[yoyobobo]

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本人新人
1.請問各位用CPL時是可安在
UV鏡外用.會否影嚮對焦.
2.同埋為什麼CPL可轉動,有無什麼用途呢

[wtfgary]

1. 1.請問各位用CPL時是可安在
UV鏡外用.會否影嚮對焦.

Yes, you can 安在UV鏡外用. 對焦. shall be no problem - at least I can not tell the different.

2.同埋為什麼CPL可轉動,有無什麼用途呢.

You have to turn it in order to maximize the effect. Different agree may have vary result.

[yoyobobo]

thanks wtfgary

[wtfgary]

Sorry, I mean "different angle"

[forbi318]

1. 連UV用會有黑角
2. 改變反射角度,

[D.S]

如果你兩片filter一齊用,用落廣角鏡是有黑角的,就算只用一片cpl鏡某d廣角鏡頭都會有黑角,所以有專門比wide angle用的薄cpl鏡,轉動鏡片前的環,是用來比你慢慢睇下邊一個角度可以令反光消除得最好,有d cpl鏡有個箭咀頭,把它轉向太陽處就大致可以消除反光,唔洗慢慢轉來試.