[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

拍摄银河需满足500法则:曝光时间(秒)≤500÷等效焦距,14mm全画幅镜头可曝光约35秒不拖线,20mm约25秒;星点更严苛可用NPF法则或改用300法则

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90%
Confidence
Long-term
Relevance
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