Application:Large diameter sapphire windows are often used in defense or research areas. These oversize sapphire optics can protect
larger infrared camera and lasers from being scratched by debris.
Besides normal spec sapphire windows, FineWin wafers offers extra large size sapphire windows up to 300mm in diameter.
1. Excellent surface hardness, not easily scratched.
2. The range of transmittance extends from ultraviolet to mid-infrared wavelength region.
3. Chemically inert and insoluble in water, common acids or alkalis at temperatures up to about 1000°C.
4. High temperature resistance, good thermal conductivity,
5. Good infrared transparency and chemical stability.
Basic technical parameters:
largest size:300mm in diameter
1. Dimension tolerance ± 0.05mm
2. Finish 60-40
3. Edge ＜0.25mm×45°
4. Clear aperture >85%
5. Polishing High-precision double-sided polishing
6. Coating: on your request.
Any size, any thickness can be customized