Cylindrical Lenses

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

Specifications:

1. Material: CVD-ZnSe
2. Effective focal length tolerance, %: +/- 2
3. Diameter (width & length) tolerances, mm: +0.0 / -0.1
4. Thickness tolerance, mm: +/- 0.25
5. Edge thickness variation, mm: <= 0.05
6. Clear aperture: > 85% of a size
7. Surface figure (power-irregularity) @ 633 nm:  
  plano, fringe: 1 - 1/2
  radiused: depends on radius
8. Surface quality, scr/dig: 60/40
9. AR Coating reflectivity per surface
@ 10.6 µm, %:
< 0.5

BBAR coatings are also available for NIR-MIR.

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HRFZ-Si Axicones
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.