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Lighter Side of Adaptive Optics [Pehme köide]

  • Formaat: Paperback / softback, 122 pages, kaal: 175 g, illustrations
  • Sari: Press Monographs
  • Ilmumisaeg: 01-Jan-2009
  • Kirjastus: SPIE Press
  • ISBN-10: 0819475610
  • ISBN-13: 9780819475619
Teised raamatud teemal:
  • Formaat: Paperback / softback, 122 pages, kaal: 175 g, illustrations
  • Sari: Press Monographs
  • Ilmumisaeg: 01-Jan-2009
  • Kirjastus: SPIE Press
  • ISBN-10: 0819475610
  • ISBN-13: 9780819475619
Teised raamatud teemal:
For general readers, Tyson (physics and optical science, U. of North Carolina at Charlotte) provides a nontechnical explanation of adaptive optics using a fictional romantic relationship as an analogy, humor, and simple illustrations to explain how they are used in astronomy, with lasers, and looking inside the eye. He describes how the turbulent atmosphere affects light, how telescopes are adapted to see through the atmosphere, what wavefront sensors are and how they work, laser guide stars, and how mirrors can deform to correct imaging. Annotation ©2009 Book News, Inc., Portland, OR (booknews.com)
Foreword ix
1 Love Is in the Air 1
In the beginning...
5
What is adaptive optics?
9
Summary of the first chapter
11
2 The Atmosphere Has Gas 13
The speed of light through stuff
14
The wedding day
17
Untwinkling the stars
19
Seemingly random thoughts about statistics
20
Big blobs and little blobs
24
Summary of the second chapter
28
3 Adaptive Optics Systems and Some Cool Things About Light Beams 29
How a relationship is like adaptive optics
30
It doesn't phase me anymore
31
Summary of the third chapter
36
4 Clever Wavefront Sensors 37
Shearing interferometer
40
Shack-Hartmann wavefront sensor
40
Curvature sensor
44
Pyramid sensor
45
Summary of the fourth chapter
47
5 Laser Guide Stars, the Beacons in the Night 49
Scattering is the problem
49
Send in the cavalry!
50
Scattering is the solution
54
Thank you, sodium
57
The strange case of atmospheric tilt and laser guide stars
59
Summary of the fifth chapter
61
6 Mirrors That Get Bent Out of Shape 63
Segmented mirrors
65
Continuous-faceplate deformable mirrors
66
Bimorph mirrors
68
Micro-electro-mechanical systems
69
Summary of the sixth chapter
72
7 Computers That Shouldn't Crash 73
A daunting problem
74
Marriage counseling may work
76
Summary of the seventh chapter
77
8 Other Ways to Do It 79
Image sharpening
79
Phase diversity
81
Multidither and other hill-climbing doodads
81
Summary of the eighth chapter
83
9 Putting the System Together 85
Professor Smythe builds a system
86
Barbara, Kenneth, and bananas
88
The f-number dilemma
89
The irreducible problem of multiconjugate adaptive optics
91
The alphabet soup of adaptive optics acronyms
92
Summary of the ninth chapter
95
10 Getting the Blasted Thing to Work Right or Even Work at All 97
It's not over until it's over
98
Summary of the tenth chapter
101
11 Fun with Shining Lasers into Your Eyes 103
Summary of the eleventh chapter
104
12 A Happy Ending 105
Bibliography (Some other books about adaptive optics that aren't nearly as funny as this one) 107
Index 109