639nm Lasers

What are 639nm Lasers?

639nm red laser diodes and blue laser modules are available with both single-mode and multi-mode beam profiles. They have either free space or fiber coupled outputs.

The diode laser packages are ideal for OEM applications, and laser modules are available for either OEM or plug and play applications.

Filters Reset


Wavelength Selection

Power Selection






Picture Part Number Type Wavelength (nm) Output power (W) Mode Output Linewidth Pulse energy (uJ) Pulse width Rep rate
HL639: 639nm Laser Diode HL639 Single Emitter 639 0.010, 0.012, 0.020, 0.025, 0.030, 0.200, 0.210 Single-Mode Lasers Free Space

HL Series


The HL Series of laser diodes are available in a wide range of wavelengths from violet to red and infrared in support of a broad range of applications. These applications include display, medical, biosciences, industrial tools (sensor, leveler), machine vision, scanners, printers and a myriad of other applications being developed in the industry.