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Xinsifang introduces the highest specification go-r5000 distribution photometer from Hangzhou. The maximum diameter of the luminous surface of the measuring lamp is up to 1.6m and the length of the measuring optical channel is up to 18m. It is one of the few testing institutions with this set of equipment in China, and can provide the majority of lamp manufacturers with testing items such as light distribution curve, light efficiency and luminous flux. Electrical parameters: voltage, frequency, current, power and power factor; Light parameters (0-180 ° / 90-270 °): luminous flux, luminous efficiency and central light intensity; The beam angle, the ratio of light flux within the angle range and the uniformity of color spatial distribution;

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