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49-396

Optical Lens by Edmund Optics
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The 49-396 from Edmund Optics is a Optical Lens with Wavelength Range 400 to 1000 nm, Focal Length 500 mm, Center Thickness 4 to 8 mm, Diameter 50 mm, Radius -663.82 to 305.74 mm. More details for 49-396 can be seen below.

Product Specifications

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Product Details

  • Part Number
    49-396
  • Manufacturer
    Edmund Optics
  • Description
    50mm Dia. x 500mm FL, VIS-NIR Coated, Achromatic Lens

General Parameters

  • Lens Type
    Achromatic Lens
  • Sub Type
    NIR Achromatic Lens
  • Wavelength Range
    400 to 1000 nm
  • Focal Length
    500 mm
  • Focal Length Tolerance
    ±2 mm
  • Back Focal Length(BFL)
    494.5 mm
  • Effective Focal Length(EFL)
    500 mm
  • Center Thickness
    4 to 8 mm
  • Center Thickness A
    8 mm
  • Center Thickness B
    4 mm
  • Center Thickness Tolerance
    ±0.2 mm
  • Diameter
    50 mm
  • Radius
    -663.82 to 305.74 mm
  • Radius 1
    305.74 mm
  • Radius 2
    -223.2 mm
  • Radius 3
    -663.82 mm
  • Clear Aperture
    49 mm
  • Diameter Tolerance
    +0/-0.1 mm
  • Bevel
    Protected
  • Edge Thickness(ET)
    10.51 mm
  • Centration Error
    3 to 5 arcmin
  • Numerical Aperture
    0.05
  • Substrate/Material
    N-BK7, N-SF5
  • Surface Quality
    60-40 scratch-dig
  • Note
    Coating Specification: RabsA 0.25% @ 880 nm, RavgA 1.25% @ 400 - 870 nm, RavgA 1.25% @ 890 - 1000 nm, Numerical Aperture: 0.05

Technical Documents
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