ZINC SELENIDE PLANO-CONVEX LENS

Product catalog summary

Product Overview: The document details the specifications of a Zinc Selenide (ZnSe) Plano-Convex Lens with a diameter of 5.0mm and a nominal focal length of 400mm. The lens is manufactured using Chemical Vapor Deposition (CVD) ZnSe material.

Specifications:

Diameter: 5mm with a tolerance of ±0.1mm
Clear Aperture: 80% of the diameter
Edge Thickness: 1.0mm with a tolerance of ±0.1mm
Centre Thickness: Derived to be 1.0mm
Chamfers: Approximately 0.1mm break-edge
Radius of Curvature: 562.6mm for the convex side, plano for the other side
Surface Quality: Scratch/Dig 60/40
Coating: None

Optical Performance:

Effective Focal Lengths:
- 0.633nm: 350mm
- 1064nm: 378mm
- 7µm: 396mm
- 10.6µm: 400mm
- 14µm: 409mm

Manufacturer Information: The lens is stocked by Crystran Ltd, located at 1 Broom Road Business Park, Poole, BH12 4PA.

Document Details: The document is titled 'ZnSe Lens', Issue A, dated 2/12, with the drawing number ZNSE5LENS400.

Catalog excerpts

ZINC SELENIDE PLANO-CONVEX LENS 5.0mm diameter x 400mm nominal F.L. MATERIAL: CVD ZnSe Diameter: Clear Aperture Edge thickness: Centre Thickness: Chamfers: Radius of Curvature 1: Radius of Curvature 2: 5mm (±0.1mm) 80% of diameter 1.0mm (±0.1mm) 1.0mm derived approx 0.1mm break-edge 562.6 (test plate) Plano Centration Surface Accuracy S/D: Coating: Not specified Not specified 60/40 None Crystran Stock. CRYSTRAN LTD 1 Broom Road Business Park, Poole, BH12 4PA Title: ZnSe Lens Issue A

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