Buying Laser Gain Media
There is a wide range of laser gain media, including laser crystals, glasses, ceramics, gases, and liquids. Most modern lasers are based on solid-state gain media, available in forms such as bulk crystals and active optical fibers.
Making Good Purchase Decisions
As the most professional photonics purchasing portal, RP Photonics helps you to not only to find all relevant suppliers (not limited to our advertisers), but also to make good purchasing decisions.
NEW: Structured Decision Process
Purchasing involves a lot of responsibility. We recommend that you apply best practice by using the following structured process: Go through the following expandable sections, complete the form and finally come to a purchase decision. You can then print that to a PDF for documenting the process.
Our article on best practices for purchasing and another one explaining this tool give you valuable insights.
Suppliers for Laser Gain Media
48 suppliers for laser gain media are listed in the RP Photonics Buyer's Guide, out of which 8 present their product descriptions. Both manufacturers and distributors can be registered.
Suppliers with Advertising Package
presenting their product descriptions
![]() Change the Color of Light to Expand your Possibilities! GWU-Lasertechnik Vertriebsges. mbHBonner Ring 9 50374 Erftstadt Germany See us at LASER World of Photonics 2025 in Munich, June 24–27 (booth A2.303)! | ![]() Crystalline laser gain media are know as most reliable and efficient. GWU offers all common laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG etc.) with a broad variety of specifications. Besides the well-established materials, innovative crystals with outstanding properties like Yb:CALGO can open new horizons for demanding laser applications. No matter if individual pieces for R & D purposes are required or cost-efficient numbers in small, medium or large batches with in-time delivery for the production line are needed: GWU’s dedicated service helps to find the best core components for your application. GWU-Lasertechnik has more than 30 years of experience in distributing laser crystals. Choose GWU to benefit from our wide knowledge and in-field experience! Product-specific web page |
![]() P.O. Box 24190 Hilton Head Island, SC 29925–4190 United States See us at LASER World of Photonics 2025 in Munich, June 24–27 (booth A2.104) and CLEO 2025 in Long Beach (CA), USA, May 4–9 (Kiosk 17)! | ![]() MegaWatt Lasers Inc. has a large inventory of Nd:YAG, Er:YAG and CTH:YAG laser rods. We also can assist in the design and modeling for various applications. Product-specific web page |
![]() Innovation in every fiber Fibercore LimitedUniversity Parkway Chilworth Science Park Southampton SO16 7QQ United Kingdom | ![]() Fibercore has delivered over 40 years of innovation and excellence in developing and manufacturing speciality optical fiber. All of our fiber products have been developed with our customers in mind with market leading capabilities to produce an extensive range of fibers including;
We are continuously expanding our product ranges to cover wider and more demanding customer applications. So if you have a specific development project or require a custom fiber, we would like to discuss it further with you. We will work together with you to find the best solution. Product-specific web page |
![]() 34, Rue de la Croix de Fer 78100 Saint Germain-en-Laye France See us at LASER World of Photonics 2025 in Munich, June 24–27 (booth B2.341) and CLEO 2025 in Long Beach (CA), USA, May 4–9 (booth 225)! | ![]() Exail (formerly iXblue) offers a wide range of specialty optical fibers for lasers and amplifiers. We master erbium, erbium/ytterbium, ytterbium, thulium, holmium, thulium/holmium, neodymium, dysprosium, and phosphorous gain media. PM version are available, and Large Mode Area (LMA) or Very Large Mode Area (VLMA) versions as well. Depending of the requirement, single clad fibers are available for core pumping, double clad fibers for clad pumping. Triple clad and all glass structures are also available. Product-specific web page |
