Unverified85% confidenceTradeoffTime unknown
全开光圈f/1.4时锐度明显不如原厂同焦段镜头，需缩至f/2左右才能获得较好的中心锐度，对画质要求严苛的用户慎选
1
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85%
Confidence
Long-term
Relevance
-
First Seen
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Unverified全开光圈时中心锐度可用但边缘画质松散，收缩到f/4-f/5.6后画质明显改善；追求全开边缘画质的需求应考虑更高规格镜头88% similarUnverified最大光圈仅f/2.8，不适合追求强烈背景虚化或暗光大光圈拍摄的用户，虚化能力明显弱于同焦段f/1.4级别镜头88% similarUnverified全开光圈f/1.8时边缘画质和锐度有一定下降，需要缩到f/2.8-f/4左右才能获得全画面较均匀的锐度表现87% similarUnverified全开光圈f/1.8时边缘画质较软、有明显口径蚀和暗角，需收到f/2.8左右画面整体锐度才显著提升87% similarUnverified最大光圈仅F2.8，虚化能力有限，追求明显背景虚化或低光手持拍摄的用户建议考虑F1.4级别镜头86% similar
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