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127mm Dia. x 3mm High Efficiency Window

Stock #48-858 Other Coating Options
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Angle of Incidence (°):
Protective as needed
Clear Aperture (%):
Clear Aperture CA (mm):
Diameter (mm):
127.00 ±0.76
Thickness (mm):
3.00 ±0.25
BBAR (425-700nm)
Coating Specification:
Ravg ≤0.5% @ 425 - 700nm
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Float Glass
Surface Quality:
Transmission (%):
95.6 Average (typical)
Protective Window
Wavelength Range (nm):
425 - 700

Regulatory Compliance

RoHS 2015:
Reach 224:
Certificate of Conformance:

Product Family Description

  • High Transmission
  • Eliminate Back Reflections and Reduce Glare
  • Available in a Wide Range of Sizes

High Efficiency Anti-Reflection (HEAR) Coated Windows feature dual Broadband coatings, reducing reflectance to ≤0.5%. Back reflections are virtually eliminated by the coating, offering improved readability when used in industrial or scientific displays. Their high transmission makes them ideal for many other optical applications.

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