Buying Diode Bars

Diode bars (diode arrays) are high-power semiconductor lasers consisting of a one-dimensional array of broad-area emitters or subarrays with narrow stripes. They are used for pumping solid-state bulk lasers and high-power fiber lasers, as well as in laser material processing.
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 Diode Bars
30 suppliers for diode bars are listed in the RP Photonics Buyer's Guide, out of which 4 present their product descriptions. Both manufacturers and distributors can be registered.
Suppliers with Advertising Package
presenting their product descriptions
![]() The lasers you need. From the people you trust. Our experience, your advantage. RPMC Lasers, Inc.8495 Veterans Memorial Pkwy O’Fallon MO 63366 United States | ![]() Serving North America, RPMC Lasers offers a large selection of multimode laser diode bars (arrays), delivering up to 2400 W in CW & QCW output, with unmounted or cooled packages for thermal management and full control from design to qualification. Customizable configs offer 760–1470 nm wavelengths for material processing and medical uses, with adjustable fill factor, emitter pitch, array length, and free-space or fiber-coupled options. Flexible integration supports free-space and fiber-coupled setups, various modes, power levels, and adjustable beam shapes/sizes for diverse applications. Let RPMC help you find the right laser today! Product-specific web page |
![]() 30 Years of Laser Excellence MonocromC/ Vilanoveta 6 08800 Vilanova i la Geltrú (Barcelona) Spain | ![]() Monochrom offers laser diode packages for a single laser bar with conduction or water macro-channels cooling and an unprecedent low smile. Our single bar diode laser mounts are clamped with Monocrom's solder-free laser bar Clamping™ technique that improves overall performance and prolongs laser diode life-time. There is an option to add a variety of optics assemblies to collimate both optical axes. Product-specific web page |
![]() Focused on Possibility. Sheaumann Laser, Inc.5 Federal Street Billerica, MA 01821 United States | ![]() Sheaumann Laser offers diode bars with emission wavelengths between 780 nm and 1710 nm, suitable e.g. for pumping solid-state lasers and fiber lasers. Different packaging options are available: B-mount, C-mount, CL-mount, CS mount and fiber-coupled in a high heat load (HHL) package. Product-specific web page |
![]() A Tradition of High Power Photonics Leadership QPC Lasers Inc.15632 Roxford Street Sylmar, CA 91342 United States |
QPC Lasers full vertical integration from epitaxy through packaging allows us to offer standard and custom arrays as unmounted bars, mounted on heat sinks, or integrated into lensed stacks. Product-specific web page |
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Other Suppliers
Apollo Instruments, Inc. United States |
Coherent Corp. United States |
Crisel Instruments s.r.l. Italy |
Everbright Photonics China |
Focuslight Technologies Inc. China |
Frankfurt Laser Company Germany |
Hangzhou BrandNew Technology Co., Ltd. China |
Intense United Kingdom |
JENOPTIK Laser GmbH Germany |
Lahat Technologies Ltd Israel |
LAS Photonics Israel |
Lasermate Group, Inc. United States |
Lasertel North America United States |
Leonardo Electronics US Inc. United States |
LumiMetric Co., Ltd. China |
Lumispot Technology Corp. China |
Modulight, Inc. Finland |
Nano-Giga France |
National Laser Company United States |
nLight Photonics Corporation Canada |
Northrop Grumman - Cutting Edge Optronics United States |
Oriental-Laser (Beijing) Technology Co., Ltd. China |
OSRAM Opto Semiconductors GmbH Germany |
SemiNex High Power Laser Diodes United States |
VM-TIM GmbH Germany |
XPhotonics China |