... Single-mode fiber<20KmColor Temperature/contrastBrightness and contrast of red, green and blue can be adjusted by software, ... Optoelectronics (shenzhen) Co.,Ltd, mainly involved inLED encapsulation and LED Display.,led lamps , led lights .Since 2010, ... Wave solder, Reflow soldering, Spectrum electronic and color tester, temperature andhumidity programmable tester, luminance meter etc. are equipped for ...