1A和1B鏡被稱為天光鏡(Skylight),它們除具有UV鏡功能外還分別對500nm處綠光(1A)或550nm處黃綠光(1B)吸收約10%的量,以減少天光(天空中的散射光)引起景物偏蘭調現象。它倆可被視作暖調UV鏡,特別利於拍人像。...原作:徐(永日)
簡單就是1A,比較淡粉紅,1B深一點粉紅
copy from yahoo
楼下的,我对吗?

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