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DMLP638

Optical Mirror by Thorlabs Inc
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The DMLP638 from Thorlabs Inc is a Optical Mirror with Wavelength Range 655 to 700 nm, Mirror Thickness 3.2 mm, Mirror Diameter 25.4 mm (1 Inch). More details for DMLP638 can be seen below.

Product Specifications

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Product Details

  • Part Number
    DMLP638
  • Manufacturer
    Thorlabs Inc
  • Description
    1 Inch Longpass Dichroic Mirror, 638 nm Cutoff

General Parameters

  • Mirror Type
    Longpass Mirror, Dichroic Mirror
  • Mirror Shape
    Round
  • Wavelength Range
    655 to 700 nm
  • Cut-Off Wavelength
    638 nm
  • Reflection Wavelength
    580 - 621 nm
  • Angle of Incidence
    45 Degree
  • Clear Aperture
    22.86 mm
  • Substrate/Material
    UV Fused Silica
  • Mirror Thickness
    3.2 mm
  • Mirror Diameter
    25.4 mm (1 Inch)
  • Reflectance
    Rabs: 90%
  • Surface Quality
    40-20 scratch-dig
  • Thickness Tolerance
    ±0.2 mm (±0.008 Inch)
  • Operating Temperature
    -50 to 80 Degree C

Technical Documents
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