· HL785 Raman laser features a 785nm center wavelength and adjustable power from 0 to 500mW. Developed using external cavity volume grating technology, it delivers stable spectra for Raman spectroscopy applications. This laser module provides the narrow linewidth, spectral stability, and consistent power required for precise Raman measurements.

Common Specifications

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Product Parameter

Interface definition

Typical spectr

Application

Name	Software-Controlled Raman Laser	Software-Controlled Raman Laser	Manually Controlled Raman Laser	Manually Controlled Raman Laser
Model	RHL785-50US	RHL785-50UF	RHL785-50HS	RHL785-50HF
Interface	SMA	FC	SMA	FC
Weight	0.356kg	0.356kg	2kg	2kg
Control method	software control	software control	manual control	manual control
Supply voltage	5V/4A	5V/4A	12V/2A	12V/2A
Laser power	0-500mW adjustable	0-500mW adjustable	0-500mW adjustable	0-500mW adjustable
Power stability	＜3% P-P @2hrs	＜3% P-P @2hrs	＜3% P-P @2hrs	＜3% P-P @2hrs
Service life	10,000 hrs	10,000 hrs	10,000 hrs	10,000 hrs
Dark noise	<1% RMS @100MS	<1% RMS @100MS	<1% RMS @100MS	<1% RMS @100MS
Operating temperature temperature	0～40℃	0～40℃	0～40℃	0～40℃
Operating humidity	5%-80%	5%-80%	5%-80%	5%-80%
Wavelength stability	<0.1nm@0-40℃	<0.1nm@0-40℃	<0.1nm@0-40℃	<0.1nm@0-40℃
Peak wavelength	785 nm ± 0.5 nm	785 nm ± 0.5 nm	785 nm ± 0.5 nm	785 nm ± 0.5 nm
Line width	≤0.08 nm	≤0.08 nm	≤0.08 nm	≤0.08 nm

RHL785 Raman laser

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