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HL40071MG Laser Diode Specification Summary
Part NumberHL40071MG
Wavelength405 nm
Laser Power300 mW
Package5.6 mm
Maximum Operating Temperature-10 to 70 deg.
Pin ConfigurationLD Only
Polarization Ratio1:100
DescriptionSingle Mode

Overview of HL40071MG Laser Diode

The HL40071MG is a high-performance laser diode manufactured by USHIO, renowned for its robust and reliable laser diode solutions. This specific model operates at a wavelength of 405 nm, making it suitable for a variety of applications including imaging, medical devices, and laser printing.

Key Specifications of HL40071MG

  • Wavelength: 405 nm
  • Optical Output Power: 300 mW
  • Package Type: 5.6 mm
  • Laser Type: Violet laser diode


  1. Optical Data Storage: The HL40071MG is ideal for Blu-ray disc readers and writers due to its 405 nm wavelength, which allows for high-density data storage.
  2. Medical Devices: Its precision and reliability make it suitable for medical imaging and diagnostic equipment.
  3. Laser Printing: The high output power and precise wavelength contribute to high-resolution printing and efficient performance in laser printers.

Features and Benefits

  • High Output Power: With a 300 mW output, the HL40071MG ensures strong and stable performance in demanding applications.
  • Compact Package: The 5.6 mm package allows for easy integration into various devices, making it versatile for different design requirements.
  • Reliability: USHIO’s stringent manufacturing standards guarantee a high level of reliability and long operational lifespan

Performance Characteristics

The HL40071MG is designed to deliver consistent and reliable performance. Its violet laser, with a wavelength of 405 nm, offers excellent beam quality, essential for applications requiring precision. The high optical output power ensures that it can handle tasks requiring significant energy without compromising on efficiency or stability.

Integration and Usage

Integrating the HL40071MG into your system is straightforward due to its standard 5.6 mm package. It is compatible with a range of laser diode drivers and can be effectively cooled using typical thermal management solutions. Proper handling and operation within the specified parameters ensure optimal performance and longevity.


The HL40071MG laser diode is a versatile and powerful component suited for high-precision applications across various industries. Its high output power, reliability, and compact size make it an excellent choice for engineers and designers looking to implement cutting-edge laser technology in their products. Whether for optical data storage, medical devices, or laser printing, the HL40071MG delivers the performance and reliability required for advanced technological applications.

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