Can you teach me why "Long exposure noise reduction OFF"?.

Can you teach me why "Long exposure noise reduction OFF"?. and stablizer OFF?

If you use BULB, how do you control time exactly to second? I found myself lose control, some too shot, some too long:(

Huge Thanks

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我来回答一下 -移花接木- 给 移花接木 发送悄悄话 移花接木 的博客首页 (669 bytes) () 07/06/2015 postreply 09:20:39

謝謝你的 移花寶典。 -牌架子- 给 牌架子 发送悄悄话 牌架子 的博客首页 (0 bytes) () 07/06/2015 postreply 12:54:54

謝謝移花寶典!!! -sueanabakery- 给 sueanabakery 发送悄悄话 sueanabakery 的博客首页 (0 bytes) () 07/06/2015 postreply 18:10:58

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