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LA4236

Optical Lens by Thorlabs Inc
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The LA4236 from Thorlabs Inc is a Optical Lens with Wavelength Range 185 nm to 2.1 µm, Focal Length 125.4 mm, Center Thickness 3.4 mm, Diameter 25.4 mm (1 Inch), Edge Thickness(ET) 2.0 mm. More details for LA4236 can be seen below.

Product Specifications

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Product Details

  • Part Number
    LA4236
  • Manufacturer
    Thorlabs Inc
  • Description
    1 Inch UV Fused Silica Plano-Convex Lens, Uncoated, f = 125.4 mm

General Parameters

  • Sub Type
    Plano-Convex Lens
  • Lens Shape
    Spherical Lens
  • Wavelength Range
    185 nm to 2.1 µm
  • Focal Length
    125.4 mm
  • Focal Length Tolerance
    ±1%
  • Back Focal Length(BFL)
    123.1 mm
  • Center Thickness
    3.4 mm
  • Center Thickness Tolerance
    ± 0.1 mm
  • Diameter
    25.4 mm (1 Inch)
  • Clear Aperture
    0.9
  • Diameter Tolerance
    +0.00 to / -0.10 mm
  • Edge Thickness(ET)
    2.0 mm
  • Centration Error
    3 arcmin
  • Refractive index
    1.46
  • Substrate/Material
    UV-Grade Fused Silica
  • Surface Accuracy
    λ/2, λ/4, 3λ/2
  • Surface Quality
    40-20 Scratch-Dig

Technical Documents
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