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

25.4mm Dia x 50.8mm FL, 532nm V-Coat, High Precision Laser Grade Aspheric Lens

High Precision Laser Grade Aspheric Lenses

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Stock #39-558 10 to 12 days
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₹66,951
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₹66,951
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Specifications

General

Type:
Aspheric Lens
Note:
Strehl Ratio is >0.8 by design and tested

Physical & Mechanical Properties

Diameter (mm):
25.40 +0.00/-0.05
Centering (arcmin):
<1
Clear Aperture CA (mm):
21.40
Edge Thickness ET (mm):
4.40
Center Thickness CT (mm):
7.90
Bevel:
Protective bevel as needed
Shape of Back Surface:
Plano

Optical Properties

Effective Focal Length EFL (mm):
50.80 @ 532nm
Numerical Aperture NA:
0.25
Back Focal Length BFL (mm):
45.36
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Fused Silica (Corning 7980)
Aspheric Design Wavelength (nm):
532
Asphere Figure Error, RMS @ 632.8nm:
λ/40
Coating:
Laser V-Coat (532nm)
Coating Specification:
Rabs <0.25% @ 532nm
Surface Quality:
10-5
f/#:
2
Spot Size (μm):
See Technical Information Tab
Conjugate Distance:
Infinite
Damage Threshold, By Design: Damage threshold for optical components varies by substrate material and coating. Click here to learn more about this specification.
10 J/cm2 @ 532nm, 20ns, 20Hz
Power (diopters):
19.69

Material Properties

Strehl Ratio:
>0.8, tested

Regulatory Compliance

RoHS:
Certificate of Conformance:

Product Details

  • Substrate Shape and Coating Optimized for Nd:YAG Laser Wavelengths
  • High Precision Aspheric Surface
  • Strehl Ratio > 0.8

TECHSPEC® High Precision Laser Grade Aspheric Lenses are polished through precision magnetorheological finishing (MRF), providing them with an ultra-smooth aspheric surface with an aspheric surface tolerance of λ/40 RMS. The aberration free aspheric surfaces produced through this super-polishing process result in these aspheric lenses having diffraction-limited performance at their design wavelengths. A high-performance Laser Line V-Coat minimizes reflection when these aspheric lenses are used at their Nd:YAG wavelengths. TECHSPEC High Precision Laser Grade Aspheric Lenses feature substrates designed and shaped at their laser wavelength to optimize the entire lens design, not just the anti-reflection coating, for the laser wavelength. Standard imperial sizes of these laser grade aspheres with f/2 designs, made from fused silica, are available.

Technical Information

Related Products

Custom

Edmund Optics offers comprehensive custom manufacturing services for optical and imaging components tailored to your specific application requirements. Whether in the prototyping phase or preparing for full-scale production, we provide flexible solutions to meet your needs. Our experienced engineers are here to assist—from concept to completion.

Our capabilities include:

  • Custom dimensions, materials, coatings, and more
  • High-precision surface quality and flatness
  • Tight tolerances and complex geometries
  • Scalable production—from prototype to volume

Learn more about our custom manufacturing capabilities or submit an inquiry here.

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