Product Catalog
1. Colored filters for navigation lights
5. Heat-shielding light filters
7. Glasses for protection from laser radiation
specular and diffuse reflectance IS-350-VNIISTROM
8.2. Total Reflex Spherical Reflexometer
8.4. Spherical photometer for measuring luminous flux
9. Architectural lighting for the Moscow Dream Island amusement park
10. Super-resistant heat-shielding light filters T765-POK24 with an operating temperature of 450°С
Home / Lighting engineering / Conversion filters. Correction of color rendering.
2. Conversion filters. Correction of color rendering.
Conversion light filters are designed to correct the color temperature of light sources such as external lighting, museum lighting, etc.
The "blue" series conversion filters increase the color temperature of incandescent lamps. The most popular is the Day Light Filter 80A. It converts the spectrum of a halogen lamp into a midday ambient light spectrum.
"Orange" series conversion filters lower the color temperature of light sources.




Figure: 1 Halogen lamp with 85B series orange filter.
CCT = 2150°K
Figure: 2 Halogen lamp without conversion filters.
CCT = 2980°K
Figure: 3 Halogen lamp with, 80C series blue filter.
CCT = 5570°K
Composition of the set of conversion filters "KODAK" classification
Photooptic's conversion filters have proven themselves in photo and cinema equipment, show technology, architectural and interior lighting.

Wavelength, nm
Transmission T,%
Figure: 4 Spectral transmission of conversion filters 80A and 85B produced by "Photooptic" ltd.
Wavelength λ, nm
