Unverified85% confidenceDecision RuleTime unknown
防水壳的平面光学玻璃镜片优于弧面塑料镜片，弧面塑料在水下易产生边缘畸变和虚焦，选购潜水壳应确认镜片为光学级平面玻璃
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85%
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Long-term
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