a unit of illumination equal to 1 lumen per square centimeter; 10,000 phots equal 1 lux
phot详细解释
phot n.Physics （名词）【物理学】 A unit of illumination equal to one lumen per square centimeter.辐透，厘米烛光：光源单位，相当于每平方厘米一流明 来源：Greek phôs phôt- [light] * see bh3- 希腊语 phôs phôt- [光，光线] *参见 bh3-
