[問題] 焦段對景深的影響
想請問焦段對景深的影響，以下我認知的是否有錯誤? 還請指教
如果有兩顆鏡頭30mm 和 50mm 光圈都 F1.8
站在同一地點拍攝同一主題，50mm景深會比較淺?
如果拍攝同一主題 且大小要差不多
所以50mm要比較向後退的比較遠
這時景深會差不多嗎? (如果差不多但50mm會有較壓縮的感覺?)
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