1908 nm Short-Wave Infrared (SWIR) Lasers

Short-Wave Infrared (SWIR) · Fiber-coupled · Datasheets & quote request

1908 nm Short-Wave Infrared (SWIR) Lasers

The 1908 nm emission line operates in the Short-Wave Infrared (SWIR) region of the optical spectrum. Our portfolio includes configurations across Fiber Lasers, supporting Fiber-coupled operation. Compare power levels, linewidth, stability, and package dimensions below.

4 models3 seriesquote after qualification

Key applications

Optical trapping and optical tweezers (1064 nm standard)
Optical telecommunications (O-band, C-band, L-band)
Silicon wafer defect inspection (through-silicon IR)
Laser marking, engraving, and material processing
Eye-safe LIDAR and rangefinding (1550 nm)

Other Short-Wave Infrared (SWIR) lines in catalog (128)

Explore all 400+ wavelengths →

1014 nm 1018 nm 1020 nm 1027 nm 1030 nm 1035 nm 1040 nm 1047 nm 1050 nm 1053 nm 1060 nm 1064 nm 1070 nm 1073 nm 1080 nm 1085 nm 1090 nm 1100 nm 1105 nm 1112 nm 1120 nm 1122 nm 1130 nm 1140 nm

Popular benchmark wavelengths

266 nm 355 nm 405 nm 450 nm 488 nm 515 nm 520 nm 532 nm 561 nm 589 nm 633 nm 640 nm

4 models · 3 series

Infrared Diode Laser AT 1908 NM.

2 models

Model	Wavelength	Output / average power	Power stability (rms, 4 hours , ±3℃)	Transverse mode	Longitudinal mode	Current adjustment range	Spectral linewidth (kHz)	Relative intensity noise (rms, 10Hz-3MHz)	M2	Fiber connector	Fiber length(m)	Fiber jacket	Pointing stability (urad)	Polarization ratio (dB)	Warm-up time (minutes)	Cooled method	Operating temperature (℃)	Power supply (VAC)	Expected lifetime (hours)	Spectral linewidth (nm)	Relative intensity noise (rms,10Hz-3MHz)
FL-1908-SLM	1908 nm	1~5 W	<2%, <1%, <0.5%	TEM00	SLM	1-100%	<50	<0.3%, <0.1%, (<0.05% optional)	<1.1	FC/APC, Collimator optional	1	PVC, Metal optional	<5 / <10	>15, after PM fiber	<30	Air cooled or Water cooled	15-30	110/220VAC	>10000	–	–	Datasheet
FL-1908-LN-L	1908 nm	1~5 W	<2%, <1%	TEM00	SLM	1-100%	–	–	<1.1	FC/APC, Collimator optional	1	PVC, Metal optional	<5 / <10	>15, after PM fiber	<30	Air cooled or Water cooled	15-30	110/220VAC	>10000	<0.006	<0.1%, <0.05%	Datasheet

Single Longitudinal Mode SLM Laser, Green and Infrared Single Frequency Laser AT 532 NM and 1064 NM.

1 model

Model	Wavelength	Output / average power	Spectral linewidth	Optical noise	M²	Single pulse energy (nJ)	Rep. rate (MHz)	Ave power stability (rms, 4 hours±3℃)	pulse	Warm-up time (minutes)	Transverse mode	M2 factor	Polarization ratio	Cooled method	Operating temperature (℃)	Power supply (100-240VAC)	Expected lifetime (hours)	Frequency doubler
1908	1908 nm	1~5000 mW	<50 kHz	<0.05% RIN(DC-3 MHz)	<1.1	0.1-0.6	80±2	<2%, <1%	duration, / high	<10	TEM00	<1.2	>100:1 Vertical	Air cooled	10-35	12V/6.67A	>10000	LASER HEAD (780) / POWER SUPPLY

Infrared Diode Laser AT 1900 NM.

1 model

Model	Wavelength	Output / average power	After fiber output power (W)	Power stability (rms, over 4 hours)	Fiber core diameter (μm)	Fiber NA	Fiber connector	Fiber length (m)	Operating temperature (℃)	TTL / Analog modulation	Cooling Way	Dimensions(mm3)	Expected lifetime (hours)	Warranty
FC-W-1908B	1908 nm	10~60 W	>10, 11, …, 20 / 20~60(On request)	<2%, <1%, <0.5%	400/600	0.22	SMA905	2	10~40	TTL or Analog with 1Hz-1kHz 1kHz-10kHz, 10kHz-30kHz optional	Air Cooled / Water Cooled	370 (L) ×406 (W) ×188 (H) / On request	10000	1 year	Datasheet

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