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Continuous advances in semiconductor laser technology over the last decade have increased the growth of the laser diode market. Laser diodes are used in marking and engraving natural stones, ceramic tiles, glazing and sealing tile grouts cutting glass, marking wood, welding metal wire, and transformation hardening of tool steels applications. The advantages of compactness, high reliability, high efficiency, and potentially low cost, due to the mass production capability, will inextricably shape the laser diode market in the future. We at GoPhotonics have compiled a list of the Top 10 Laser Diodes that were most viewed on our website in 2020.
Top 10 Laser Diodes:
MOCVD Fabricated Laser Diode from 655 to 665 nm
The LNCQ28MS01WW from Panasonic Corporation is an MOCVD fabricated Laser Diode with a multi-quantum well structure that operates from 655 to 665 nm. It delivers a pulsed output power of up to 350 mW and operates over a temperature range of -10 to +85 °C. The laser has a pulse width of up to 40 ns and a duty cycle of up to 33%. The device operates over a voltage range of 2 to 3 V and requires 165 mA of current. It has a parallel beam divergence of 7.5 to 13 degrees and a perpendicular beam divergence of 13 to 19.5 degrees. Click here for more details.
980 nm Fiber-Pigtailed IR Laser Diode for Electro-optic Applications
The FiberMax980 from Blue Sky Research is a Fiber-Pigtailed IR Laser Module that operates at 980 nm for electro-optic applications. It provides up to 25 mW of optical power and can operate over a temperature range from -10 to +50 degrees C. The device requires a voltage supply of 1 to 2.1 V and consumes up to 100 mA of current. It is based on Blue Sky Research laser packaging technology and provides excellent coupling efficiency and stability in a cost-effective package. This laser module has a fiber core diameter of 50 to 100 µm and a fiber length of 1 m. Click here for more details.
808 nm Vertical Cavity Surface Emitting Laser Diode
The VD-0808I-004W-1C-2A0 from Laser Components is a Vertical-Cavity Surface-Emitting Laser (VCSEL) Diode that operates at 808 nm. This laser diode delivers a peak output power of up to 4 W and has an efficiency of up to 39%. It has a forward voltage of 2.2 V and a forward current of 4.5 A. The laser diode has a beam angle of 25 degrees and an emission area of 846 x 811 um. It is designed using oxide isolation technology and is available in a 3535 package. This laser diode is ideal for 3D sensors, Lidars, IR illuminations, proximity sensors, and medical applications. Click here for more details.
816 nm Distributed Bragg Reflector Laser Diode
The DBR816PN from Thorlabs is a Distributed Bragg Reflector (DBR) Laser Diode that operates at 816 nm. It has an integrated optical isolator, thermoelectric cooler (TEC), thermistor, and a photodiode. The diode delivers a CW output power of up to 45 mW. It has a forward voltage of 1.95 V and a threshold current of up to 54 mA. The laser diode is available in a 14-pin butterfly package with PM780-HP polarization-maintaining optical fiber and an FC/APC connector. It is ideal for water vapor differential absorption lidar (DIAL) systems and can be used as a low-noise pump source for near-infrared spectroscopy (NIRS). Click here for more details.
Fiber-Coupled RGB Laser Diode for Medical Applications
The FWSX-RGB-015-FCSM from FrankFurt Laser Company is a Fiber-Coupled RGB Laser Diode that operates at three wavelengths: 445 nm, 520 nm, and 635 nm. It provides an output power (CW) of 15 mW and has an in-built TEC cooler. This laser requires a DC supply from 2.7-7 V and has a threshold current of up to 200 mA. It is available in an HHL package with a single-mode fiber of 3 um core diameter and FC/SMA905 connectors. This laser diode is ideal for endoscopy, aiming, bioscience, and illumination applications. Click here for more details.
Multi-Mode Fiber-Coupled Laser Diode for Laser Pumping, and Material Processing
The PLD-40 from IPG Photonics is a Multi-mode Fiber-Coupled Laser Diode that operates at 915 nm, 940 nm, and 975 nm wavelengths. It provides an output power of 30 W and has a slope efficiency of 2.4 W/A. The laser diode has a spectral width (FWHM) of 5 nm, and a conversion efficiency of 47 %. It has a forward voltage of 4.8 V and a threshold current of up to 0.7 A. The laser diode is ideal for fiber amplifier, laser pumping, material processing, and direct diode applications. Click here for more details.
785 nm CW Laser Diode for Raman Spectroscopy, and Laser Therapy
The C4 from Sheaumann is a CW Laser Diode that operates at 785 nm. It provides an output power of 450 mW and has a slope efficiency of 0.9 W/A. The laser diode has an operating voltage of 2 V and operating current of 550 mA. It is available in a 4 mm chip on sub-mount length and is ideal for Raman spectroscopy, laser therapy, laser pumping, medical, and defense applications. Click here for more details.
15 W Laser Diode for LiDAR, Military, and Medical Applications
The TO56 Mini from SemiNex Corporation is a Laser Diode that operates at 1250 nm and 1550 nm. It provides a pulsed output power of 15 W and has a spectral width (FWHM) of 28.8 nm. This laser diode is available in a compact TO 56 package with 1.9 mm pedestal and optional 2.8 mm cap. It is ideal for OEM medical, professional medical, LiDAR, military, and Illumination applications. Click here for more details.
Single Mode Laser Diode from 375 to 1064 nm
The iBeam smart from TOPTICA Photonics is a Single Mode Laser Diode that operates from 375 to 1064 nm. It provides output power from 10-450 mW and has an RMS noise of less than 0.2%. This linearly polarized laser diode has a vertical radiation pattern and pointing stability of less than 5 µrad/K. It requires a DC supply of 12 V and consumes 2 A of current. The laser diode supports analog modulation up to 1 MHz, digital modulation up to 250 MHz, and can be controlled by TTL and RS-232 interfaces. Click here for more details.
Fiber Coupled Laser Diode for Industrial & Material Processing Systems
The element e24i from nLIGHT Corporation is a Fiber Coupled Laser Diode that operates from 910 to 920 nm. The laser diode delivers an output power of 400 W from a 200 μm fiber and has a spectral width of 3.6 nm. It has an electrical-to-optical efficiency of 49% and operates with a numerical aperture of 0.22. This diode measures 68 x 125 x 17 mm and is ideal for industrial fiber lasers, fiber laser amplifiers, and direct diode material processing systems applications. Click here for more details.
NOTE: This list has been compiled based on actual analytics data from GoPhotonics. It consists of the products that were most viewed by users on GoPhotonics in a specific category in 2020 (not in any specific order). We have limited the number of products shown for each company to 1, even if there were multiple products from a single company.
Click here to search for Laser Diodes from the leading companies on GoPhotonics.
