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LJ1728L1

Optical Lens by Thorlabs Inc
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The LJ1728L1 from Thorlabs Inc is a Optical Lens with Wavelength Range 350 nm to 2.0 µm, Focal Length 50.8 mm, Center Thickness 21.6 mm, Radius 26.4 mm, Edge Thickness(ET) 2.0 mm. More details for LJ1728L1 can be seen below.

Product Specifications

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Product Details

  • Part Number
    LJ1728L1
  • Manufacturer
    Thorlabs Inc
  • Description
    f = 50.80 mm, H = 50.80 mm, L = 53.0 mm, N-BK7 Plano-Convex Cylindrical Lens, Uncoated

General Parameters

  • Sub Type
    Plano-Convex Lens
  • Lens Shape
    Spherical Lens
  • Wavelength Range
    350 nm to 2.0 µm
  • Focal Length
    50.8 mm
  • Focal Length Tolerance
    ±1%
  • Back Focal Length(BFL)
    36.7 mm
  • Effective Focal Length(EFL)
    50.8 mm
  • Center Thickness
    21.6 mm
  • Center Thickness Tolerance
    ±0.1 mm
  • Radius
    26.4 mm
  • Radius 1
    26.4 mm
  • Clear Aperture
    0.9
  • Edge Thickness(ET)
    2.0 mm
  • Centration Error
    3 to 5 arcmin @50 mm
  • Substrate/Material
    N-BK7
  • Surface Accuracy
    λ/2, λ/4, 3λ/2
  • Surface Quality
    60-40 Scratch-Dig

Technical Documents
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