Laser Diodes, Laser Modules

Image Part Number Description / PDF Quantity Rfq
DM80-01-1-9240-3-LC

DM80-01-1-9240-3-LC

Finisar Corporation

LASER DIODE 1558NM 5.011MW

0

DM80-01-3-9480-3-LC

DM80-01-3-9480-3-LC

Finisar Corporation

LASER DIODE 1539NM 2.511MW

0

SPL BK102-40-25-10B (1016,0 +/-5NM)

SPL BK102-40-25-10B (1016,0 +/-5NM)

OSRAM Opto Semiconductors, Inc.

LASER BAR HIGH POWER

0

DM80-01-3-9410-3-LC

DM80-01-3-9410-3-LC

Finisar Corporation

LASER DIODE 1545NM 2.511MW

0

HFE6192-903

HFE6192-903

Finisar Corporation

PHOTODETECTOR

0

HFE4080-321/XBA-RS

HFE4080-321/XBA-RS

Honeywell Sensing and Productivity Solutions

LASER DIODE VCSEL

0

DM200-01-1-8950-0-LC

DM200-01-1-8950-0-LC

Finisar Corporation

LASER DIODE 1585NM 1.995MW

0

DM80-01-3-9050-3-LC

DM80-01-3-9050-3-LC

Finisar Corporation

LASER DIODE 1574NM 2.511MW

0

HFE4085-321

HFE4085-321

Honeywell Sensing and Productivity Solutions

LASER DIODE VCSEL

0

IF 583

IF 583

Industrial Fiber Optics, Inc.

LASER RAY BOX WITH ENCLOSURE

0

E2560S60

E2560S60

Broadcom

LASER DIODE

0

D2547P44

D2547P44

Broadcom

LASER MODULE

0

SPL BF98-50-5 (965,3 +/-0,5NM)

SPL BF98-50-5 (965,3 +/-0,5NM)

OSRAM Opto Semiconductors, Inc.

LASER BAR

0

E2560S42

E2560S42

Broadcom

LASER DIODE

0

DM80-01-3-8790-3-LC

DM80-01-3-8790-3-LC

Finisar Corporation

LASER DIODE 1595NM 2.511MW

0

HFE6392-904

HFE6392-904

Finisar Corporation

PHOTODETECTOR

0

E2560D34

E2560D34

Broadcom

LASER DIODE

0

SPL BF98-40-5 (967 +/-2NM)

SPL BF98-40-5 (967 +/-2NM)

OSRAM Opto Semiconductors, Inc.

LASER BAR

0

E2560S52

E2560S52

Broadcom

LASER DIODE

0

DM80-01-3-8710-3-LC

DM80-01-3-8710-3-LC

Finisar Corporation

LASER DIODE 1602NM 2.511MW

0

Laser Diodes, Laser Modules

1. Overview

Laser diodes (LDs) are semiconductor devices that emit coherent light through stimulated emission. Laser modules integrate LDs with optical components, drivers, and thermal management systems. These devices are critical in telecommunications, medical systems, industrial processing, and consumer electronics due to their high efficiency, compact size, and precise beam control.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Edge-Emitting Laser DiodesHigh power output, narrow spectral widthFiber optic communication, LIDAR
Vertical-Cavity Surface-Emitting Lasers (VCSELs)Low divergence beam, array scalability3D sensing, data centers
Quantum Cascade LasersTunable mid-infrared emissionGas sensing, spectroscopy
Fiber-Coupled Laser ModulesIntegrated beam shaping, wavelength stabilizationMaterial processing, medical surgery
Multi-Transverse Mode LasersHigh brightness, multimode outputLaser projection, defense systems

3. Structure and Components

Laser Diodes: Composed of an active region (quantum well structure), cladding layers, and a resonant cavity formed by cleaved facets. Electrical contacts enable current injection.

Laser Modules: Integrate LDs with:

  • Collimating optics and beam-shaping elements
  • Photodiode feedback for power stabilization
  • Thermoelectric coolers (TEC) for temperature control
  • Driver circuits with modulation capabilities

4. Key Technical Specifications

ParameterDescriptionImportance
Wavelength (nm)Emission spectrum peakDetermines material compatibility and application suitability
Output Power (mW/W)Optical power levelCritical for processing speed and transmission distance
Wall-Plug Efficiency (%)Electrical-to-optical conversion rateAffects thermal management and power consumption
Beam Quality (M )Deviatoin from ideal Gaussian beamImpacts focusing precision and coupling efficiency
Lifetime (hours)Mean time before power 10%System reliability and maintenance intervals

5. Application Fields

Telecommunications: DWDM systems, free-space optical links

Medical: Laser scalpels, photodynamic therapy devices

Industrial: Cutting/welding machines, 3D printers

Consumer Electronics: LiDAR for AR/VR, facial recognition systems

Scientific: Atomic clocks, quantum computing research

6. Leading Manufacturers & Products

ManufacturerRepresentative ProductKey Features
LumentumLD-XX-Y Series1550nm wavelength, 100mW output, telecom-grade reliability
IPG PhotonicsLM-ABC-10WSingle-mode fiber delivery, 10W output at 976nm
CoherentOBIS Flexx SeriesTunable visible/near-IR output, integrated control
Hamamatsu PhotonicsL8612 SeriesPulsed VCSEL with 940nm peak wavelength

7. Selection Guidelines

Key considerations:

  • Wavelength compatibility with target material/transmission medium
  • Required power stability over temperature variations
  • Modulation speed requirements for communication systems
  • Environmental factors (humidity, vibration, operating temperature)
  • Form factor constraints and cooling method availability

8. Industry Trends

Emerging developments include:

  • High-power single-mode fiber lasers for metal processing
  • VCSEL arrays with >50% wall-plug efficiency for LiDAR
  • Photonic integrated circuits combining LDs with modulators
  • UV and deep-IR emitting devices for advanced spectroscopy
  • AI-driven thermal management systems for extended lifetime

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