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TECHSPEC 25mm Dia. UV AR Coated, 1λ Fused Silica Window

TECHSPEC® 1λ UV Fused Silica Windows

TECHSPEC® 1λ UV Fused Silica Windows

Stock #45-812
Qty 1-5
Qty 6
Volume Pricing
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Clear Aperture (%):
Diameter (mm):
Dimensional Tolerance (mm):
Thickness (mm):
UV-AR (250-425nm)
Coating Specification:
Rabs ≤1.0% @ 250 - 425nm
Ravg ≤0.75% @ 250 - 425nm
Ravg ≤0.5% @ 370 - 420nm
Ground, Maximum 0.25mm Edge Chip
Parallelism (arcmin):
Fused Silica
Surface Flatness:
Surface Quality:
Thickness Tolerance (mm):
Protective Window
Typical Energy Density Limit:
3 J/cm2 @ 355nm, 10ns
Wavelength Range (nm):
250 - 450

Regulatory Compliance

Reach 191:
RoHS 2015:

Product Family Description

  • Available Uncoated or with Broadband Anti-Reflection Coatings
  • Sizes Ranging from 5mm Diameter to 50mm Square
  • Ideal for Cost Sensitive Broadband Applications

TECHSPEC® 1λ UV Fused Silica Windows are precision manufactured using UV-grade synthetic fused silica. In addition to superior transmission, the synthetic fused silica of these optical windows exhibit higher thermal properties, exceptional purity, and excellent environmental durability for demanding applications.

UV FS Transmission Curve
UV FS Transmission Curve

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