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HL6398MG LASER DIODE

HL6398MG Laser Diode Specification Summary
Part Number HL6398MG
Wavelength 639 nm
Laser Power 25 mW
Package 5.6 mm
Maximum Operating Temperature -10 to 60 deg.
Pin Configuration N
Polarization Ratio 100:1
Description Single Mode
HL6398MG Data Sheet Download

Overview of HL6398MG Laser Diode

HL6398MG is a high-performance 639 nm red laser diode from Ushio, designed for demanding industrial and biomedical applications. This single-transverse mode laser diode delivers a continuous-wave (CW) optical output of 20 mW, achieving high efficiency and reliability in its class. Housed in a compact 5.6 mm TO-Can package, it features a built-in monitor photodiode for precise power control and operates over a wide temperature range, making it suitable for integration into various systems requiring stable and high-quality red laser output.​

Key Features:

  • Wavelength: 639 nm (typical)
  • Optical Output Power: 20 mW (CW)
  • Operating Current: 65–80 mA
  • Operating Voltage: 2.3–2.5 V
  • Threshold Current: 45–60 mA
  • Beam Divergence: Parallel to junction: 6–12° (FWHM); Perpendicular to junction: 16–24° (FWHM)
  • Monitor Photodiode: Built-in
  • Operating Temperature Range: -10°C to +60°C
  • Storage Temperature Range: -40°C to +85°C
  • Package Type: 5.6 mm TO-Can
  • Transverse Mode: Single transverse mode (TE mode oscillation)​

    • Applications:

  • Laser Levelers: Utilized in precision leveling and alignment systems
  • Laser Scanners: Employed in 2D and 3D scanning applications
  • Optical Equipment: Serves as a light source in various optical devices

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