Waveplate by Castech Inc.

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The WPAA-200-1/2-λ from Castech Inc. is a Waveplate with Wavelength Range 400 to 700 nm, Waveplate Diameter(Inch) 0.8 Inch, Waveplate Diameter(mm) 20 mm. More details for WPAA-200-1/2-λ can be seen below.

Product Specifications

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Product Details

  • Part Number
  • Manufacturer
    Castech Inc.

General Parameters

  • Waveplate Type
    Achromatic Waveplates, Zero-Order Waveplates
  • Wavelength Range
    400 to 700 nm
  • Retardance
  • Coating Material
    AR Coating
  • Parallelism
    10 arcsec
  • Retardance Tolerance
    better than λ/50 for λ/2 achromatic waveplates
  • Substrate/Material
    Crystal Quartz, MgF2
  • Surface Quality
    40-20 scratch-dig
  • Transmitted Wavefront Error
    λ/4@632.8 nm over the clear aperture

Physical Properties

  • Diameter Tolerance
  • Waveplate Diameter(Inch)
    0.8 Inch
  • Waveplate Diameter(mm)
    20 mm

Technical Documents

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