ao - ForOT Optical Turbulence Forecasts
ao - ForOT Optical Turbulence Forecasts
ao - ForOT Optical Turbulence Forecasts
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“TRADITIONAL TOMOGRAPHY” IN MEDICINE<br />
MOVING X-RAY SOURCE<br />
STATIONARY OBJECT/SUBJECT (HUMAN BODY)<br />
IMAGE PLANE<br />
MOVING PHOTOGRAPHIC FILM<br />
“DEFOCUSSED” BODY CAUSES “BACKGROUND”<br />
“TOMOGRAPHIC ANGLE” IS LARGE<br />
ASTRONOMY VERSION OF TRADITIONAL TOMOGRAPHY<br />
Using Natural Guide Stars. Problem:<br />
Only works in clusters of stars<br />
Using Laser Guide Stars. Problem:<br />
Need to also correct Cone Effect<br />
For N = 4 Patch<br />
Diameter increases<br />
by 2N x or 8 x<br />
SCAO<br />
MCAO
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