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89-570

Optical Window by Edmund Optics
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The 89-570 from Edmund Optics is a Optical Window with Wavelength Range 3000 to 5000 nm, Coating Wavelength 3 to 5 µm, Window Diameter 50 mm, Window Diameter 1.97 Inch, Thickness 3 mm. More details for 89-570 can be seen below.

Product Specifications

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Product Details

  • Part Number
    89-570
  • Manufacturer
    Edmund Optics
  • Description
    50mm Dia. x 3mm Thick, 3-5µm AR Coating, Ge Window

General Parameters

  • Thickness Tolerance
    ±0.1 mm
  • Window Type
    UV Window, IR Window
  • Window Shape
    Round
  • Wavelength Range
    3000 to 5000 nm
  • Coating Wavelength
    3 to 5 µm
  • Substrate/Material
    Germanium (Ge)
  • Parallelism
    1 arcmin
  • Reflectance
    Ravg <3% @ 3 - 5 µm
  • Surface Flatness
    λ/10 @ 10.6 µm
  • Surface Quality
    60-40 scratch-dig
  • RoHs
    Yes
  • Note
    Density: 5.33 g/cm3

Physical Properties

  • Window Diameter
    50 mm
  • Diameter Tolerance
    0/-0.1 mm
  • Window Diameter
    1.97 Inch
  • Thickness
    3 mm
  • Thickness
    0.12 Inch

Technical Documents
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