通用d50灯管f20t12-c-eco灯箱灯管5000k光源

d50灯管的色温为5000k被世界印刷业公认为标准色温（icc标准），通常运用在印刷或前置出版的领域。其条件恰与白天阳光下相近，色彩虽比较正常，但不容易发现黄墨的变化，故较适合于观看原稿。其品牌有：pihlips，通用ge，osram，格林达 麦  克贝斯 gretagmacbeth，gti等

gretagmacbeth f20t12/50 5000k 20w made in canada

gretagmacbeth f40t12/50 5000k 20w made in canada

philips tl-d 90 de luxe 18w/950 made in holland

philips tl-d 90 de luxe 36w/950 made in holland

philips tl-d 90 graphica 18w/950 made in holland

philips tl-d 90 graphica 36w/950 made in holland

osram l18w/950 color proof daylight made in germany

osram l36w/950 color

proof daylight made in germany

just daylight 5000 prographic 36w made in

holland

just daylight

5000 prographic 58w made in holland

gti graphiclite 100

f17t8/gl50 d5000 color viewing lamp

gti

graphiclite 100 f25t8/gl50 d5000 color viewing lamp

gti

graphiclite 100 f32t8/gl50 d5000 color viewing lamp

ge ecolux f20t12-c50-eco chroma 50 20w usa