dating based on style alone:<\/strong> A pink ribbed shade might be a 1930s original or a 1990s reproduction. Style dating alone is unreliable; combine it with fitter dimension, glass formula, and production method evidence.<\/p>\n<p><strong>Assuming hand-blown = Victorian:<\/strong> Artisan glass production never stopped. Hand-blown glass shades were produced in small quantities throughout the 20th century and are produced today. Post-1980 artisan revival pieces can look Victorian at first glance. Check the glass formula \u2014 modern artisan glass rarely uses bone ash or fluoride opacifiers.<\/p>\n<h2>Practical Tools for Identification<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter size-full\" src=\"https:\/\/jxlampshade.com\/wp-content\/uploads\/2026\/06\/03-howto-10.png\" alt=\"Hand measuring a decorative glass lampshade in a workshop, showcasing craftsmanship and quality manu.\" \/><\/p>\n<p><strong>UV light (blacklight):<\/strong> Some period glass formulas fluoresce under UV. Uranium glass (Depression-era green, often associated with iridescent <a href=\"https:\/\/en.wikipedia.org\/wiki\/Carnival_glass\" target=\"_blank\" rel=\"noopener\">\u30ab\u30fc\u30cb\u30d0\u30eb\u30ac\u30e9\u30b9<\/a>) fluoresces bright yellow-green. Manganese-decolorized clear glass (pre-1940) fluoresces pale lavender\/blue. Non-fluorescing under UV suggests post-1940 production for clear or green glass. A basic UV flashlight ($10\u201315) is one of the most useful identification tools for Depression and Victorian glass.<\/p>\n<p><strong>Calipers:<\/strong> For precise fitter dimension measurement. Critical for replacement matching; also useful for dating (non-standard dimensions = likely pre-1940).<\/p>\n<p><strong>Weight comparison:<\/strong> If you have two shades for comparison, weight relative to size is informative. Victorian hand-blown glass tends to be heavier than same-size machine-pressed; some mid-century milk glass is notably heavier than modern reproductions.<\/p>\n<p><strong>Care and handling:<\/strong> \u65e5\u672c\u306e <a href=\"https:\/\/www.si.edu\/mci\/english\/learn_more\/taking_care\/glass.html\" target=\"_blank\" rel=\"noopener\">Smithsonian&#8217;s guidance on glass object care<\/a> covers safe handling practices that apply equally to identification work \u2014 minimizing risk to fragile vintage pieces while examining them.<\/p>\n<p><strong>Reference books:<\/strong> Gene Florence&#8217;s <em>Collector&#8217;s Encyclopedia of Depression Glass<\/em> covers pattern identification for Depression-era pressed glass. Margaret and Kenn Whitmyer&#8217;s <em>Fenton Art Glass<\/em> documents Fenton production. For general American art glass, Carl Luckey&#8217;s <em>Identification Guide to Early American Pattern Glass<\/em> covers the pre-Depression period.<\/p>\n<p>\u65e5\u672c\u306e <a href=\"https:\/\/www.cmog.org\/\" target=\"_blank\" rel=\"noopener\">\u30b3\u30fc\u30cb\u30f3\u30b0\u30ac\u30e9\u30b9\u7f8e\u8853\u9928<\/a> maintains an extensive online collection database that includes maker and period identification for American and European glass, useful for cross-referencing unusual pieces.<\/p>\n<h2>When to Ask an Expert<\/h2>\n<p>Three scenarios where professional assessment is worth the cost:<\/p>\n<p><strong>Potential signed or documented pieces:<\/strong> If the shade shows any mark that might be associated with a known designer or studio (early <a href=\"https:\/\/en.wikipedia.org\/wiki\/Tiffany_Studios\" target=\"_blank\" rel=\"noopener\">\u30c6\u30a3\u30d5\u30a1\u30cb\u30fc\u5de5\u623f<\/a>, Steuben, Carder-era glass), professional appraisal before buying or selling is essential.<\/p>\n<p><strong>Insurance or estate valuation:<\/strong> For estate purposes, documentation of vintage glass value requires professional appraisal, not online research.