Cold mirrors are heat-transmitting mirrors that are designed to work as long-pass filters by reflecting visible wavelengths while transmitting NIR wavelengths.
Visible light is reflected, and the hot part is transmitted when using the ultraviolet cold mirrors.
Material | Fused Silica, H-K9L (BK7), Float Glass |
Dimension Range | Φ3mm-Φ300mm |
Tolerance | +0.0/-0.1mm |
Front Surface Flatness | λ/4 |
Surface Quality | 60-40 Parallelism: Within 3 arcmin |
Clear Aperture | >90% |
Back Surface | Fine Ground |
Coating | Hot Mirror Coatings |
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