{"title":"Erbium-Doped Fiber Amplifiers (EDFA)","description":null,"products":[{"product_id":"gain-flattened-erbium-doped-fiber-amplifier-c-band","title":"Gain-Flattened Erbium-Doped Fiber Amplifier (C-band)","description":"\u003cp\u003eThe gain-flattened erbium-doped fiber amplifier (EDFA) is specifically designed for fiber laser and fiber-optic communication systems. It simultaneously amplifies multi-wavelength signals across the C-band with excellent gain flatness, available in three configurations — Pre-Amplifier (PA-GF), Booster-Amplifier (BA-GF) and Line-Amplifier (LA-GF). Output power, control mode (ACC\/APC\/AGC), fiber type (SMF-28 \/ PM1550) and packaging (benchtop \/ module) are customizable on request.\u003c\/p\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eExcellent gain flatness across the C-band\u003c\/li\u003e\n\u003cli\u003eHigh gain \u0026amp; wide operating wavelength (1530–1565 nm)\u003c\/li\u003e\n\u003cli\u003eACC \/ APC \/ AGC control modes with input\/output power monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eApplications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eFiber-optic communication (multi-wavelength \/ DWDM)\u003c\/li\u003e\n\u003cli\u003eFiber sensing\u003c\/li\u003e\n\u003cli\u003eFiber laser systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eGeneral Parameters\u003c\/h4\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eGeneral\u003c\/th\u003e\n\u003cth\u003eBenchtop\u003c\/th\u003e\n\u003cth\u003eModule\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Function\u003c\/td\u003e\n\u003ctd\u003ePush Button \/ RS232\u003c\/td\u003e\n\u003ctd\u003eRS232 serial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote Control Port\u003c\/td\u003e\n\u003ctd\u003eDB9 Female\u003c\/td\u003e\n\u003ctd\u003eDB9 Female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e100–240 V AC, \u0026lt;30 W\u003c\/td\u003e\n\u003ctd\u003e5 V DC, \u0026lt;15 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e260(W)×280(D)×120(H) mm\u003c\/td\u003e\n\u003ctd\u003e125(W)×150(D)×20(H) mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e-5 ~ +35 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e0 ~ 70%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eOrdering Information — Product Code\u003c\/h4\u003e\u003cp\u003e\u003ccode\u003eEDFA-C-[Type]-[Gain\/Power]-[Fiber]-[Packaging]\u003c\/code\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e PA-GF (flat-gain pre-amp) · BA-GF (flat-gain booster) · LA-GF (flat-gain line-amp)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGain \/ Output Power:\u003c\/b\u003e Gain factor (dB) for PA · Saturated output power 17\/20\/23\/25\/26 dBm for BA\/LA\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFiber:\u003c\/b\u003e SM = SMF-28 · PM = PM1550\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePackaging:\u003c\/b\u003e M = Module · B = Benchtop\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122223493274,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-edfa-c-gf-img00_96ab5ce5-9096-42ed-bc4d-3c968f4104b0.png?v=1779603214"},{"product_id":"erbium-doped-fiber-pre-amplifier-for-c-band","title":"Erbium-doped Fiber Pre-Amplifier for C-band","description":"\u003cp\u003eC-band (* Note 1) erbium doped fiber Pre-amplifier (PA amplifier for short) is an amplifier specially used for weak optical signals in the range of -45dbm ~ -25dBm. The typical gain of small signal is as high as 35 ~ 45 dB and has low noise figure. It is usually used before a photodetector to improve its detection ability for weak optical signals.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eWide operating wavelength\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eLow Noise\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264649882,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1467415_55ef07dd-b9be-475d-80bf-bea2f86de820.png?v=1779605868"},{"product_id":"erbium-doped-fiber-booster-amplifier-for-c-band","title":"Erbium-doped Fiber Booster Amplifier for C-band","description":"\u003cp\u003eErbium-Doped Fiber Power Amplifier (abbreviated as BA Amplifier) is used to amplify optical signals within the power range of -6dBm to +3dBm or higher. It has a maximum saturated output power of 26dBm and is commonly used to increase the launch power of laser sources.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eWide operating wavelength\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh output power\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eLow Noise\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264682650,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1467221_4337996e-88be-4b91-abf0-4036503c2a92.png?v=1779605870"},{"product_id":"erbium-doped-fiber-booster-amplifier-module-in-micro-format","title":"Erbium-doped Fiber Booster Amplifier Module in Micro Format","description":"\u003cp\u003eThe erbium-doped fiber power amplifier micro-module can be used for power amplification of laser signals within the wavelength range of 1530~1565nm. It adopts a unique miniaturized packaging design, featuring high gain, low noise, and small size, making it ideal for applications in confined spaces.