S4EP12 什麼是完美?!黑白負片的傳奇顯影液 PYRO 染色型黑白負片顯影液
Update: 2021-11-15
Description
PYRO黑白負片顯影液通常是指使用焦酚來當作顯影主劑的黑白負片顯影液,亦有使用焦兒茶素來當作顯影主劑的方式。
這種染色型顯影液的特性包括:
1、明顯加強階調邊界產生邊際效應引起的銳利度
2、形成更高的濃度,更長的階調
3、產生階調分離的效果,特別是在高光(亮部)的細節重現
4、使明膠硬化,減少底片劃痕
5、產生漂亮的細顆粒影像
6、產生顏色濾鏡,由於光譜特性,變的適合在明膠銀銀與古典印相工藝中(鉑鈀印相、氰版、棕版等)使用
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