Light Meter - Lux, Exposure
Contechity
Color Meter - RGB HSL CMYK RYB
Contechity
Dominant λ Light Spectrometer
Contechity
LED Light Flicker Meter
Contechity
White Balance Kelvin Meter
Contechity
Paint Dye RYB Color Meter
Contechity
White Balance Color Temp Meter
Contechity