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eWide operating wavelength\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eUltra-compact design\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eLow Noise\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264715418,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466957_b7214766-875a-4ab8-b154-c977d26297e8.jpg?v=1779605873"},{"product_id":"erbium-doped-fiber-in-line-amplifier-for-c-band","title":"Erbium-doped Fiber In-Line Amplifier for C-band","description":"\u003cp\u003eErbium-doped Fiber Line Amplifier (abbreviated as LA Amplifier) is a dedicated optical power amplifier product used for line relay in fiber laser or fiber communication systems. It combines the advantages of both PA (Pre-Amplifier) and BA (Booster Amplifier) amplifiers, providing high gain for small signals and high output power. It features high gain, high launch power, and low noise, making it suitable for use between fiber segments to increase relay length or in the corresponding point-to-multipoint section of optical access networks to compensate for branching loss.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eLow Noise\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eHigh output power\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264748186,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466867_924b567e-f04d-4f32-9bfa-f017c7d3fdbb.png?v=1779605875"},{"product_id":"high-power-single-mode-erbium-doped-fiber-amplifier-for-c-band","title":"High Power Single-Mode Erbium-doped Fiber Amplifier for C-band","description":"\u003cp\u003eHigh Power Erbium-Ytterbium Co-Doped Fiber Amplifier (EYDFA-HP) is based on the principle of stimulated light amplification of optical signals in erbium-ytterbium co-doped fibers. It utilizes a uniquely designed optical path structure and reliable high-power laser heat dissipation technology to achieve high-power laser output within the Operating Wavelength of 1535~1565nm. With the advantages of high power and low noise, it can be used in fiber optic communications, lidar, and other applications.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMaximum power of up to 10 watts\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eWide operating wavelength\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264813722,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466745_31a40231-b6ad-41e6-acab-a19d80e91371.png?v=1779605885"},{"product_id":"polarization-maintaining-erbium-doped-fiber-amplifier-for-c-band","title":"Polarization Maintaining Erbium-doped Fiber Amplifier for C-band","description":"\u003cp\u003ePolarization-Maintaining Erbium-Doped Fiber Amplifier (EDFA-PM) is a series of fiber amplifier products specifically designed for polarization-maintaining fiber systems. It boasts the advantages of full polarization maintenance, high gain, and high power. It supports software control from a host computer, and its compact size facilitates integration. Depending on customer needs, it can be provided in desktop or modular packaging, and is open to customized parameters.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh output power\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eHigh polarizatioextinctioratio\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264846490,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466719_190039ff-fe1d-49b5-8820-776a9e3f15c6.png?v=1779605890"},{"product_id":"high-power-polarization-maintaining-edfa-for-c-band","title":"High-Power Polarization Maintaining EDFA for C-band","description":"\u003cp\u003eHigh-Power Polarization Maintaining EDFA for C-band The C-band high-power polarization-maintaining erbium-doped fiber amplifier (PM-EDFA) is based on the principle of stimulated light amplification of optical signals in erbium-doped fibers. It utilizes a unique multi-stage optical amplification design and a reliable high-power laser heat dissipation technology to achieve high-power polarization-maintaining output for laser light within the wavelength range of 1535~1565nm. This amplifier boasts advantages such as high power, high extinction ratio, and low noise, making it suitable for applications in optical fiber communication, lidar, and more.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh output power (up to 10 watts)\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eHigh polarizatioextinctioratio\u003c\/li\u003e\n\u003cli\u003eLidar\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264879258,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466715_a2b03e87-4518-4f53-bb5f-8d91bee19957.jpg?v=1779605890"},{"product_id":"pulsed-erbium-doped-fiber-amplifier","title":"Pulsed Erbium-doped Fiber Amplifier","description":"\u003cp\u003eThe pulsed erbium-doped fiber amplifier (EDFA) is a series of fiber amplifier products specifically designed for low-repetition-rate nanosecond laser pulses. It boasts the advantages of high gain and low noise, capable of outputting high-peak-power laser pulses while minimizing the nonlinear effects in fibers. It supports control by host computer software and can be offered in desktop or modular packaging.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eShort pulse amplification\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eHigh peak power\u003c\/li\u003e\n\u003cli\u003eLidar\u003c\/li\u003e\n\u003cli\u003eCustomizable\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264912026,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466649_3994a3a5-df8e-460b-881b-3e6d95d57297.jpg?v=1779605892"},{"product_id":"single-frequency-pulsed-erbium-doped-fiber-amplifier","title":"Single-frequency pulsed erbium-doped fiber amplifier","description":"\u003cp\u003eThe single-frequency pulse erbium-doped fiber amplifier is a fiber amplifier dedicated to narrow linewidth single-frequency nanosecond pulses. The spectral linewidth of the input laser pulse can be as low as kHz. It can achieve high pulse energy output while effectively suppressing nonlinear effects., single mode or polarization maintaining fiber output. Can be used for distributed sensing, Doppler lidar and other applications.