NovaTru™ CHROMA 785
Wavelength Stabilized

20–50mW 
These stabilized lasers combine high performance fiber optic packaging and compact laser drive circuit design for rapid integration into flow cytometers, interferometers, spectral instruments or laboratory research setups where reliable, stable single-mode laser performance is required. The integrated driver circuitry is versatile enough for many other potential sources as well.

Features
  • High Power Single Mode Performance
  • VBG Wavelength Stability
  • Ultra Stable Output Power
  • Fully Integrated OEM Solution
  • Very Low Power Consumption
  • Collimated or Fiber Coupled Output
  • User Selectable Control Options
  • Compact, Small Box Design
Applications
  • Raman Spectroscopy
  • Flow Cytometry
  • Confocal Microscopy
  • Metrology
  • Fluorescence Excitation
  • Interferometry
  • Microlithography
  • HeNe Replacement
  • Particle Sizing & Counting
  • LIDAR
Multimode Operating Specifications
Parameter Units Min Typical Max
Output power mW 20 - 50
Spectral linewidth MHz <50
Wavelength stability pm +/- 5
ASE suppression (typical)** dB 40
Optical power stability % pk-pk +/- 1
Noise (10Hz–10MHz) %rms <0.2
Modulation-analog (typical) TBD
Modulation-digital (typical) kHz 10
Power adjustability % 50 100
Multimode Free Space Optical Specifications
Beam quality (mˆ2 typical) vertical 1.2
Beam quality (mˆ2 typical) horizontal 1.1
Beam diameter vertical mm 1
Beam diameter hortizontal mm 5
Beam divergence—vertical mrad .8
Beam divergence—horizontal mrad 1.3
Beam Pointing Stability µrad <50
Polarization ratio linear 100:1
Multimode Electrical Specifications
DC input (max) 2A @ 3.3V
Warm-up time min <5
Power consumption W 5
Case temperature °C -15 40
Humidity (non-condensing) % 5 95
Single Mode Operating Specifications
Output power mW 500 - 600
Spectral linewidth cm-1 1.3
Wavelength stability pm +/- 5
ASE suppression (typical)** dB 40
Optical power stability % pk-pk <1
Noise (10Hz–10MHz) %rms <0.25
Modulation-analog (typical) NA
Modulation-digital (typical) NA
Power adjustability % 5 100
Single Mode Free Space Optical Specifications
Beam quality (mˆ2 typical) vertical 1.2
Beam quality (mˆ2 typical) horizontal NA
Beam diameter vertical mm 1
Beam diameter hortizontal mm 5
Beam divergence—vertical deg 1
Beam divergence—horizontal deg 5
Polarization ratio linear 100:1
Single Mode Electrical Specifications
DC input (max) 2A @ 5V
Warm-up time sec 5 10
Power consumption W 6 9
Case temperature °C -20 50
Humidity (non-condensing) % 5 95