[amostam]

我知canon有知100-300DO鏡，又細支又有低析散鏡片，不過我不知該鏡的評價如何。如比較70-400L會否差很遠？？

[waikin2]

100-300 DO
新鏡~小弟唔知道bor~
70-300就有支~

[amostam]

70-300 f4.5-5.6 至真，價錢成八千多元，不過很輕，不知質素是否及得上70-200 f4

[VDuck]

From what I heard, 70-300 DO is not very good at all. You are much better off with small white.