CO2 Laser Protective Window Lens
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CO2 laser protective window lens is used for separating physical space while allowing light beams transmission. Customer can choose a suitable window lens according to the requirements for material, transmission, divergence, wavefront error, parallelism, surface quality, etc.
SPT can provide CO2 laser protective window lenses of various materials or with different layers of AR coatings.
Technical parameters
- Diameter tolerance: 0.0/-0.2mm
- Thickness tolerance: ±0.2mm
- Effective aperture: >80%
- Parallelism: < 3 arc min
- Surface quality: 40-20 scratch and dig
- Surface accuracy: λ /2 @632.8nm per 25mmDia
Model specifications
| Model | Material | Diameter (mm) | Thicknes (mm) | Wavelength (um) |
| WZ-15-1-BB | ZnSe | 15 | 1 | 3-13 |
| WZ-84X27X3.4-BB1 | ZnSe | 84x27 | 3.4 | 3-15 |
| WZ-84X27X3.4-BB | ZnSe | 84x27 | 3.4 | 8-14 |
| WZ-95X95X3 | ZnSe | 95x95 | 3 | 9.4/10.6 |
| WZ-55-3 | ZnSe | 55 | 3 | 9.4/10.6 |
| WZ-60x90x3 | ZnSe | 60x90 | 3 | 9.4/10.6 |
| WZ-65x85x3 | ZnSe | 65x85 | 3 | 9.4/10.6 |
| WZ-75-3 | ZnSe | 75 | 3 | 9.4/10.6 |
| WZ-80-3 | ZnSe | 80 | 3 | 9.4/10.6 |
| WZ-88-3 | ZnSe | 88 | 3 | 9.4/10.6 |
| WZ-90-3 | ZnSe | 90 | 3 | 9.4/10.6 |
| WZ-50-4 | ZnSe | 50 | 4 | 9.4/10.6 |
| WZ-2-5 | ZnSe | 50.8 | 5 | 9.4/10.6 |
| WZ-0.5-2 | ZnSe | 12.7 | 2 | 9.4/10.6 |
| WZ-0.75-3 | ZnSe | 17.78 | 3 | 9.4/10.6 |
| WZ-1-3 | ZnSe | 25.4 | 3 | 9.4/10.6 |
| WZ-1.1-3 | ZnSe | 27.9 | 3 | 9.4/10.6 |
| WZ-1.5-3 | ZnSe | 38.1 | 3 | 9.4/10.6 |
| WZ-1.5-5 | ZnSe | 38.1 | 5 | 9.4/10.6 |
| WZ-110-5 | ZnSe | 110 | 5 | 9.4/10.6 |
| WZ-185x125x6 | ZnSe | 185x125 | 6 | 9.4/10.6 |
| WGA-60-1 | GaAs | 60 | 1 | 9.4/10.6 |
| WGA-109.5-4 | GaAs | 109.5 | 4 | 9.4/10.6 |
Note: Dust and stains on lens can cause scattering and affect output beam quality. With proper handling and cleaning, you can prevent damage and errors and extend the lifespan of your laser optics.
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