lumen, mcd, color tester ZWL-600 Photometric Colorimetric and Electric Test Systemrapid, steadyThe integrated measurement system includes a special ... ),color parameters(color temperature 1300-25000 K, wavelength 380-780 nm (UV, Ir can be extended))and other relevant parameters. The test ... ;These systems comply with CIE standard. ZWL-600 LED lumen, angle and color temperature measurement system