[問題] 5D2+T116 or 5D2+17-40L
小弟目前是用T116 (450D~~T-T)
未來想要上FF 5D2
所以到時會想賣出116 買17-40L
可是光圈一下變小...F2.8-->F4...T-T
聽說T116 接上5D2會有成像圈~~但是若在16焦段時則無
所以是否可以繼續用116直上5d2...光圈比17-40大
而且16mm也比較廣(不用在X1.6)~~雖然會變定焦鏡~
不知我這樣的觀點是否有錯??
如果哪裡有問題也希望板上前輩多指教
謝謝
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