Compact Red Laser

Ultra-compact  High efficiency  High reliability  Low noise

• CrystaLaser designs and manufactures cost effective ultra-compact red laser systems. Our red lasers feature with high stability, high efficiency, high reliability, low noise and excellent laser beam quality. These red lasers are specificly designed for OEM, scientific and industrial use.
• Diode-pumped Q-switched red crystal lasers are available at 656nm, 660 nm and 671 nm.
• Single longitudinal mode Q-switched red crystal lasers up to 150 mW average output power are available at 656nm, 660 nm and 671 nm.
• Wavelengths of the red laser: 638 nm, 656.5 nm, 658 nm, 671 nm, 690 nm, 785 nm, 808 nm, 852 nm, 980 nm
• New! 200 mW CW red lasers at the wavelength of 656.5 nm, 660 nm and 671 nm
• New! Single longitudinal mode red laser at 656.5 nm and 671 nm up to 50 mW with long coherence length of >300 meters is available. The single longitudinal mode DPSS red laser is suitable for hologhaphy, interferometer and Raman spectrum applications
• The laser is easy to use, plug and play, no cooling fan, no cooling water required, no noise and no vibration during laser operation
• If you need special configurations of the red laser, please contact CrystaLaser directly.

Single longitudinal mode and Low noise Red Laser

SPECIFICATIONS
Wavelength (+/-3nm)           638 nm   658 nm   690 nm   785 nm   808 nm   980 nm
Maximum Output power          25 mW    120 mW   30 mW    80 mW    120 mW    1W
Polarization ratio            100:1
Transverse mode               TEMoo, M2<1.2
Beam diameter (1/e2) and      0.9 mm
Beam divergence               1 mrad
Longitudinal mode             Multiple longitudinal mode
       SLM Option             Single longitudinal mode >10 meters coherence length available
Output stability              <1 % over 24 hours
Beam point stability          0.02 mrad
Noise (rms, 10Hz-20MHz)       <0.5 %  
Operation temperature         10 to 40 degree C
Dimensions of laser head      3x3x12 cm with a fixed 6 mm thick base plate 
Dimensions of power supply    DC: 8.5x3.5x12.7 cm,  AC: 5x14x15 cm 
Warm-up time                  30 seconds
Operation voltage             12 VDC or 90-250 VAC
Typical power consumption     5 Watts

Intermediate power available from 1 mW to the maximum output power
Beam divergence 0.4 mrad and beam size 2.5 mm is available on request
smaller size laser head and power supply available for quantity order. 

High power TEMoo mode DPSS Red Laser

Preliminary SPECIFICATIONS
Wavelength                    656.5 nm     660 nm       671 nm
Laser material                Nd:YLF       Nd:YAG       Nd:YVO4			
CW output power               200 mW, 100 mW
Transverse beam mode          TEMoo,  M2<1.1
Beam divergence               3 mrad
Beam diameter (1/e2)          0.35 mm	
Beam point stability          0.02 mrad	
Stability (rms)               < 2%          (Ultra-stable option: <0.5%, over 24 hrs)
                              S-version              M-version
Longitudinal mode             Single                 Two to five longitudinal modes
Linewidth                     0.00001 nm             0.2 nm  
Coherence length              300 meters             1-5 mm   
Amplitude noise (rms)         < 0.5% (10Hz-10MHz)    < 1% (10 Hz-10 kHz)
Polarization ratio            > 50 : 1
Operation temperature         10 to 35 degree C 
Operation voltage             90-250 VAC or 9-24 VDC
Power consumption             15 W
Warm-up time                  2 minutes
Dimension of laser head       3 x 3 x 12 cm with a 6 mm thick base plate 
                              or 7x18.5x3.6 cm (L,W,H) for 200 mW lasers
Dimension of power supply     AC: 5x14x15 cm3 (2x5x6 inch)  DC: 3.5x8.5x12.7 cm3
Expected life time            > 10,000 hours  

Mechanical dimensions of the red laser head (<110 mW) and laser power supply are the same as the dimensions of CW 532 nm green laser