[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

焦距越广(14mm)视野越大能纳入更多银河和地景、可曝光时间更长,但畸变更强且星点显得更小;20mm视角适中、边缘画质更易控制,是构图与画质的平衡点

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85%
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Long-term
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