390nm Narrow linewidth laser

P R O D U C T S

390nm Narrow linewidth laser

Based on single frequency seed laser,low noise fiber amplifier and high efficiency frequency convert technique, Precilasers can provide narrow linewidth 390nm CW lasers，maximum output power is 8W,features with high frequency stability,long life and good beam quality.

Features

Narrow Linewidth
High Power
Good Beam Quality

Application

Precision Measurement
Interference Lithography

Main parameters

Specification
Partnumber	FL-SF-390-X⁽¹⁾-CW
Center Wavelength	390.00nm
Linewidth⁽²⁾ (100 us integration )	<40kHz
Operational Mode	CW
Output Power	>50mW	>1W	>3W				>6W	>8W
Beam Diameter	1±0.15 mm
Beam Waist Location	output aperture±0.5m
Beam Divergence (full angle)	<1mrad
Beam Circularity	0.9-1.1
Beam Pointing Stability (PP)	<15μrad	<50μrad
Beam Quality	TEM00，M²<1.3
Polarization	linear, >20dB
Power Stability	<0.75% @3hours, RMS
Relative Intensity Noise	<0.2%(RMS, 10Hz-10MHz integration)
Cooling	Air cooling/Water cooling			Water cooling
Warm-Up Time
Cold Start	<2 hours
Warm Start	<30 minutes
Demension and Weight
Controller Size	≤483mm x 420mm x 133mm （50mW）				≤483mm x 520mm x 132mm (1W,3W,6W,8W)
Laser head Size	≤466mm x 85mm x 50mm （50mW）				≤235mm x 468mm x 127mm (1W,3W,6W,8W)
Chiller Size	NA				≤58cm x 29cm x 52cm
Chiller Weight	≤25kg
Cable length between laser head and controller	>1.5m
Environment and Power Supply
Operating Temperature（No condensing）	15-30 ℃（Air cooling）					15-35 ℃（Water cooling）
Power Supply	100V-240V, AC, 50/60Hz
Power Consumption	<200W
Communication	RS422