49-985

Optical Lens by Edmund Optics

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The 49-985 from Edmund Optics is a Optical Lens with Wavelength Range 200 to 2200 nm, Focal Length 27 mm, Center Thickness 2.5 mm, Diameter 9 mm, Radius 24.36 mm. More details for 49-985 can be seen below.

Product Specifications

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Product Details

  • Part Number
    49-985
  • Manufacturer
    Edmund Optics
  • Description
    9mm Dia. x 27mm FL, Uncoated, UV Double-Convex Lens

General Parameters

  • Sub Type
    Double-Convex Lens
  • Lens Shape
    Spherical Lens
  • Wavelength Range
    200 to 2200 nm
  • Focal Length
    27 mm
  • Focal Length Tolerance
    ±1 %
  • Back Focal Length(BFL)
    26.13 mm
  • Effective Focal Length(EFL)
    27 mm
  • Center Thickness
    2.5 mm
  • Center Thickness Tolerance
    ±0.05 mm
  • Diameter
    9 mm
  • Radius
    24.36 mm
  • Radius 1
    24.36 mm
  • Radius 2
    -24.36 mm
  • Diameter Tolerance
    +0.00/-0.05 mm
  • Bevel
    Protected
  • Aperture(f-number)
    3
  • Edge Thickness(ET)
    1.66 mm
  • Centration Error
    3 - 5 arcmin
  • Numerical Aperture
    0.17
  • Coating
    Uncoated
  • Substrate/Material
    Fused Silica
  • Surface Quality
    40-20 scratch-dig
  • RoHS
    Yes
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