![]() Your reliable partner for photonics innovations! EKSMA Optics, UABDvarcioniu St. 2B LT-10233 Vilnius Lithuania See us at LASER World of Photonics 2025 in Munich, June 24–27 (booth A2.107) and CLEO 2025 in Long Beach (CA), USA, May 4–9 (booth 205)! | ![]() EKSMA Optics offers a variety of laser crystal materials like neodymium-doped yttrium aluminum garnet (Nd:YAG), Yb-doped potassium gadolinium tungstate (Yb:KGW), Yb-doped potassium yttrium tungstate (Yb:KYW), Nd-doped potassium gadolinium tungstate (Nd:KGW) and titanium-doped sapphire (Ti:sapphire). Product-specific web page |
![]() Leader in fluoride glass and optical fiber technology Le Verre FluoréRue Gabriel Voisin Campus de Ker Lann 35170 Bruz, Brittany France | ![]() Thanks to their high rare-earth solubility (up to 100,000 ppm) and low phonon energy, LVF fluoride fibers offer dozens of active transitions, enabling a broad range of applications from visible to the mid-infrared. LVF offers the largest range of rare-earth doped fibers in the world. LVF active fibers are available as RE doped single-mode fibers and rare-earth-doped double cladding fibers. Product-specific web page |
![]() C506, #1 Building Pioneering Park for Overseas Chinese Scholars No. 69 Huayang Road Lixia District Jinan, Shandong China | ![]() Laserton offers various types of laser crystals based on materials like Nd:YAG, Nd:YVO4, Yb:YAG and Cr4:YAG. Also, Laserton offers gain chips based on Er:Yb:glass, which is bonded to a Co:Mg:Al2O4 saturable absorber crystal for passive Q switching. These can be used to produce eye-safe lasers emitting at 1535 nm, pumped with a laser diode at 940 nm. Product-specific web page |
![]() A635, Boke Mansion No. 9 Xiyuan Road Xihu District, Hangzhou 310030 China See us at LASER World of Photonics 2025 in Munich, June 24–27 (hall B1, booth 258)! | ![]() Shalom EO offers various rare-earth-doped laser crystals, including:
We also have diffusion-bonded crystals. Nd:YAG and Nd:YVO4 are popular crystals for 1064-nm lasers, Nd:Ce:YAG, CTH:YAG, and Er:YAG crystals are often used in the medical and cosmetic lasers, Ti:sapphire is for ultrafast lasers, alexandrite is for long-pulsed and picosecond 755-nm lasers, diffusion bonding crystals are useful for OEM compact lasers. Product-specific web page |
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Other Suppliers
3photon Lithuania |
AZURE Photonics Co., Ltd. China |
Bluebean Optical Tech Ltd. China |
CASIX Inc. China |
CASTECH China |
Claser Photonics Inc. China |
Coherent Corp. United States |
CorActive High-Tech Inc. Canada |
Core Optronics Co., Ltd China |
Cristal Laser S. A. France |
Crylight Photonics, Inc. China |
Crylink China |
Crystal GmbH Germany |
Crystech Inc. China |
Dausinger & Giesen GmbH Germany |
ELUXI Ltd. United Kingdom |
Furukawa Electric Japan |
Fuzhou Caston Optronics Co., Ltd. China |
Fuzhou Hundreds Optics Inc. China |
GAMDAN Optics Inc. United States |
HAM Präzision - Hartmetallwerkzeugfabrik Andreas Maier GmbH Germany |
IL Photonics Israel |
Impex High Tech Germany |
JG International China |
Komlas Optische Komponenten und Lasersysteme GmbH Germany |
M Squared Lasers Ltd. United Kingdom |
Mountain Photonics GmbH Germany |
Newlight Photonics Inc. Canada |
nLight Photonics Corporation Canada |
Northrop Grumman - Cutting Edge Optronics United States |
nortus Optronic GmbH Germany |
PHOTONICPARTS Germany |
Prysmian Group Italy |
Raybium AB Sweden |
Roditi International Corporation Ltd. United Kingdom |
Roithner LaserTechnik Austria |
Scientific Materials Corp. United States |
Topag Lasertechnik GmbH Germany |
Vision Lasertechnik für Forschung und Industrie GmbH Germany |
Hangzhou Yong Hee Photonics Co., Ltd. China |