Sigma 18-50mm f/2.8 DC DN | Contemporary真香小小一顆居然是恆定2.8鏡頭,又很輕🤩價錢聽說不到一萬五如有APSC機身的話真想買一個來用如如蠻耐看的😍而也和我一樣吃素呢😍