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20QM20EM.25

Optical Mirror by MKS | Newport
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The 20QM20EM.25 from MKS | Newport is a Optical Mirror with Wavelength Range 308 nm, Mirror Thickness 0.38 in.(9.65 mm), Mirror Diameter 2.00 in.(50.8 mm). More details for 20QM20EM.25 can be seen below.

Product Specifications

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Product Details

  • Part Number
    20QM20EM.25
  • Manufacturer
    MKS | Newport
  • Description
    High Energy Excimer Laser Mirror, 50.8 mm, 45°, 308 nm

General Parameters

  • Mirror Type
    High Energy Excimer Laser Mirror
  • Mirror Shape
    Round
  • Wavelength Range
    308 nm
  • Chamfers
    0.38 - 1.14 mm face width x 45° ±15°
  • Wavelength Region
    UV
  • Angle of Incidence
    45 Degree
  • Clear Aperture
    greater than or equal to central 80% of diameter
  • Substrate/Material
    UV Grade Fused Silica
  • Coating Material
    Low Loss Dielectric
  • Mirror Thickness
    0.38 in.(9.65 mm)
  • Mirror Diameter
    2.00 in.(50.8 mm)
  • Diameter Tolerance
    +0/-0.25 mm
  • Parallelism
    3 arc min
  • RoHS
    Yes
  • Reflectance
    Ravg:- 99%
  • Surface Flatness
    λ/10 at 632.8 nm
  • Surface Quality
    10-5 scratch-dig
  • Thickness Tolerance
    ±0.5 mm

Technical Documents
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