Uncoated Windows

Download Optics for CO2-Lasers Datasheet (PDF, 198 KB)


Specifications:

1. Material: CVD-ZnSe
2. Diameter tolerance, mm: +0.0 / -0.1
3. Thickness tolerance, mm: +/- 0.25
4. Parallelism, arc min: <= 3
5. Clear aperture: 90% of diameter
6. Surface quality, scr/dig: 40/20
7. Surface figure (power-irregularity) @ 633 nm, fringe: 1 - 1/2 

Standard sizes:

Diameter Thickness
inches mm inches  mm
0.250 6.35 0.080 2.0
0.375 9.52 0.080 2.0
0.50 12.7 0.080 2.0
0.75 19.1 0.080 2.0
1.00 25.4 0.080 2.0
1.00 25.4 0.120 3.0
1.10 27.9 0.120 3.0
1.50 38.1 0.120 3.0
2.00 50.8 0.200 5.1
2.50 63.5 0.250 6.4
3.00 76.2 0.250 6.4
 

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A new product among TYDEX THz lenses!

An axicone is a specialized type of lens which has a conical surface. It is used to transform a Gaussian beam into a Bessel beam.