<\/p>\n<p><strong>Authentication for high-value reproduction purchase:<\/strong> If you&#8217;re paying premium prices for a piece claimed to be a specific manufacturer or period, authentication from a qualified appraiser or the relevant collector society protects your investment.<\/p>\n<p>For practical lighting replacement purposes \u2014 finding a shade that fits and looks right \u2014 expert identification isn&#8217;t necessary. The four-step framework above is sufficient.<\/p>\n<p>Once you&#8217;ve identified the glass type and era, our format-specific guides cover sizing and fitter matching for <a href=\"https:\/\/jxlampshade.com\/vintage-glass-lamp-shades-for-table-lamps\/\">\u30c6\u30fc\u30d6\u30eb\u30e9\u30f3\u30d7<\/a>, <a href=\"https:\/\/jxlampshade.com\/vintage-floor-lamp-glass-shades\/\">\u30d5\u30ed\u30a2\u30e9\u30f3\u30d7<\/a>, \u3001\u304a\u3088\u3073 <a href=\"https:\/\/jxlampshade.com\/vintage-glass-pendant-light-shades\/\">pendants<\/a>. If your shade turned out to be milk glass or amber-toned, see our dedicated guides to <a href=\"https:\/\/jxlampshade.com\/vintage-milk-glass-lamp-shades\/\">\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30df\u30eb\u30af\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9<\/a> \u304a\u3088\u3073 <a href=\"https:\/\/jxlampshade.com\/vintage-amber-glass-lamp-shades\/\">\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30a2\u30f3\u30d0\u30fc\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9<\/a>. And if the geometric pressed forms point to the 1920s-1940s, see our <a href=\"https:\/\/jxlampshade.com\/art-deco-glass-lamp-shades\/\">Art Deco glass lamp shades guide<\/a>.<\/p>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>How do I tell if a milk glass shade is genuinely old?<\/h3>\n<p>Check for: slight cream\/ivory undertone (older fluoride milk glass) vs. bright white (modern titanium dioxide); visible mold seams with slight irregularity (period pressed glass) vs. very clean seams (modern production); weight (heavier for same diameter usually means older glass formula); and fitter rim finish (slightly irregular or polished by hand vs. machine-consistent).<\/p>\n<h3>Does vintage glass glow differently from modern reproductions?<\/h3>\n<p>Often yes. Period glass formulas \u2014 particularly fluoride milk glass and bone-ash opalescent \u2014 produce a subtly different light transmission quality than modern titanium dioxide or zirconium glass. The warm cream undertone of fluoride glass gives a slightly warmer lit appearance. Side-by-side in person, most people notice the difference; in photographs it&#8217;s harder to detect.<\/p>\n<h3>Can I identify Depression glass colors reliably?<\/h3>\n<p>Yes, for common colors. Depression pink has a distinctive salmon undertone; Depression green has a chrome-olive quality; Depression amber is a warm honey-amber. The challenge is that reproductions have been produced since the 1960s using slightly different colorant chemistry, so the exact tone differs. UV test helps: genuine Depression glass with uranium colorants (some green and yellow) fluoresces brightly; selenium-tinted pink does not.<\/p>\n<h3>What does a pontil mark tell me about age?<\/h3>\n<p>A pontil mark (rough or polished circular mark at the top of the shade from the blowing rod) confirms hand-blown production. Hand-blown glass production was standard before ~1920 for decorative shades and continued in smaller-quantity higher-end production after that. A pontil mark doesn&#8217;t prove Victorian-era, but it rules out mass machine-pressed production.<\/p>\n<h3>Are maker&#8217;s marks reliable for dating vintage glass shades?<\/h3>\n<p>Partially. Some makers (Fenton post-1970) are reliably dated by their marks. Others used marks inconsistently across production years. Unmarked pieces are the majority of vintage glass. Marks are one piece of evidence to combine with glass type, fitter dimensions, and production method.<\/p>\n<h3>How can I tell if a vintage glass shade is worth significant money?