Description

The OPTOMAN PP-UVFS-25.4-6.35-LLM285 is a premium ion beam sputtered (IBS) laser mirror engineered for high-performance laser communication and near-infrared optical systems operating at 1550 nm. Manufactured on a precision UV fused silica substrate, this mirror combines exceptional reflectivity, outstanding surface quality, and excellent wavefront preservation to support demanding photonics applications.

Designed for operation at a 45° angle of incidence, the mirror provides reflectance exceeding 99.95% for s-polarization and 99.9% for p-polarization, minimizing optical losses while maintaining excellent beam quality. Precision polishing, tight dimensional tolerances, and high-quality IBS coatings make this optic suitable for research laboratories, industrial laser systems, free-space optical communication, and other applications where stable optical performance and long-term reliability are essential. Product specifications include a 25.4 mm diameter, 6.35 mm thickness, UV fused silica substrate, and high-precision optical finish.

PP-UVFS-25.4-6.35-LLM285 1550 nm Laser Mirror

Specifications

Substrate Material: UV Fused Silica
Diameter: 25.4 mm
Thickness: 6.35 mm
Wavelength Range: 1550 – 1550 nm
Angle Of Incidence (AOI): 45 – 45 deg
Surface Quality, S1 (scratch-dig): 20-10
Surface Quality, S2 (scratch-dig): Inspection Polished
Surface Flatness Over CA, S1 (@633 Nm Or Per Manufacturer): Lambda/8
Surface Flatness Over CA, S2 (@633 Nm Or Per Manufacturer): Lambda/10
Parallelism: 0.17 arcmin
S1 Surface: Coated
S2 Surface: Uncoated
Reflectivity (HRs @ AOI, @ Peak Wavelength): 99.95 %
Reflectivity (HRp @ AOI, @ Peak Wavelength): 99.9 %
Manufacturer Part Number (MPN): PP-UVFS-25.4-6.35-LLM285
FindLight SKU: FL-24536

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Features

  • Manufacturer Part Number: PP-UVFS-25.4-6.35-LLM285
  • Optimized for 1550 nm laser wavelength at 45° angle of incidence
  • High-reflectivity IBS coating with >99.95% (s-pol) and >99.9% (p-pol) reflectance
  • Precision UV fused silica (Corning 7980 0F) substrate
  • 25.4 mm diameter and 6.35 mm thickness for compatibility with standard optomechanical mounts
  • Surface quality of 20-10 scratch-dig for reduced scattering
  • Surface flatness up to λ/10 @ 633 nm over the specified clear aperture
  • Parallelism of 10 arcsec for excellent beam alignment
  • Protective chamfers and precision polishing for enhanced durability and handling
  • Suitable for demanding laser communication and precision photonics systems

Applications

  • Free-space optical (FSO) communication systems
  • Fiber optic and laser communication research
  • Near-infrared beam steering and routing
  • Precision laser instrumentation
  • Optical test and measurement equipment
  • Telecom wavelength optical setups
  • Research laboratories and photonics development
  • Industrial laser systems
  • Optical alignment benches
  • High-performance scientific optical assemblies

Export & Trade Information

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

Importing, tariffs & codes (Quick Guide) →

Frequently Asked Questions

What wavelength is this laser mirror designed for?
The PP-UVFS-25.4-6.35-LLM285 is optimized for operation at 1550 nm, making it well suited for laser communication and near-infrared photonics applications.
Why is ion beam sputtering (IBS) coating beneficial?
IBS coatings produce dense, durable optical films with extremely low absorption and scattering, delivering excellent reflectivity, environmental stability, and long service life in demanding laser systems.
What angle of incidence is recommended for optimal performance?
This mirror is designed to achieve its specified reflectivity at a 45° angle of incidence, ensuring optimal optical performance under the intended operating conditions.
What substrate material is used?
The mirror is fabricated from UV fused silica (Corning 7980 0F), a material valued for its excellent optical homogeneity, low thermal expansion, and outstanding transmission characteristics.
Which applications benefit most from this mirror?
The mirror is ideal for laser communication systems, free-space optical links, scientific research, telecom optics, precision laser beam delivery, and advanced photonics instrumentation requiring extremely high reflectivity and stable optical performance.

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

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