UNIVERSITY OF CALIFORNIA OBSERVATORIES / LICK OBSERVATORY

Adaptive Optics Technical Reference Pages


LGS TARGET LISTS
  • Getting target lists from observers.
  • Submitting target lists to US Space Command.
  • Processing laser clearances.

  • SYSTEM CABLING
    & TELCO SETUP

  • How to cable the entire AO system.
  • How to cable IRCAL.
  • Setting up Telco software for AO.

  • INITIAL ON TELSECOPE
    STARTUP AND OPTICAL ALIGNMENT:
  • On telescope power up of hardware.
  • On telescope start up of software.
  • On telescope optical alignment.

  • INITIAL & DAILY NGS
    OPTICAL ALIGNMENT:
  • Initial powerup and software startup.
  • Using the alignment laser to establish optical path through the AO bench.
  • Aligning the fast wavefront sensor.
  • Using the alignment laser for initial IRCAL alignment.
  • Using IRCAL to postiion the fiber stage.
  • Using the shear cube to collimate the parabolas.
  • IRCAL pupil alignment.
  • Adjusting WFS pointing and centering.
  • Focusing IRCAL.
  • Image sharpening.
  • Daily NGS alignment check.

  • INITIAL & DAILY LGS ALIGNMENT,
    LGS-NGS SWITCHOVER,
    OBSERVING IN LGS MODE:
  • Initial LGS optical alignment.
  • NGS to LGS on-sky alignment: switching from NGS to LGS at night.
  • Moving to a new LGS target.
  • Tracking alignment during an LGS exposure: WFS focus.
  • Switching from LGS to NGS mode.
  • Daily LGS alignment check.

  • SHUTDOWN PROCEDURES:
  • End-of-night shutdown.
  • End-of-run shutdown.

  • MORE DOCUMENTATION
    An extensive collection of technical and user-oriented Lick AO web pages, pdf documents, diagrams, and pictures.

    AO TROUBLESHOOTING

    AO FIELD STEERING LIMITS

    IRCAL USER'S MANUAL

    IRCAL TECH REF

    LICK AO: DESCRIPTION FOR PROSPECTIVE USERS


    Last modified: Tue Jan 12 15:30:44 PST 2010