CW Semiconductor Lasers

M12 | EEL Laser Module (655nm | 0.4~0.9mW) - AL63010004

M12 | EEL Laser Module (655nm | 0.4~0.9mW) - AL63010004

Discover the unparalleled performance of our 650nm diode laser module, EEL M12. Renowned for its superior heat dissipation, this module is powered by an advanced APC circuit ensuring a consistently stable optical ...

Sold by: LECC Technology Co., Ltd. Ships from: Taiwan
Specifications
Center Wavelength: 0.655 um
Output Power: 0.4 mW
CW Optical Power: 0.7 mW
Operating Current: 100 mA
Operating Voltage: 5 5
Nichia 525nm 13.5W Green Laser Diode NUGM06T

Nichia 525nm 13.5W Green Laser Diode NUGM06T

Nichia 525nm 13.5W Green Laser Diode NUGM06T demonstrates Nichia's commitment to high performance, high quality, and high reliability. The stable operation combined with high reliability make this 525nm green laser ...

$3400.00
Sold by: Super Plus (HK) Co., Limited Ships from: China
Specifications
Center Wavelength: 525 um
Output Power: 13500 mW
Iop: 1.9 A
Voltage: 4.4 V
Minimum Order Quantity: 10 diodes (in multiples of 10)
Nichia 525nm 47W Green Laser Diode Module NUGM34

Nichia 525nm 47W Green Laser Diode Module NUGM34

Nichia NUGM34 525nm 47W Green Laser Diode Module is based on a cutting edge design by Nichia to deliver high performance across the board: power, stability, high quality, reliability (longevity). This versatile ...

$480.00
Sold by: Super Plus (HK) Co., Limited Ships from: China
Specifications
Center Wavelength: 0.525 um
Output Power: 47000 mW
Operating Voltage: 123 V
Minimum Order Quantity: 10 diodes (in multiples of 10)
Price For QTY 50: $22,750
QSI 850nm 200mw Infrared Laser Diode QL85R6SA

QSI 850nm 200mw Infrared Laser Diode QL85R6SA

The QSI 850nm 200mW Infrared Laser Diode (QL85R6SA/B/C) is a high-performance infrared laser diode designed to deliver exceptional optical output power of 200mW at a wavelength of 850nm. This robust component is ...

$300.00
Sold by: Super Plus (HK) Co., Limited Ships from: China
Specifications
Center Wavelength: 0.85 um
Output Power: 200 mW
Optical Output Power: 200 mW
Laser Diode Reverse Voltage: 2 V
Photo Diode Reverse Voltage: 30 V
1392nm DFB Butterfly Laser Diode

1392nm DFB Butterfly Laser Diode

The 1392 nm DFB Butterfly Laser Diode from BOX Optronics is a high-performance continuous-wave semiconductor source engineered for precise water-vapor detection. Housed in a hermetic 14-pin butterfly package, it ...

Specifications
Center Wavelength: 1.392 um
Output Power: 12 mW
Threshold Current: 10 mA
Operating Case Temperature: -20-60 ℃
Slope Efficiency: 0.35 mW/mA
980nm 600mW Pump Laser

980nm 600mW Pump Laser

BOX Optronics’ BFLD-980F-6HPM-N0 is a Telcordia-grade 980 nm pump laser module engineered for high-gain, low-noise EDFA chains. A fiber-Bragg-grating-locked chip delivers 600 mW of kink-free, single-mode ...

Specifications
Center Wavelength: 0.976 um
Output Power: 600 mW
Spectrum Width: 2 nm
Fiber Type: PM980 fiber
Pigtail Type: Bare fiber
UniMir 13.4um Narrow Linewidth Gas Sensing Quantum Cascade Laser

UniMir 13.4um Narrow Linewidth Gas Sensing Quantum Cascade Laser

The UniMir 13.4um Quantum Cascade Laser (QCL) is an advanced gas sensing laser meticulously crafted for the precise detection of xylene and propane. Boasting a single-mode distributed feedback (DFB) design, this ...

Sold by: RPMC Lasers, Inc. Ships from: United States
Specifications
Center Wavelength: 13.4 um
Output Power: 5 mW
Laser Type: QCL single mode DFB
Mode Of Operation: CW
Full Accessible Wavelength Range: ~3 cm-1
DWDM Laser Source

DWDM Laser Source

BOX Optronics’ DWDM Laser Source is a high-performance, continuous-wave DFB semiconductor laser engineered for precision WDM applications. Delivering 10 mW of ultra-stable output across the full C-band from ...

