PM Erbium-Doped Single-Mode Fiber
Nufern’s high performance erbium-doped fiber and industry leading PM PANDA-style fiber capabilities are combined in a unique PM erbium fiber product, PM-ESF-7/125. Featuring a high erbium concentration (peak absorption 55 dB/m) and high pump conversion efficiency achieved with proprietary technology that delivers industry leading tolerances on the key spectroscopic parameters.
9.1 ± 1.0 µm @ 1620 nm
Geometrical & Mechanical Specifications
Coating Requirements: UV Cured, Dual Acrylate.
Other Requirements: Fiber designed to operate in the C-Band & L-Band.
Features & Benefits
- PANDA-style stress structure for increased birefringence — superior optical performance and uniformity
- High Er dopant concentration — enables short length device
- High efficiency — good converstion of pump to signal power
- PM amplifiers
- Polarized lasers
- Ultra-short pulse laser
Nufern’s optical fiber products, including rare-earth doped, gyro, polarization-maintaining, radiation resistant, photosensitive, multimode and single mode, and any other optical fiber product including custom optical fibers, may be covered by one or more of the following pending or issued U.S. Patents, each of which is owned by or licensed by Nufern:
6,779,364; 6,832,026; 6,904,214; 6,950,586; 7,003,206; 7,050,686; 7,062,137; 7,110,647; 7,116,887; 7,167,621; 7,317,857; 7,371,019; 7,386,210; 7,400,812; 7,483,610; 7,634,164; 7,724,422; 5,949,941 (licensed from Furukawa Electric Co. of North America).
Moreover, use of Nufern’s optical fiber products, including modifications thereof, combinations with other products, or certain specific uses can necessitate additional customer licensing, particularly with respect to U.S. Patent nos. 5,818,630 (IMRA America, Inc.) and 6,496,301 (The United States of America as represented by the Secretary of the Navy). See the terms and conditions specific to your purchase.