CCD進塵

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澳門回來後發現某些照片中間上面都有一個小暗點,
把光圈調最小, 對天空試拍幾張, 暗點很明顯, 確定是 CCD 進塵,
應該進塵很久了, 因為大部份時間都用 f1.4 的鏡頭, 所以看不出來.
進塵處理:
用反光鏡鎖定功能, 按下快門, CCD 面朝下, 用氣球噴一噴, 再關掉相機電源(反光鏡會回復)
如此應該可以吹掉大部份的微塵, 若還是不行, 可能就需要用果凍筆之類的工具.

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This page contains a single entry by Pank published on October 13, 2008 5:01 PM.

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