Specifications
Center Wavelength: 1.52 um
Output Power: 10 mW
Wavelength Accuracy: +/-0.5 nm
Spectral Linewidth: < 5 MHz
Side Mode Suppression Ratio: >30 dB
980nm Pump Laser Source

980nm Pump Laser Source

BOX Optronics 980 nm Pump Laser Source integrates a butterfly DFB chip with fiber-Bragg-grating frequency locking, delivering up to 700 mW of continuous power at 974 nm or 976 nm with ≤ ±0.02 dB short-term ...

Specifications
Center Wavelength: 0.98 um
Output Power: 200 mW
Power Instability: ≤±0.02 dB
Fiber Type: Hi1060/PM980
Dimensions: 195(W)×220(D)×120(H)/150(W)×125(D)×20(H) mm
CWDM 10mW DFB Butterfly Laser Diode

CWDM 10mW DFB Butterfly Laser Diode

  The CWDM 10 mW DFB Butterfly Laser Diode is a high-performance, continuous-wave semiconductor laser designed for cost-effective coarse wavelength-division-multiplexing networks.    Built around a ...

Specifications
Center Wavelength: 1.55 um
Output Power: 10 mW
Storage Temperature: -40~85 ℃
Operating Case Temperature: -20~70 ℃
TEC Set Temperature: -15~35 ℃
High-Power Raman Lasers 532nm 638nm 785nm 1064nm

High-Power Raman Lasers 532nm 638nm 785nm 1064nm

Our high-power, spectrum-stabilized Raman lasers are engineered for exceptional performance in Raman spectroscopy and pump laser applications. These lasers feature side mode suppression ratios better than 40 dB, ...

Sold by: Ocean Optics Ships from: United States
Specifications
Center Wavelength: 0.532 um
Output Power: 100 mW
Laser Source: Diode
Typical Output Power (1064 Nm): Adjustable to >500 mW
Typical Output Power (785 Nm): >350 mW
LDX-2810-680: 680nm 800mW Multimode Laser Diode

LDX-2810-680: 680nm 800mW Multimode Laser Diode

This 680nm diode laser produces 800mW from a 50um emitter in the free space packages or 600mW from the fiber in the fiber coupled packages. It has a low threshold current and high slope efficiency, which results in ...

Sold by: RPMC Lasers, Inc. Ships from: United States
Specifications
Center Wavelength: 0.68 um
Output Power: 800 mW
Emitter Size: 100 um
LDX-4319-795: Laser Diode Bar Package

LDX-4319-795: Laser Diode Bar Package

High-power diode laser bars for the most demanding applications. They are extremely reliable, efficient, and durable. This high power laser diode bar is available on the standard CS package. Other package ...

Sold by: RPMC Lasers, Inc. Ships from: United States
Specifications
Center Wavelength: 0.796 um
Output Power: 30000 mW
Operating Current: 28000 mA
LDX-3105-780: 780nm 1200nm Multimode Laser Diode

LDX-3105-780: 780nm 1200nm Multimode Laser Diode

This 780nm red diode laser produces 1200mW from a 50um emitter in the free space packages or 960mW from the fiber in the fiber coupled packages. It has a low threshold current and high slope efficiency, which ...

Sold by: RPMC Lasers, Inc. Ships from: United States
Specifications
Center Wavelength: 0.78 um
Output Power: 1200 mW
Emitter Size: 50 um
810nm Single-Frequency DBR Laser Diode

810nm Single-Frequency DBR Laser Diode

The 810 nm DBR Laser Diode from Photodigm offers high performance and reliability, utilizing advanced Gallium Arsenide (GaAs) single-frequency laser technology. These edge-emitting diodes provide a high-power output ...

Sold by: Photodigm Inc. Ships from: United States
Specifications
Center Wavelength: 0.81 um
Output Power: 80 mW
Operating Current, Max (CW & Pulsed): 250 mA
Optical Power At Max Operating Current: 180 mA
Storage Temperature: 0 to +75 °C
1039 Single-Frequency DBR Laser Diode

1039 Single-Frequency DBR Laser Diode

The Photodigm 1039 nm DBR Laser Diode is a high-performance, monolithic single-frequency laser designed for precision applications requiring narrow linewidth, single spatial mode emission, and high stability. Built ...

