處理方式是全鏡拆解清潔保養，清除鏡片上的油點油漬，清潔鏡筒，對焦環重新潤滑
此鏡有浮動鏡組設計，也有內建四片濾(色)鏡片，結構比較複雜，處理起來比較繁複
This lens has the following problems needs a full cleaning and maintenance: The focusing ring doesn't work smooth, lens tubes show some unnecessary grease internally, lens glasses have many oily spots, aperture blades have slight trace of oil.
This lens incorporates floating elements design and has a built-in rotating color filters make it to be a time-consuming work.
沒有留言:
張貼留言