Narrow linewidth laser

305-383nm Laser

Wavelength Coverage 177 - 5000nm

P R O D U C T S

305-383nm Laser

Based on high-power, low-noise fiber amplification, as well as sum frequency and frequency doubling technologies, it enables high-power, narrow-linewidth laser output at any central wavelength within the range of 305-383 nm.

Features
  • Narrow Linewidth: <40 kH
  • Low Intensity Noise
  • High Power
  • Active Power Stability: <0.75% rms, 3 hrs
  • Excellent Beam Quality (M² <1.3)
  • Never Mode-hop
  • Resistant to high/low temperatures and vibration in operating environment
Application
  • Interference Exposure
  • Wafer Metrology
  • Precision Measurement

Main parameters

Specification

Partnumber

FL-SF-XXXX-YY-CW(1)

Wavelength Optional Range

305-383nm

Frequently Used Wavelengths

355nm

Operating Mode

CW

Output Power

>0.3W

>1W

>2W

>4W

Monitor Optical Output Power

>3mW

Tuning Range (Temperature)

>0.12nm,Continuous without mode jumping

Output Mode

Spatial collimation output, diameter 0.7-1.0mm

Linewidth (2) (100 us integration) 

<40kHz

Polarization Extinction Ratio

>20dB

Power Stability(3 Hours RMS)

<0.75%

Beam Quality

M2<1.3

PZT Tuning Range

>3GHz

PZT Tuning Bandwidth

>5kHz

Current Tuning Range

>1GHz

Current Tuning Bandwidth

>1MHz

Cooling

Air Cooling/Water cooling

 

(1) XXXX: laser wavelength, YY: laser power, unit: W. For example, a 355nm laser with an output power of >2W: FL-SF-355-2-CW,

(2) Measurement of fiber delay by self-heterodyne beat frequency method

Options

AOM Options

AOM Tuning Range:>±5MHz

AOM Tuning Bandwidth:>500kHz

 

Other Parameters

Power Supply

 100V-240V, 50/60Hz

 

 

定制图标 Higher power, more wavelengths, customizable solutions