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USA ZnSe Focus Lens

USA ZnSe CO2 Laser Focus Lens Dia. 12 18 19.05 20mm FL 1.5 / 2 / 2.5 / 3 / 4 / 5 inch For Engraving Cutting Machine Parts

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Product Details

Product Description

High quality ZnSe crystal

• CVD ZnSe Material 

• Excellent optical properties 

• Up to 200 W CO2 laser resistance

Superb coating process

• Double-sided solid coating 

• Wiping resistant 

• Extended durability

High precision process

• Precision slicing, polishing, and grinding processes 

• High temperature, laser resistance

High transmittance

• High quality material and coating

• Reduced the laser loss

• Laser transmittance Up To 99.5% • Higher working efficiency


Specification

Diameter (mm)

Focal Length (mm)

Material

Wavelength (μm)

Edge thickness (mm)

Φ18

38.1/50.8/63.5/101.6

ZnSe

10.6

2

Φ19.05

38.1/50.8/63.5/101.6

ZnSe

10.6

2

Φ20

38.1/50.8/63.5/101.6

ZnSe

10.6

2

Φ25

38.1/50.8/63.5/101.6

ZnSe

10.6

2.5


Product Details


Laser light path schematic

04

① Laser tube

② First mirror

③ Second mirror

④ Third mirror

⑤ Focus lens


05

① Lens tube

② Focus lens (Be sure lens convex faces lazer and concave faces material)

③ Lens ring

④ Nozzle

⑤ Gas nozzle

⑥ Focal length (Distance Between the Lens and the cutting/ engraving material)

⑦ Working table


Lens cleaning

① For loose lint or dust: use an air bulb to blow off any loose particles.

② For smudges or fingerprints: squeeze a few drops of acetone onto the lens tissue, wetting the diameter of the optic.

③ For droplets or oils: use a cotton swab and distilled vinegar to wipe the lens, then use a wet cotton swab to remove any acetic acid. Clean with a dry cotton swab.


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