CO2 Laser Protective Window Lens

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.