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Interaction between laser beams FP and DFB laser diodes
. One DFB laser is isolated and its light goes through variable attenuator. Isolation is necessary for DFB laser stability. The second laser is F-P laser without any isolator. Its radiation is dri...
JA - Elektronika a optoelektronika, elektrotechnika
- 2012 •
- D •
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Changes in optical spectrum of photonic fiber with two counter propagating laser beams
structure is created with two DFB lasers at lambda=1550 nm.Each laser is connected to opposite sidesof photonic fiber provided with SM couplers.One DFB laser is isolated and its light goes through variabl...
BH - Optika, masery a lasery
- 2010 •
- D
Rok uplatnění
D - Stať ve sborníku
DFB Laser Source at 760 nm Wavelength for Nanometrology
laser source with the DFB (Distributed FeedBack) laser diode was developed and its realization was implemented to the laser interferometer. The output of the DFB laser fiber with reflection coate...
BH - Optika, masery a lasery
- 2010 •
- D
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D - Stať ve sborníku
Influence of DFB laser light on spectral properties of LDs and LEDs
The contribution deals with the influence of DFB laser light on spectral properties of coherent and noncoherent sources. DFB laser, FP laser and surface emitting around 1550nm. As a master DFB
JA - Elektronika a optoelektronika, elektrotechnika
- 2015 •
- D •
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Increasing of the frequency stability of the 760nm wavelength DFB laser diode for laser interferometry
absolute laser interferometry. At present time the DFB (Distributed FeedBack interferometer where these laser diodes can be used. The DFB laser diodes have narrow fiber at the output and the DFB ...
BH - Optika, masery a lasery
- 2012 •
- D •
- Link
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Laser Interferometry Method with Stabilized DFB Laser Diode
First set-up of the fiber laser interferometer with frequency stabilized DFB laser diode (Distributed FeedBack) is presented. We used the DFB laser diode at 760 optics. Comparison of the frequency stabilit...
BH - Optika, masery a lasery
- 2011 •
- D
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D - Stať ve sborníku
Precise measurement of the length by means of DFB diode and femtosecond laser
in industrial application in these days. Found DFB diode laser wavelength transmitted precise frequency rule. Frequency beat between DFB laser source and the closest in whole DFB laser diode tuni...
BH - Optika, masery a lasery
- 2009 •
- D
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D - Stať ve sborníku
Stabilization of DFB laser diodes with 760 nm and 1541 nm wavelength
of the wavelength are crucial parameters for laser sources in laser interferometry, especially absolute laser interferometry. At present time the DFB laser diodes are the most suitable laser sour...
BH - Optika, masery a lasery
- 2011 •
- D •
- Link
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Semiconductor laser sources at 760 nm wavelength for nanometrology
present the set-up of the laser interferometer with nanometer resolution. A stabilized laser source with the DFB (Distributed FeedBack) laser diode was developed and its realization was implemented to the lase...
BH - Optika, masery a lasery
- 2010 •
- D
Rok uplatnění
D - Stať ve sborníku
Fiber Bragg Grating vibration sensor with DFB laser diode
sensor, which is interrogated by a distributed feedback laser diode (DFB spectral bandwidth of the DFB laser, when the reflection spectrum of the FBG sensor......
JA - Elektronika a optoelektronika, elektrotechnika
- 2012 •
- D •
- Link
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D - Stať ve sborníku
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