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TECHSPEC^® components are designed, specified, or manufactured by Edmund Optics. Learn More

12mm Diameter x 18mm FL, 266nm Coated, Laser Grade PCX Lens

Name: 12mm Diameter x 18mm FL, 266nm Coated, Laser Grade PCX Lens
Brand: TECHSPEC
SKU: 67-939
Price: ₹15,921

TECHSPEC Laser Grade PCX Lenses

Stock #67-939 10 to 12 days Other Coating Options

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₹15,921

Qty 1-5
₹15,921

Qty 6+
₹12,702

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Diameter (mm):

12.00 +0.00/-0.10

Effective Focal Length EFL (mm):

18.00 @ 587.6nm

Back Focal Length BFL (mm):

15.23

Coating:

Laser V-Coat (266nm)

Coating Specification:

R_abs <0.25% @ 266nm

Fused Silica (Corning 7980)

Surface Quality:

20-10

Power (P-V) @ 632.8nm:

Irregularity (P-V) @ 632.8nm:

λ/10

Focal Length Tolerance (%):

±1

Centering (arcmin):

Center Thickness CT (mm):

4.00 ±0.05

Edge Thickness ET (mm):

1.41

Radius R₁ (mm):

8.25

Clear Aperture CA (mm):

10.2

f/#:

1.5

Numerical Aperture NA:

0.33

Design Wavelength DWL (nm):

266

Type:

Plano-Convex Lens

Bevel:

Protective bevel as needed

3 J/cm² @ 266nm, 20ns, 20Hz

Regulatory Compliance

RoHS 2015:

Compliant

REACH 201:

Compliant

Certificate of Conformance:

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Product Family Description

Guaranteed Laser Damage Threshold
10-5 Surface Quality
λ/10 Surface Accuracy

TECHSPEC® Laser Grade PCX Lenses are designed for high energy Nd:YAG laser applications including laser cutting, machining, and welding. The precision fused silica substrate, featuring λ/10 surface accuracy and 10-5 surface quality, ensures low scatter and excellent transmitted wavefront performance. TECHSPEC® Laser Grade PCX Lenses are available uncoated or with a variety of high laser damage threshold anti-reflection (AR) coating options. Coatings are available at the most common Nd:YAG laser wavelengths to ensure maximum laser throughput.