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HPFS Key Attributes

HPFS Key Attributes

Product catalog summary
Summary of Key Attributes for HPFS® Fused Silica Grades
Grades Overview:
  • IR Grade: Suitable for infrared applications.
  • Industrial Grade: Designed for general industrial use.
  • Standard Grade: Offers a balance of performance and cost.
  • KrF Grade: Optimized for use with Krypton Fluoride lasers.
  • ArF Grade: Optimized for use with Argon Fluoride lasers.
  • Mirror Grade: Specifically for mirror applications.
Key Attributes:
  • Visible Transmittance: High transmittance across all grades.
  • UV Transmittance: Varies by grade, with specific grades optimized for UV applications.
  • Infrared Transmittance: High transmittance in IR Grade.
  • Homogeneity: Certified in use-axis and off-axis with classifications AA, A, C, F depending on size.
  • Inclusion Class: Ranges from 0 to 5, indicating the level of inclusions.
  • Striae: Classified as ISO 10110-4 Class 5, indicating no striae.
  • Low Birefringence: Present in all grades.
  • UV Laser Resistance: Data available upon request for specific grades.
  • Economical Option: Industrial Grade offers cost-effective solutions without certification except for visible transmission and birefringence, suitable for tooling applications.
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