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https://www.rayclouds.com/

RayClouds provides professional optical instruments, Luminance Colorimeter, which used in luminance, color and flicker measurement of mobile phone display&Phone back shell, backlight, FPD and other illuminated panel. Luminance Colorimeter filter response curves are based on the CIE1931 standard. High sensitive Luminance Colorimeter makes high speed and high accuracy measurements. Luminance Colorimeter support in-line mobile phone backlight luminance and flicker measurement and can adjust, check the color of LED TV and smart phone while producing. High precision, high speed measurement of white balance, gamma, contrast, and flicker. Otherwise, also can measure the reflectance of phone back shell.