690nm Red Light Semiconductor Laser
Semiconductor lasers are lasers based on semiconductor gain media, where optical gain is usually achieved by stimulated emission at an interband transition under conditions of a high carrier density in the conduction band.
Product Features:
Power stability, adjustable, easy to operate;
Imported LD, reliable performance, long service life;
Power comes with overheating, current limiting protection circuit, external high-speed modulation;
For spectral analysis, material analysis, bio-engineering, photoelectric detection, medical and so on.
Performance parameters:
Wavelength (nm) 690 ± 5
Spectral Linewidth (nm) & lt; 3
Output Power (mW) 1 ~ 800
Operating Mode CW
Transverse Mode Near TE00
Beam Divergence (full angle, mrad) & lt;
Beam Diameter at Aperture (mm) ~ 5 x 5
Beam pointing stability (mrad) & lt; 0.05
Power Stability (RMS, over 4 hours) <1%, <3%
Aperture Position (mm) 20 23
Laser Head
Dimensions (L × W × H, mm) 102 x 35 x 35 140 x 49 x 42
Net Weight (kg) 0.3 0.5
Power Driver
Dimensions (L × W × H, mm) 150 × 110 × 56
Net Weight (kg) 0.6
Cooling System TEC
Power Supply 90 ~ 240VAC @ 50Hz
Modulating Repetition 50KHz TTL / 10KHz Analogue
Warm-up Time (minutes) <5
Operation Temperature (° C) 0 ~ 40
Expected Lifetime (hours)> 10000
Warranty Time 1 year
