He-Ne Laser
 
Specifications:
Model
 
SDL-632.8-XXXHN
Wavelength
 
632.8nm
Output Power @ 25 ℃
 
5-10mW
11~25mW
26~50mW
Operation Mode
 
CW, TEM00
 
Power stability after warm-up  
<+/-5% (over 2 hours)
Warm-up time
 
< 15 minutes
M2 factor
 
< 1.2
Beam divergence (1/e2, Full Angle)  
< 0.75mrad
Beam diameter at the aperture
 
< 1.5mm
Spectral line width
 
<0.01nm
Polarization ratio
 
>500:1
Operating temperature
 
15℃~30℃
Working Current (mA)
 
10
14~18
18~20
Power supply
 
SDL-PS-800
Dimensions of Laser
 
580X 100X100mm
1180X 105X140mm
1690X 140X170mm
Modulation
 
TTL Modulation or Analog Modulation
Expect life time
 
>8000 hours
Warranty time
 
1 year
Note:

Series Helium-and-Neon Laser 
The medium, high power helium-and-neon laser manufactured by Dream Lasers is DC stimulated helium-neon laser with absolute external cavity. It is a necessary light source for holography. It can be widely used in fields of holography, light dispersion research, Lyman spectrum research, laser communication, laser printing and laser breeding.