Gain Flattening Filter (GFF)

Gain Flattening Filter (GFF)

Supplier
Fibretop
Part Number
Gain Flattening Filter (GFF)
Category
Fiber Optics
Origin
China

Gain Flattening Filters are used to connect to the output terminals of EDFA or PDFA. By increasing the wavelength range, they flatten the gain spectrum of EDFA, making them ideal for applications requiring consistent gain performance. They are particularly suitable for scenarios where the input power is low, ensuring stable gain within the working range.

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Overview

Gain Flattening Filters are used to connect to the output terminals of EDFA or PDFA. By increasing the wavelength range, they flatten the gain spectrum of EDFA, making them ideal for applications requiring consistent gain performance. They are particularly suitable for scenarios where the input power is low, ensuring stable gain within the working range.

Specifications

ParameterValue
ModelGFF3, GFF5, GFFP5
Wavelength Range1270~1330nm (GFF3), 1525~1560nm (GFF5/GFFP5)
Insertion Loss (dB)<0.8 (GFF3), <0.8 (GFF5), <0.8 (GFFP5)
Peak-to-Peak Error (dB)<0.6 (GFF3), <0.6 (GFF5), <0.5 (GFFP5)
Polarization Dependent Loss (dB)<0.1 (GFF3), <0.1 (GFF5), - (GFFP5)
Extinction Ratio (dB)- (GFF3), - (GFF5), 20 (GFFP5)
Return Loss (dB)>50 (GFF3), >50 (GFF5), >50 (GFFP5)
Connector TypeFC/APC (GFF3), FC/APC (GFF5), FC/APC (GFFP5)
Fiber TypeSMF-28 (GFF3), SMF-28 (GFF5), PM1550-XP (GFFP5)
Package Typeφ900μm套管 (GFF3), φ900μm套管 (GFF5), φ900μm套管 (GFFP5)

Applications

1. Used in EDFA and PDFA systems to flatten gain spectrum 2. Suitable for optical amplification systems requiring consistent gain performance

Key Features

1. Flattening the gain spectrum of optical amplifiers 2. Optimized for input power of -10dBm 3. Available in SM and PM versions

Datasheet

Product Datasheet
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Supplier Information

Fi
Fibretop
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<p>Shanghai Minyi Optoelectronics Technology Co., Ltd. is a high-tech enterprise that develops, produces and sells special optical fiber connectors, passive optical fiber components, large core diameter optical fiber splicing processing equipment, optical fiber test and measurement instruments and commonly used tools and materials in optical fiber laboratories. It sells special optical fibers of well-known brands at home and abroad as an agent, with standing inventory and timely delivery. The company is located in the Minhang Science and Technology Innovation Industrial Park in Shanghai, adjacent to Shanghai Jiao Tong University and Zizhu High-tech Zone Science and Technology Park.</p><p><br></p><p>Minyi's optoelectronic device products cover most of the wavelengths of ultraviolet, visible and near-infrared light, including the 190nm~2050 band: special jumper connectors and adapters, fiber collimators, fiber isolators, fiber circulators, fiber couplers Combiners, fiber combiners, fiber polarizers, wavelength division multiplexers, bandpass filters, fiber mirrors, fiber rotating mirrors, fiber attenuators and fiber gratings, etc. Standard, high-power and polarization-maintaining devices, small and ultra-small packages can be customized and produced. We have the ability to produce devices using different types of optical fibers. The optical fibers in stock include: single-mode optical fiber, multi-mode optical fiber, polarization-maintaining optical fiber, laser/pump power energy transmission optical fiber, double-clad rare earth doped optical fiber, passive matching optical fiber, life medical optical fiber, sensing optical fiber, etc.</p><p>Since our establishment, we have taken technological innovation as our guide and are committed to continuously introducing advanced global technologies and products, fully providing support and assistance to domestic users, providing products and services with cutting-edge technologies and future development trends, and facilitating domestic users' scientific research and production applications. After years of partnership accumulation and joint development, the company is now capable of providing innovative and customized products and solutions, such as: laser sources of various wavelengths, fiber lasers, fiber amplifiers, optical power meters, etc., as well as various tools and materials to assist scientific research experiments and special applications in the laser industry.</p><p><br></p><p>The application fields of fiber optic devices that we provide comprehensive services include: fiber optic communications, fiber laser/amplification, optical/spectral analysis and measurement, biomedical OCT, radar detection, aerospace, fiber optic sensing/fiber optic gyroscope, coherent synthesis, machine vision, quantum communication, ultrafast laser and scientific research, etc.</p>

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