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181 030 (0,386s)

Result

Absolute Distance Measurement Using Frequency Comb and a Single-Frequency Laser

We propose, here, a multi-heterodyne method using frequency comb and a tunable laser for absolute distance measurement. Numerous beat frequency components can be obtained in RF region. The distance can be determine...

JB - Senzory, čidla, měření a regulace

  • 2015
  • Jx
  • Link
Result

Influence of Iodine Cell Quality onto the Stability and Absolute Frequency Shifts of Laser Etalons

shifts. The absolute frequencies of selected iodine hyperfine transitions were measured in direct laser frequency comparison with the reproducibility well below with relation to the absolute frequency...

BH - Optika, masery a lasery

  • 2008
  • D
Result

Absolute Frequency Shifts of Iodine-Stabilized Laser Etalons in Relation to Iodine Purity in Absorption Cells

the absolute frequencies of selected iodine hyperfine transitions were measured in direct the iodine cell purity are presented with relation to the absolute frequency shifts. This highlights the influence...

BH - Optika, masery a lasery

  • 2008
  • D
Result

Absolute frequency measurements of wavelength standards 532 nm, 543 nm, 633 nm and 1540 nm

This paper describes the results of absolute frequency measurements of primary stabilized) in CMI. The values obtained with Menlo Systems femtosecond frequency comb in CMI are compared with previous measurement...

BH - Optika, masery a lasery

  • 2007
  • Jx
Result

Comparison of 127 I 2 -stabilized frequency-doubled Nd:YAG lasers and evaluation of frequency shifts caused by iodine cells

. The absolute frequencies of selected iodine hyperfine transitions were measured in direct the stability and absolute frequency of laser etalons but also shows the way towardsWe present results of mea...

BH - Optika, masery a lasery

  • 2008
  • D
Result

Laser frequency measurements with fs Comb in CMI

This paper describes first experience with commercial femtosecond frequency comb in CMI. A preliminary result of absolute frequency measurement of one 632nm laser is presented here and results for wavelength standa...

BH - Optika, masery a lasery

  • 2006
  • D
  • Link
Result

Absolute frequency shifts of iodine cells for laser stabilization

be achieved in measurements of the absolute frequency of a stabilized laser is discussedin of contaminations upon frequency shifts of iodine-stabilized frequency-doubled Nd : YAG lasers. The study combine...

BH - Optika, masery a lasery

  • 2009
  • Jx
Result

Absolute distance measurement by multiheterodyne interferometry using a frequency comb and a cavity-stabilized tunable laser

In this paper, we develop a multi-heterodyne system capable of absolute distance measurement using a frequency comb and a tunable diode laser locked to a Fabry–Perot cavity. In a series of subsequent measurements, ...

Optics (including laser optics and quantum optics)

  • 2016
  • Jimp
  • Link
Result

Puritv of iodine cells and optical frequency shift of iodine-stabilized He-Ne lasers

laser etalons. The cells were made over a longer period of time, their absolute optical frequencies were measured in international comparisons and their frequency shifts are compared here to independent measur...

BH - Optika, masery a lasery

  • 2007
  • Jx
Result

Surface profilometry by digital holography

corresponds to absolute measurement of optical path difference and thus topography mapThis paper presents newly developed method for measurement of surface topography based on frequency scanning digital holography...

Electrical and electronic engineering

  • 2017
  • D
  • Link
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