A4BI20020

Optical Lens by Esco Optics, Inc

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The A4BI20020 from Esco Optics, Inc is a Optical Lens with Wavelength Range 250 to 546 nm, Focal Length 50.8 mm, Center Thickness 17 mm, Diameter 50.8 mm, Edge Thickness(ET) 2 mm. More details for A4BI20020 can be seen below.

Product Specifications

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Product Details

  • Part Number
    A4BI20020
  • Manufacturer
    Esco Optics, Inc
  • Description
    Biconvex Lenses, G1 Commercial Grade Fused Quartz-50.8-50.8-1.0

General Parameters

  • Sub Type
    Bi-Convex Lens
  • Lens Shape
    Spherical Lens
  • Wavelength Range
    250 to 546 nm
  • Design Wavelength
    546 nm
  • Focal Length
    50.8 mm
  • Focal Length Tolerance
    +/- 3%
  • Back Focal Length(BFL)
    44.8 mm
  • Effective Focal Length(EFL)
    53.9 mm, (50.9 mm)
  • Center Thickness
    17 mm
  • Center Thickness Tolerance
    +/- 0.5 mm
  • Diameter
    50.8 mm
  • Diameter Tolerance
    +/- 0.125 mm
  • Aperture(f-number)
    1
  • Edge Thickness(ET)
    2 mm
  • Centration Error
    3 arcmin
  • Substrate/Material
    G1 Fused Quartz
  • Surface Quality
    60-40 scratch-dig

Technical Documents

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