[問題] SIGMA 18-50mmfor RF 焦段?
想請問一下這顆SIGMA 18-50mm F2.8 DC DN for RF
看解說是為APS-C而生,但標示焦段卻好像用全片幅的標準去標的?
這樣焦段應該就要*1.6?
那為什麼不乾脆直接標成用29-80mm直觀點?
畢竟這顆對全片幅的玩家 不太會選這顆來用吧...嗎?
還是說只是純粹廠商就是想這樣定義,不需要消費者有想法
另外想問一下這顆市面上有沒有得租?找了一圈目前沒找著
我看了這顆價格適中,又是我要的焦段+恆定光圈,但又想多方考量,
怕買了就變供著,想說能租得到,租個一兩天也夠確認該不該衝了
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