Sold by: Photodigm Inc. Ships from: United States
Specifications
Center Wavelength: 1.03 um
Output Power: 40 mW
Operating Current, Max (CW & Pulsed): 350 mA
Optical Power At Max Operating Current: 180 mW
Storage Temperature: 0 to +70 °C
739 nm Distributed Bragg Reflector Laser Diode

739 nm Distributed Bragg Reflector Laser Diode

The Photodigm 739 nm Distributed Bragg Reflector (DBR) Laser Diode is a high-performance, single-frequency laser designed for applications requiring exceptional spectral purity and precision. Based on ...

Sold by: Photodigm Inc. Ships from: United States
Specifications
Center Wavelength: 0.739 um
Output Power: 40 mW
Operating Current, Max (CW & Pulsed): 200 mA
Optical Power At Max Operating Current: 80 mW
Storage Temperature: 0 to +70 °C
766.7 Single-Frequency DBR Laser Diode

766.7 Single-Frequency DBR Laser Diode

The 766.700nm (K) DBR Series of high-performance edge-emitting laser diodes are based on Photodigm’s advanced monolithic single-frequency Gallium Arsenide (GaAs) based laser technology. It provides a single ...

Sold by: Photodigm Inc. Ships from: United States
Specifications
Center Wavelength: 0.7667 um
Output Power: 40 mW
Operating Current, Max (CW & Pulsed): 200 mA
Optical Power At Max Operating Current: 80 mW
Storage Temperature: 0 to +70 °C

Did You Know?

The first useful semiconductor laser was made by R.N. Hall in 1962 which was composed of GaAs materials that emitted in near infrared at 0.8 µm. The semiconductor laser is similar to transistor, has the appearance of a LED but the output beam has the characteristics of a laser. The application that was the main driving force in the development of semiconductor lasers was in the field of long distance communications but at this moment the use of this laser in compact disc players constitutes their largest single market. Using semiconductor laser gives an advantage of low power consumption requirements.

Frequently Asked Questions

Facet coating is a technique used to reduce the reflectivity of the laser cavity's end facets, which can cause optical feedback and degrade the laser's performance. By applying a thin layer of anti-reflective coating to the facets, the reflectivity can be minimized, resulting in higher output powers, better beam quality, and improved reliability.

Continuous-Wave Semiconductor Lasers: Steady Light for Precision Applications

Continuous-wave (CW) semiconductor lasers are pivotal in various industries, offering a stable and uninterrupted laser beam ideal for applications requiring consistent illumination. Unlike pulsed lasers that emit light in bursts, CW lasers provide a constant output, making them indispensable in fields such as telecommunications, medical diagnostics, and industrial manufacturing.

Understanding CW Semiconductor Lasers

At their core, CW semiconductor lasers operate by maintaining a continuous flow of electrical current through a semiconductor material, typically composed of compounds like gallium arsenide (GaAs) or indium phosphide (InP). This process stimulates the emission of photons, resulting in a steady laser beam. The design ensures minimal fluctuations in output power, which is crucial for applications demanding high precision and reliability.

Key Features and Advantages

  • Stable Output: The continuous emission ensures uniform intensity, essential for tasks like high-resolution imaging and precise measurements.

  • Compact Design: Their small size allows for easy integration into various systems, from handheld devices to complex industrial machinery.

  • Energy Efficiency: CW semiconductor lasers typically consume less power compared to other laser types, translating to cost savings and reduced thermal management requirements.

  • Longevity: The solid-state nature of these lasers contributes to a longer operational lifespan, reducing maintenance and replacement costs.

Applications Across Industries

  • Telecommunications: CW lasers serve as light sources in fiber-optic communication systems, enabling high-speed data transmission over long distances.

  • Medical Diagnostics: Instruments like flow cytometers and optical coherence tomography devices utilize CW lasers for accurate and non-invasive diagnostics.

  • Industrial Manufacturing: CW semiconductor lasers are employed in material processing tasks such as cutting, welding, and engraving, where consistent energy delivery is paramount.

  • Scientific Research: Laboratories use these lasers in experiments requiring stable light sources, including spectroscopy and interferometry.

Selecting the Right CW Semiconductor Laser

When choosing a CW semiconductor laser, consider factors like wavelength, output power, beam quality, and compatibility with existing systems. Ensuring that the laser meets the specific requirements of your application will maximize performance and efficiency.

At FindLight, we offer a curated selection of CW semiconductor lasers from leading manufacturers, catering to a wide range of applications. Explore our catalog to find the ideal solution for your needs.