Near-infrared spectrometer. The near infrared spectrometer designed to meet
the practical challenges, with superior performance, long-term stability,
compact and ultra-low power consumption advantages. The form of carbon dioxide
laser. The worker should work in three shifts to accomplish all the orders of
Laser Pointer The workshop of Laser Pointer has successfully complete the
production task. Reverse back from the fiber-optic reflection light can not
enter the laser (and its loss more than 35dB); forward the loss and reverse the
loss of the difference that the isolation of optical isolator. In some lasers
using two optical isolators, and isolation more than 60dB. Pigtail. Pigtail for
the coupling of optical power output in the low-speed data transmission
applications, the laser without pigtail glass window directly to the output
structure, but in CATV applications, laser (components) pigtail output. Light
source to the coupling of the pigtail fiber lasers manufactured by a major
technical problems, it is related to the size of the laser output optical power,
but also to a large extent determine the actual service life of the light
source. The technology innovation of Laser Pointer is the improvement core of
the company.
Issued by the laser die beam is a horizontal small angle,
vertical angle of the elliptical spot; single-mode fiber core is very thin, mold
spots for the round, which doomed the laser die in a face a large part of the
transmit power will enter the fiber, can not form a useful power output, solid
and need to install the coupler, coupler processing technology is the use of
carbon dioxide laser to fiber Shaorong. Under the control of the computer, pull
into a hyperbolic cone coupling efficiency of such a focusing system consisting
of up to 60% -90%. Another problem of the coupling process is how to pigtail the
best location for a permanent fixed; now the way to the surface of the metal
after the first pigtail through the metal casing, filling tin sealed with metal
casing The pigtail is aligned with the light source. The workshop of Laser
Pointer has successfully complete the production task.
Finally, the approach
of the laser spot welding of metal casing fixed to the heat sink. This process
to produce the laser completely solved the pigtail offset caused by the laser
component life. Semiconductor cooling (TEC). Semiconductor cooling is made by
the Peltier effect semiconductor materials.
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