Unverified50% confidenceDecision RuleTime unknown
长焦/标准投影+侧面或顶部有环境光,选ALR抗光幕(锯齿光学结构);超短焦投影必须配菲涅尔抗光幕(同心圆结构),二者不可混用,否则完全失效
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Long-term
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