[問題] PENTAX Kr對焦速度
請問各位大大
我的kr接sigma 17-50 2.8總覺的對焦速度很慢
白天還好,倒是晚上時,暗部對焦超慢,還很常對不到
這樣是機身的問題還是鏡頭呢?
用這個鏡頭應該是用鏡身馬達吧?
有什麼解決方式,還是真的是他老了呢?
捨不得換掉啊…
謝謝各位大大
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