Abstract

A digital divider circuit is used in a feedback circuit that is designed to stabilize laser-beam pointing.

© 1995 Optical Society of America

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References

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  1. J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
    [CrossRef]
  2. P. M. Sinclair, J. W. Forsman, J. R. Drummond, A. D. May, “Line mixing and state-to-state rotational relaxation rates in D2 determined from the Raman Q branch,” Phys. Rev. A 48, 3030–3035 (1993).
    [CrossRef] [PubMed]

1993 (1)

P. M. Sinclair, J. W. Forsman, J. R. Drummond, A. D. May, “Line mixing and state-to-state rotational relaxation rates in D2 determined from the Raman Q branch,” Phys. Rev. A 48, 3030–3035 (1993).
[CrossRef] [PubMed]

1992 (1)

J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
[CrossRef]

Drummond, J. R.

P. M. Sinclair, J. W. Forsman, J. R. Drummond, A. D. May, “Line mixing and state-to-state rotational relaxation rates in D2 determined from the Raman Q branch,” Phys. Rev. A 48, 3030–3035 (1993).
[CrossRef] [PubMed]

J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
[CrossRef]

Duggan, P.

J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
[CrossRef]

Forsman, J. W.

P. M. Sinclair, J. W. Forsman, J. R. Drummond, A. D. May, “Line mixing and state-to-state rotational relaxation rates in D2 determined from the Raman Q branch,” Phys. Rev. A 48, 3030–3035 (1993).
[CrossRef] [PubMed]

J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
[CrossRef]

May, A. D.

P. M. Sinclair, J. W. Forsman, J. R. Drummond, A. D. May, “Line mixing and state-to-state rotational relaxation rates in D2 determined from the Raman Q branch,” Phys. Rev. A 48, 3030–3035 (1993).
[CrossRef] [PubMed]

J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
[CrossRef]

Sinclair, P. M.

P. M. Sinclair, J. W. Forsman, J. R. Drummond, A. D. May, “Line mixing and state-to-state rotational relaxation rates in D2 determined from the Raman Q branch,” Phys. Rev. A 48, 3030–3035 (1993).
[CrossRef] [PubMed]

J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
[CrossRef]

J. Chem. Phys. (1)

J. W. Forsman, P. M. Sinclair, A. D. May, P. Duggan, J. R. Drummond, “Departures from the soft collision model for Dicke narrowing: Raman measurements in the Q branch of D2,” J. Chem. Phys. 97, 5355–5362 (1992).
[CrossRef]

Phys. Rev. A (1)

P. M. Sinclair, J. W. Forsman, J. R. Drummond, A. D. May, “Line mixing and state-to-state rotational relaxation rates in D2 determined from the Raman Q branch,” Phys. Rev. A 48, 3030–3035 (1993).
[CrossRef] [PubMed]

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Figures (2)

Fig. 1
Fig. 1

Schematic diagram of the digital divider electronics.

Fig. 2
Fig. 2

The normalized error signal is shown as a percent of the laser beam diameter. The signals for both locked and unlocked conditions are shown. In (a) the laser power was 50% of the maximum, and in (b) it was 2% of the maximum.

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