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Laser Diodes, Modules

Just like LEDs, laser diodes are made using high-grade semiconductor materials. However, despite just producing light over spontaneous emission, they use stimulated emission to release laser light. Laser diodes and modules illustrate a cornerstone of modern photonics. They emit incoherent light (light waves with different wavelengths, phases, and paths), producing a highly focused and coherent beam of light. They are tiny semiconductor components like LEDs but are built to obtain stimulated emission, which is a process that generates coherent light. Laser modules, on the other hand, take the basic laser diode and add essential devices for practical use, such as:

Housing & Heat Dissipation: The housing shields the sensitive diode and includes a heatsink to regulate the heat produced during operation.
Optics: Lenses concentrate the laser light into a tight beam. This can be a collimating lens (to generate a parallel beam) or a focusing lens (to converge the beam to a small mark).
Driver Circuitry: This manages the current and voltage supplied to the laser diode. Precise control is essential, as even slight variations can affect the laser’s power and stability.
Connectors & Mounting: They provide suitable electrical connectors and mechanical mounting for easy integration into various systems.

What are the Possible Advantages of Using Our Top-line Laser Diodes, Modules

Travels in a narrow beam, helpful for targeting and long-distance applications.
Composed of very narrow wavelengths (a single colour), essential for spectroscopy and precision measurements.
Can be focused to a very small spot, allowing high power densities for cutting, welding, and data storage.
They are usually efficient at converting electrical power to light energy.
Small and lightweight, suitable for portable devices and space-limited applications.
Laser diodes have a long service life compared to other types of diodes.

Usage Information of Laser Diodes, Modules

Optical Storage: Employed in CD, DVD, and Blu-ray disks.
Barcode Scanners: Interpreting product codes in retail and logistics.
Laser Pointers: Utilised in presentations and pointing.
Fiber Optic Communications: Transferring data over long distances.
Industrial Cutting & Welding: Crucial for accurate material processing.
Medical Equipment: Laser surgery, diagnostics, and therapy.
3D Printing & Additive Manufacturing: Precise material deposition.

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Laser diodes and modules are continually improving with research focusing on higher power, shorter wavelengths (for higher resolution), and enhanced efficiency. They are essential devices in a vast and growing range of technologies.

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ST905A13-TO-01, Coherent

Enrgtech Part No: ET24540501
Manufacturer: Coherent
Manufacturer Part No: ST905A13-TO-01

Rates

£ 18.90

10+

£ 13.62

200+

£ 12.44

Availability

137 In Stock

Laser Diodes, Modules

What are the Possible Advantages of Using Our Top-line Laser Diodes, Modules

Usage Information of Laser Diodes, Modules

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