宝丽来(Polaroid)636 拍立得彩虹一次成像复古相机9新张国荣同款 官方标配 I-1全新带盒 已选 I-1全新带盒,1个 送至 北京朝阳区三环到四环之间 评价 *** 商品介绍 规格参数 售后保障 包装清单 商品参数 服务承诺 京东商城向您保证所售商品均为正品行货,京东自营商品开具机打发票或电子发票。凭质保...
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Polaroid color photography is based on integral tripack coatings in which each emulsion layer is associated with a dye-developer layer. On development, the chemicals being supplied from a pod, the unused dye developer diffuses to a receptor layer, where the color picture is formed; the oxidized...
step prior to iodine staining performed in two or more stages of the dyeing bath, and, in at least two stages of the dyeing bath uniaxially stretched, (1) reacting the initial dyebath draw ratio paragraph 2 above the dye bath after a total draw ratio, or (2) that the final draw ...