Santa Cruz
Santa Cruz
Santa Cruz
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-6<br />
Circular pupil<br />
-200<br />
Circular pupil PSF<br />
-2<br />
Control of Star Light<br />
-4<br />
-2<br />
-150<br />
-100<br />
-50<br />
-2.5<br />
-3<br />
-3.5<br />
• Control diffracted light<br />
with apodizing pupil<br />
and/or image plane<br />
masks<br />
– Square masks<br />
– Graded aperture<br />
– Multiple Gaussian masks<br />
– Band limited masks<br />
– Nulling interferometer<br />
– Etc., etc.<br />
0<br />
2<br />
4<br />
6<br />
-6 -4 -2 0 2 4 6<br />
0<br />
50<br />
100<br />
150<br />
200<br />
-200 -150 -100 -50 0 50 100 150 200<br />
-4<br />
-4.5<br />
-5<br />
-5.5<br />
-6<br />
• Control scattered light<br />
− Deformable mirror with<br />
10,000 actuators for final<br />
l/3000 wavefront (
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