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Lens Luminous Flux
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Lens Luminous Flux
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艺术学
光度学
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Lens Luminous Flux
镜头光通量
度量光源在单位时间内向某立体角内辐射的相对视见率的光能量,即人眼所能感觉到的光的辐射功率(辐射能量流速率)的物理量。
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