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50.80mm Focal Length CO2 Lens 20mm diameter
50.80mm Focal Length CO2 Lens 20mm diameter
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CO2 Laser 50.80mm (2 inch) Focal Length Lens 20mm Diameter
$95.00
Introduction:

The lens is the final component that the laser beam will pass until it hits the surface of the workpiece. This lens has a focal length of 50.80mm or 2 inches. The diameter of the lens is 20mm. Make sure to get/make the correct nozzle that has a 20mm seat for the lens.

Description:

The material of the lens is CVD ZnSe (Chemical Vapor Deposited Zinc Selenide) which has a low absorption rate and high transmittance level.

Specifications:Design Wavelength: 10.6 umFocal Length Tolerance: ±1%Diameter Tolerance: +0.0 / -0.12 mmThickness Tolerance: ±0.2 mmSurface Accuracy: 90%Beveling: <0.2 x 45°AR/AR Coating: R<0.5% per surface @10.6um

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Instructions

To make sure the laser beam converges to a point, the lens must be oriented so that the convex shape of the lens is facing up.

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