Monochromator by Newport Corporation

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The 77250B-MC from Newport Corporation is a Hand Operated Monochromator that operates from 0.2 to 23 μm using Newport’s interchangeable diffraction gratings. It has a focal length of 125 mm and an aperture ratio of F/3.7.  This monochromator is based on an Ebert-Fastie design that can be operated by hand and has a wavelength accuracy of 1 nm with a step resolution of 0.1 nm. It consists of Newport’s 74001 micrometer driven slit assembly that has an adjustable slit width of 3 mm and slit height from 2 to 12 mm. The monochromator has an optical axis height that can be adjusted using Newport’s 77387 mounting kits to match the source/detector. 

Product Specifications View similar products

Product Details

  • Part Number
  • Manufacturer
    Newport Corporation
  • Description
    Hand Operated Monochromator from 200 nm to 23 µm


  • Applications
    General Laboratory, Academic Use

General Parameters

  • Monochromator Type
    Manual Monochromator
  • Configuration
  • Wavelength Range
    200 nm to 23 µm
  • Linear Dispersion
    1.7 to 157 nm/mm
  • Focal Length
    125 mm
  • Aperture Ratio
  • Blaze Wavelength
    225 nm to 12 µm
  • Grating Size
    30 x 30 mm
  • Gratings lines/mm
    1200 lines/mm
  • Slit Height
    2 to 12 mm
  • Slit Resolution
    0.1 nm
  • Slit Type
  • Slit Width
    4 µm to 3 mm
  • Stray Light
  • Wavelength accuracy
    1 nm

Physical Properties

  • Height
    50.8 mm
  • Weight
    1.8 kg

Technical Documents

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