Unverified75% confidenceTradeoffTime unknown
大光圈(f/1.5-1.8)提升进光但边缘畸变和眩光更重,城市霓虹灯多的场景反而f/1.8-2.0配合合成算法眩光控制更好
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified大光圈定焦最大光圈全开时边缘画质下降、易出现口径蚀(猫眼光斑)和轻微色散,若需边缘锐利或规则光斑,应收缩至f/2-f/2.8使用79% similarUnverified追求大光圈虚化效果(如人像背景虚化、弱光室内拍摄)的用户不适合,f/4-6.3 的浮动光圈在长焦端进光量明显不足75% similarUnverifiedF1.8大光圈夜视在城市有路灯环境下表现不错,但在完全无光的乡道或地库等极暗场景下,相比带红外补光或星光级传感器的竞品仍有差距72% similarUnverified小光圈(F4.0以上)主要价值在强光抑制和拍摄星芒/水面倒影时减少眩光,白天拍夜景灯光和逆光大光比场景能显著减少鬼影,喜欢城市夜景摄影可优先看小光圈端72% similar
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