• Fiber-Coupled Laser Modules
  • Fiber-Coupled Laser Modules

Fiber-Coupled Laser Modules

$359.99

Fiber-coupled laser diodes are widely used across industries, thanks to their flexible, low-loss light delivery via optical fiber. 

Out-of-Stock

  Quality guarantee

Before we ship your order, we have to prepare your products, do strict quality-control tests.

  Delivery policy

We ship worldwide by Fedex/UPS. The average delivery time is 6-7 days.

  Return policy

JETLASERS offer a refund for most items within 7 days of receipt of shipment.

These are fiber-coupled laser diodes, which are semiconductor lasers with an integrated optical fiber output, widely used in industrial, medical, and scientific applications.

✅Core Concept

A fiber-coupled laser diode takes the raw, divergent beam from a laser chip, focuses it through precision optics, and couples it into an optical fiber. This creates a clean, uniform, and flexible light source that can be easily integrated into complex systems.

✅Key Components

  • Laser Chip: The semiconductor element that generates light.
  • Coupling Optics: Lenses that focus the beam into the fiber core with high efficiency.
  • Optical Fiber: Typically multi-mode (for high power) or single-mode (for precision), with standard connectors like FC, SMA, or ST.
  • Packaging: Gold-plated hermetic housings (like the ones shown) for heat dissipation, hermetic sealing, and mechanical stability.

✅Common Types & Applications

Type Typical Power Wavelengths Primary Uses
Pump Modules 1–30 W 808 nm, 915 nm, 980 nm Pumping fiber lasers, solid-state lasers, EDFAs
Visible Lasers 10 mW–5 W 450 nm, 520 nm, 650 nm Alignment, display, fluorescence, medical therapy
Infrared Lasers 10 mW–50 W 1064 nm, 1310 nm, 1550 nm Sensing, spectroscopy, optical communications

✅Key Advantages

  • Flexibility: The fiber output allows the light source to be separated from the point of use, simplifying integration into OEM equipment.
  • Stable Beam Quality: The fiber delivers a consistent, uniform output, eliminating the need for complex alignment at the application end.
  • High Efficiency & Reliability: Hermetic packaging protects the laser diode from environmental factors, ensuring long lifespans of tens of thousands of hours.
  • Precision Control: Available with integrated TEC (Thermoelectric Cooler) and monitor photodiodes for stable wavelength and power control.

✅Main Applications of Fiber-Coupled Laser Diodes (FCLDs)

Fiber-coupled laser diodes are widely used across industries, thanks to their flexible, low-loss light delivery via optical fiber. Below are their most common applications, organized by field:

1. Laser Pumping (The Largest Industrial Application)

FCLDs are the "heart" of most fiber and solid-state lasers, serving as pump sources to excite gain media.

- **Pumping solid-state lasers**: 808 nm (1–30 W) diodes pump Nd:YAG/Nd:YVO₄ crystals for marking, cutting, and medical lasers.

- **Pumping fiber lasers/amplifiers**: 915/940/980 nm (1–20 W) diodes pump ytterbium/erbium-doped fibers for industrial processing and optical amplification (e.g., EDFAs in telecom).

- **Key advantage**: High wall-plug efficiency and long-term power stability for continuous operation.

2. Industrial Materials Processing

Direct use as light sources for manufacturing and fabrication.

- **Marking & engraving**: 520 nm green or 1064 nm infrared modules provide stable light for precision marking on metals, plastics, and ceramics.

- **Micro-welding & soldering**: High-power 915/980 nm modules deliver controlled heat for joining small components in electronics and medical devices.

- **3D printing/additive manufacturing**: 450 nm blue or 915 nm infrared modules power selective melting of metal/polymer powders.

- **PCB processing**: UV/blue modules for drilling, cutting, and trimming electronic circuits.

3. Medical & Life Sciences

Fiber coupling enables safe, precise light delivery to tissues or through endoscopic tools.

- **Photodynamic therapy (PDT)**: 630/652 nm red modules activate photosensitizers for cancer treatment.

- **Ophthalmology & dermatology**: 532 nm green, 810 nm, or 980 nm infrared modules are used for retinal photocoagulation, vascular therapy, and hair removal.

- **Dental procedures**: 450 nm blue or 810 nm infrared modules for cavity preparation and disinfection.

- **Fluorescence excitation & microscopy**: 405 nm violet, 488 nm blue, 520 nm green, or 638 nm red modules serve as light sources for confocal microscopes and flow cytometers.

4. Optical Communications & Sensing

FCLDs are foundational components of modern telecom and sensor systems.

- **Optical fiber communications**: 1310/1550 nm modules act as transmitters in data networks; 980/1480 nm modules pump erbium-doped fiber amplifiers (EDFAs).

- **Fiber-optic sensing**: Narrow-linewidth 1550 nm modules for distributed temperature/strain sensing; 785/850 nm modules for gas detection and Raman spectroscopy.

- **LiDAR & ranging**: 905/1550 nm modules serve as light sources for autonomous vehicles, surveying, and industrial distance measurement.

5. Scientific Research & Laboratory Equipment

FCLDs provide stable, wavelength-specific light for experimental setups.

- **Spectroscopy**: 785 nm for Raman spectroscopy; 405/532 nm for fluorescence analysis.

- **Atomic & quantum optics**: Narrow-linewidth, single-frequency modules for atom cooling, trapping, and quantum communication experiments.

- **Education & demonstrations**: Low-power visible modules for teaching optics and laser physics principles.

6. Specialized Applications

- **Laser projection/displays**: RGB (450/520/638 nm) fiber-coupled modules for compact, high-brightness projectors.

- **Security & non-lethal deterrence**: 520 nm green modules in dazzler systems for law enforcement and maritime use.

- **Isotope separation & advanced research**: Custom wavelength modules for specialized physics and chemistry experiments.

  • In stock
    0 Items

Comments (0)

No customer reviews for the moment.