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° |
sales@leithopt.com.sg 
Tel: +86-13756880126 
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