+8618117273997weixin
English
中文简体 中文简体 en English ru Русский es Español pt Português tr Türkçe ar العربية de Deutsch pl Polski it Italiano fr Français ko 한국어 th ไทย vi Tiếng Việt ja 日本語
Parameter requirements for qualified standard lamps and how to judge lamps and lanterns
07 Jan, 2017 2435

Parameter requirements for qualified standard lamps and how to judge lamps and lanterns

1. The allowable tolerance range of standard light source calibration and retest results is as follows: X, Y Chromaticity Coordinates: ±0.0008 Color Temperature: ±10K Luminous Flux: ±5‰ SLS-50W_Standard Lamp 2. The allowable tolerance range of contrast light source/ luminaires retest results as follows: X, Y Chromaticity Coordinates: ±0.0050 High Color Temperature: ±150K Low Color Temperatu...

Read More