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600 ex-rt 離機閃燈不會用!
Dec 23rd 2013, 08:10

600 ex-rt 閃光前發出的紅色光有甚麼用?

它是用來測光還是用來輔助對焦的?

早前第一次用ettl-ii離機閃模式,發現閃燈放遠了,閃燈出來的光一直都不準...

不是差一點的不準,而是差距很大的不準...

這種情況要怎麼辦?

我的機身是6D,背景曝光正常後就用M模式固定光圈快門數值,以前閃燈插在機身上都不會有閃光燈出力不準的情況,而且閃燈一離機,晚上周邊對焦點都馬上對不到焦,只有中間可以。

那其實要怎麼用才好?

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