Notes on Keck AO for PSF Recovery Project
AO Parameters
AO Sign conventions
Keck DM to WFS geometry: Square subaperture Hartmann sensor lenslets. Actuators are located at the corners. Actuator centered Fried Geometry
see picture. Detail on numbering and orientation can be found here
KAON 368 . The actuator spacing is 7 mm at the DM corresponding to 0.200 mm at the lenslet array. 562.5 mm at the telescope primary mirror and 74.8 mm on the virtual pupil image formed by the telescope pupil.
WFS
Telemetry TRS
NIRC2 Parameters
Telescope Parameters
Links, KAONs, and other References
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ChrisNeyman - 20 Aug 2010