冷鏡
冷鏡是熱鏡的反面,它反射可見光并透射紅外光。 它們的涂層都是**面的,并且像熱鏡一樣,也沉積在低膨脹率的材料上,例如硼硅酸鹽玻璃。 這些反射鏡通常在隨機偏振光中以45°入射角使用。
Cold Mirror General Specifications
Thickness: | 3.0mm ±0.5mm |
Size Tolerance: | +0.0mm/-0.5mm |
Min. Clear Aperture: | 95% of outside dimension |
Substrate Material: | Borosilicate glass |
Flatness: | 5–10 waves per 25mm |
Parallelism: | 3 arc minutes or better |
Surface Quality: | 80/50 per MIL-O-13830 |
Humidity and Abrasion: | Per MIL-C-67** |
Max. Operating Temperature: | +200°C |
Mechanical: | Unmounted |
DESCRIPTION | PART NO. |
Cold Mirror, 25mm diameter x 3mm thick | 645FK84-25 |
Cold Mirror, 50mm diameter x 3mm thick | 645FK84-50 |
Cold Mirror, 50mm x 50mm x 3mm thick | 645FK84-50S |
熱鏡
熱鏡按其名稱說明執(zhí)行:它們反射熱量并透射可見光。 所有涂層均被歸類為堅硬的**表面電介質(zhì),并且將達(dá)到或超過規(guī)定的濕度和磨損規(guī)范。 為防止高溫應(yīng)用導(dǎo)致開裂或開裂,所有涂層均沉積在低膨脹材料(例如硼硅酸鹽玻璃)上。
Hot Mirror General Specifications
Thickness: | 3.0mm ±0.5mm |
Size Tolerance: | +0.0mm/-0.5mm |
Min. Clear Aperture: | 95% of outside dimension |
Substrate Material: | Borosilicate glass |
Flatness: | 5–10 waves per 25mm |
Parallelism: | 3 arc minutes or better |
Surface Quality: | 80/50 per MIL-O-13830 |
Humidity and Abrasion: | Per MIL-C-67** |
Max. Operating Temperature: | +200°C |
Mechanical: | Unmounted |
DESCRIPTION | PART NO. |
Hot Mirror, 512mm diameter x 3mm thick | 775FW82-12.5 |
Hot Mirror, 25mm diameter x 3mm thick | 775FW82-25 |
Hot Mirror, 50mm diameter x 3mm thick | 775FW82-50 |
Hot Mirror, 50mm x 50mm x 3mm thick | 775FW82-50S |