Unverified78% confidenceTradeoffTime unknown
照度越高越清晰但功耗和眩光风险越大；桌面照度并非越亮越好，超过1000lx反而刺激眼睛，AA级500lx中心照度配合大发光面漫射即可满足需求
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78%
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Long-term
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