High Performance Cold Mirrors: Light sources or optical signals often contain visible light and infrared light. Cold/hot mirrors can separate visible light from infrared light and collect only visible light, alleviating system heating caused by infrared radiation.
Material | SCHOTT borosilicate glass Borofloat |
Surface flatness | <5λ/25mm2@633nm |
Parallelism | <1 arc minute |
Surface quality | 60/40-80/50 |
Thickness | 2mm±0.2mm |
Visible reflectivity | Ravg>95%@425-675nm |
Visible transmittance | Tavg>90%@750-1150nm |
Incident angle | 45° |