Fused Silica
All Silica (Deep UV, UV-VIS, VIS-NIR Broadband UV-NIR)Features
- Superior transmission in the VIS/NIR wavelength range
- Ultra low OH- fiber available
- Laser damage resistant
- Radiation resistant
- Specialty coatings available for high temperatures, high vacuum and harsh environments
- Biocompatible materials
- Sterilizable by ETO, e-beam, gamma radiation
- Higher transmission than plastic clad silica (PCS) fibers between 1500 nm and 2500 nm
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Fiber Properties
- Step index profile
- Clad/core ratio: 1.1, 1.2 typical, 1.05, 1.4, 2.5 also available
- Numerical aperture: 0.22 ± 0.02 typical, 0.10, 0.16, 0.28, 0.35, 0.40 also available
- Proof test: 70 kpsi
- Minimum bend radius:
300 times the clad radius (momentary)
600 times the clad radius (long term) - Laser damage threshold:
> 5 J/mm2 (Nd:YAG, 1 ms pulse at 1064 nm)
> 100 kW/mm2 (Nd:YAG, cw at 1064 nm)
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Applications
Medical
- Laser surgery
- Ophthalmology
- Photodynamic therapy
Industrial/Scientific
- Spectroscopy
- Laser welding/soldering
- Laser marking
- Remote sensing
- Aerospace
- Military
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Customization
Coating materials
- Acrylate (-40°C to 85°C)
- Silicone (-40°C to 150°C)
- Polyimide (-190°C to 385°C)
Jacket materials
- Acrylate (-40°C to 85°C)
- Nylon (-40°C to 100°C)
- Tefzel (-40°C to 150°C)
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