<\/h3>\n<p>Red flags that suggest routine commercial production (typically $10\u201350 value): machine-pressed construction, standard Depression-era patterns in common colors, standard fitter dimensions. Green flags that suggest potentially significant value: hand-blown construction, documented manufacturer&#8217;s mark, unusual color or pattern, association with a specific lamp style. For anything where significant value is possible, consult a qualified appraiser.<\/p>\n<h3>Is it safe to use UV light to test vintage glass?<\/h3>\n<p>Yes. UV flashlights used for glass identification emit low-level UV at standard blacklight frequencies \u2014 safe for brief residential use. The exposure required for fluorescence testing is a few seconds. Don&#8217;t stare directly into the UV source; otherwise standard handling precautions apply.<\/p>\n<h2>\u95a2\u9023\u66f8\u7c4d<\/h2>\n<ul>\n<li><a href=\"https:\/\/jxlampshade.com\/vintage-glass-lamp-shades\/\">\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\uff1a\u5b8c\u5168\u8cfc\u5165\u30ac\u30a4\u30c9<\/a><\/li>\n<li><a href=\"https:\/\/jxlampshade.com\/vintage-milk-glass-lamp-shades\/\">\u30f4\u30a3\u30f3\u30c6\u30fc\u30b8\u30df\u30eb\u30af\u30ac\u30e9\u30b9\u30e9\u30f3\u30d7\u30b7\u30a7\u30fc\u30c9\uff1a\u6b74\u53f2\u30fb\u30b9\u30bf\u30a4\u30eb\u30fb\u8cfc\u5165\u30ac\u30a4\u30c9<\/a><\/li>\n<li><a href=\"https:\/\/jxlampshade.com\/vintage-amber-glass-lamp-shades\/\">Vintage Amber Glass Lamp Shades: Warm Light, Period Styles &amp; Buying Guide<\/a><\/li>\n<li><a href=\"https:\/\/jxlampshade.com\/art-deco-glass-lamp-shades\/\">Art Deco Glass Lamp Shades: Geometric Styles, Materials &amp; Sourcing Guide<\/a><\/li>\n<\/ul>\n<h2>\u7d50\u8ad6<\/h2>\n<p>Identifying vintage glass lamp shades is a systematic process, not a guessing game. The glass formula narrows the era; the production method (hand-blown vs. pressed) confirms it; the fitter dimensions provide mechanical dating; and maker&#8217;s marks (when present) add specificity. For most practical purposes, the four-step framework narrows any shade to a production decade with confidence.<\/p>\n<p>For replacement matching \u2014 finding the right replacement for a broken shade \u2014 identification accuracy is important primarily for fitter sizing and glass-type matching. Period accuracy matters if you&#8217;re completing a documented antique lamp for display; it matters less if you&#8217;re replacing the shade on a grandmother&#8217;s floor lamp for daily use. Either way, the identification process is the right first step.<\/p>","protected":false},"excerpt":{"rendered":"<p>Direct answer: To identify vintage glass lamp shades, examine four elements: glass type and color formula (which narrows the era), surface treatment (hand-blown vs. machine-pressed), fitter type and diameter (which varied by period), and any maker&#8217;s marks or mold numbers on the fitter rim. These four indicators together usually narrow a shade to within a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7204,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[210],"class_list":["post-7208","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glass-lampshade-solutions","tag-vintage-glass-lamp-shades"],"_links":{"self":[{"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/posts\/7208","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/comments?post=7208"}],"version-history":[{"count":2,"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/posts\/7208\/revisions"}],"predecessor-version":[{"id":7602,"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/posts\/7208\/revisions\/7602"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/media\/7204"}],"wp:attachment":[{"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/media?parent=7208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/categories?post=7208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jxlampshade.com\/ja\/wp-json\/wp\/v2\/tags?post=7208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}