Measuring methods of lamps for general lighting
普通照明灯具的测量方法
发布日期:
2019-01-01
JIS C 7801:2019规定了一般照明灯具发光量的测量方法,如总光通量和发光强度,以及与光源颜色有关的量。
JIS C 7801:2019 specifies the measuring methods of luminous quantity of lamps for general lighting such as total luminous flux and luminous intensity, and quantities related to the light-source colour.