Description

The OPTOMAN PP-UVFS-25.4-6.35-BBHR77 is a high-performance GTI dispersive mirror engineered for precise dispersion management in ultrafast laser systems. Featuring a premium UV fused silica substrate and an ion beam sputtered (IBS) coating, this optical mirror provides high reflectivity above 99.5% at 1320 nm while introducing controlled negative group delay dispersion (GDD) of approximately -2500 fs².

Designed around the Gires–Tournois interferometer principle, this dispersive mirror enables efficient compensation of pulse broadening effects caused by optical components in femtosecond and picosecond laser systems. Its 25.4 mm diameter, 6.35 mm thickness, precision surface quality, and stable UVFS construction make it suitable for demanding scientific, industrial, and research-grade photonics applications.

The PP-UVFS-25.4-6.35-BBHR77 is optimized for use at a 45° angle of incidence and provides reliable dispersion control for next-generation ultrafast optical platforms.

PP-UVFS-25.4-6.35-BBHR77 1320nm GTI Dispersive Laser Mirror

Specifications

Substrate Material: UVFS
Diameter: 25.4 mm
Thickness: 6.35 mm
Clear Aperture (CA): 80 %
Surface Quality, S1 (scratch-dig): 20-10
Surface Quality, S2 (scratch-dig): Inspection Polish
Surface Flatness, S1 (@ 633nm Over CA Or Per Manufacturer): <= Lambda/8
Wedge, S1: 0.5 arcmin
Optimized AOI: 45 – 45 deg
Average Reflectance (@ Peak Wavelength Range, Optimized AOI): 99.5 %
Average GDD (@ Peak Wavelength Range, Optimized AOI): 2500 fs^2
Manufacturer Part Number (MPN): PP-UVFS-25.4-6.35-BBHR77
FindLight SKU: FL-24573

Got questions about specs? Use the inquiry form to ask.

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Features

  • Manufacturer Part Number: PP-UVFS-25.4-6.35-BBHR77
  • Broadband high-reflectivity mirror optimized for approximately 770–820 nm
  • Advanced Ion Beam Sputtering (IBS) dielectric coating for superior coating density and durability
  • High reflectivity across the specified wavelength range for maximum optical efficiency
  • Low Group Delay Dispersion (GDD) helps preserve femtosecond and picosecond pulse duration
  • UV fused silica substrate provides excellent thermal stability and low absorption
  • Precision 25.4 mm diameter with 6.35 mm thickness for compatibility with standard optomechanical mounts
  • High-quality optical surface suitable for demanding laser systems
  • Excellent laser-induced damage resistance for high-power ultrafast applications
  • Designed for reliable long-term operation in laboratory and industrial environments

Applications

  • Femtosecond laser systems
  • Picosecond laser beam delivery
  • Ti:Sapphire laser optics
  • Optical parametric amplifiers (OPA)
  • Ultrafast spectroscopy
  • Nonlinear optical experiments
  • Multiphoton microscopy
  • Laser research laboratories
  • Precision beam steering
  • Optical amplifier systems
  • Scientific instrumentation
  • High-power photonics integration

Export & Trade Information

ECCN: EAR99
HTS Code: 9001.90.6000
Estimated US Tariff: 10%

Importing, tariffs & codes (Quick Guide) →

Frequently Asked Questions

What is the primary purpose of the PP-UVFS-25.4-6.35-BBHR77 mirror?
This mirror is designed to provide very high broadband reflectivity while maintaining the pulse quality of ultrafast laser systems operating around the 770–820 nm wavelength range.
Why is IBS coating beneficial for ultrafast laser mirrors?
Ion Beam Sputtering produces dense, low-scatter dielectric coatings with outstanding environmental stability, low absorption, and high laser damage resistance, making them ideal for demanding scientific and industrial laser applications.
Can this mirror be used with femtosecond lasers?
Yes. Its broadband dielectric coating and low group delay dispersion are specifically intended to support femtosecond and picosecond laser pulses while minimizing pulse distortion.
What substrate material is used in this mirror?
The mirror is manufactured from high-quality UV fused silica, offering excellent optical homogeneity, low thermal expansion, and outstanding performance under high optical power.
Which applications benefit most from this broadband mirror?
The mirror is well suited for ultrafast laser research, nonlinear optics, spectroscopy, multiphoton imaging, optical amplifier systems, precision beam steering, and other photonics applications requiring high reflectivity with minimal pulse distortion.

Got more questions? Use the inquiry form to ask the supplier directly.

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