60mm,105mm;或者副廠頭。微距頭的畸變很小,而在拍攝時往往為照顧景深,光圈已經收到f16,18,22甚至更小,而且往往采用畫麵中心構圖,對邊緣銳度和畸變的擔心可以忽略。
60mm,105mm;或者副廠頭。微距頭的畸變很小,而在拍攝時往往為照顧景深,光圈已經收到f16,18,22甚至更小,而且往往采用畫麵中心構圖,對邊緣銳度和畸變的擔心可以忽略。
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