1. Display the use time, name and switching times of each light source
2. The light source is automatically switched, with the function of metamerism
3. No preheating, no flickering, fast and reliable evaluation of color can be guaranteed
4. Low energy consumption, no heat generation (no heat dissipation required), high luminous efficiency
5. Equipped with more complete British and American standard common light sources
6. The name of the light source can be changed, and it is more convenient to add a light source
7. The volume and inner frame space are large, which is convenient for observing large items
D65 International Standard Artificial Daylight (Artificial Daylight)
Color temperature: 6500K Power: 20W
TL84 European, Japanese, Chinese store light source
Color temperature: 4000K Power: 18W
CWF US Cool White Fluorescent
Color temperature: 4150K Power: 20W
F family hotel lights, colorimetric reference light source
Color temperature: 2700K Power: 40W
UV light source (Ultra-Violet)
Wavelength: 365nm Power: 20W
U30 American Warm White Fluorescent
Color temperature: 3000K Power: 20W (30U)
A American kitchen window spotlights, color reference lamps
Color temperature: 2856K Power: 60W
TL83 European standard warm white shop light source (Warm White)
Color temperature: 3000K Power: 18W