\u003c\/p\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122264977562,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1461655_3cf0d762-4dfa-4870-8601-f09e73c81531.png?v=1779605895"},{"product_id":"erbium-doped-fiber-booster-amplifier-for-l-band","title":"Erbium-doped Fiber Booster Amplifier for L-band","description":"\u003cp\u003eThe L-band erbium-doped fiber amplifier (EDFA) is a dedicated optical power amplifier product series specifically designed for fiber lasers or fiber-optic communication systems. With an operating wavelength range covering from 1570 to 1603 nm, it offers the advantages of high gain and low noise.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCovering the L-band\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eHigh output power\u003c\/li\u003e\n\u003cli\u003eFiber Laser\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122265043098,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466633_13e0c7d1-0f2d-4db1-9439-3e2c0f32ceac.jpg?v=1779605898"},{"product_id":"high-power-erbium-doped-fiber-amplifier-for-l-band","title":"High Power Erbium-doped Fiber Amplifier for L-band","description":"\u003cp\u003eThe L-band high-power erbium-doped fiber amplifier (EDFA) is based on the principle of stimulated amplification of optical signals in erbium-doped fibers. It utilizes efficient single-mode fiber optical amplification design and high-power laser heat dissipation technology to achieve high-power output of laser light at wavelengths ranging from 1570 to 1605 nm. It boasts the advantages of high power and low noise, making it suitable for applications in fiber-optic communication systems, fiber sensing, lidar, and other fields.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh output power\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eLow Noise\u003c\/li\u003e\n\u003cli\u003eLidar\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122265075866,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466605_712f8d7d-3ccb-4420-b825-1039ef0afdbe.jpg?v=1779605902"},{"product_id":"high-power-polarization-maintaining-edfa-for-l-band","title":"High Power Polarization Maintaining EDFA for L-band","description":"\u003cp\u003eThe high-power polarization-maintaining erbium-doped fiber amplifier is based on the principle of stimulated light amplification of optical signals in erbium-doped fibers. It employs an efficient polarization-maintaining fiber optical amplification design and high-power laser heat dissipation technology to achieve high-power polarization-maintaining output for laser wavelengths ranging from 1570 to 1605nm. With the advantages of high power, high extinction ratio, and low noise, it can be applied in fields such as optical fiber communication and lidar.\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Applications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh output power\u003c\/li\u003e\n\u003cli\u003eHigh Gain\u003c\/li\u003e\n\u003cli\u003eFully polarization-maintaining optical path\u003c\/li\u003e\n\u003cli\u003eApplications\u003c\/li\u003e\n\u003cli\u003eFiber Communication\u003c\/li\u003e\n\u003cli\u003eFiber Sensing\u003c\/li\u003e\n\u003cli\u003eLidar\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122265108634,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1466603_b4e700c5-6a0a-4705-9c5a-8589e590439b.png?v=1779605904"},{"product_id":"l-band-erbium-doped-fiber-small-signal-amplifier","title":"L-band Erbium-doped Fiber Small Signal Amplifier","description":"\u003cp\u003eThe L-band erbium-doped fiber small signal amplifier (PA amplifier for short) is an amplifier dedicated to L-band weak optical signals in the range of-45dBm to-25dBm. The typical gain of small signals is as high as 45dB and has a low noise figure. It is usually used before photodetectors to improve their ability to detect weak optical signals.\u003c\/p\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122265272474,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1461675_883b5f59-5487-4ac9-bcc8-cab9473fd98a.jpg?v=1779605906"},{"product_id":"c-l-band-erbium-doped-fiber-power-amplifier","title":"C+L Band Erbium-Doped Fiber Power Amplifier","description":"\u003cp\u003eThe C+ L-band erbium-doped fiber amplifier can amplify C-band and L-band optical signals simultaneously. The operating wavelength covers 1528~1563nm and 1570~1603nm. It can adapt to the signal light wavelength and provide low-noise and high-efficiency optical power amplification.\u003c\/p\u003e","brand":"MR Photonics","offers":[{"title":"Default Title","offer_id":48122265305242,"sku":null,"price":0.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/mr-1461683_6fa45c1c-bac0-406a-8abd-dfa83ad6fa2a.png?v=1779605909"},{"product_id":"c-band-gain-flattened-erbium-doped-fiber-amplifier","title":"C++ band gain-flattened erbium-doped fiber amplifier","description":"\u003cp\u003eThe C++ band gain-flattening erbium-doped fiber amplifier is an optical fiber amplifier product specially used in optical fiber communication systems. It can simultaneously amplify multiple wavelength signals in the C++ band, covering the wavelength range of 1524-1572nm (frequency 190.65~196.675THz), and maintain the same gain between wavelengths, and the gain flatness is ≤1.5 dB. 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