Preface | p. xiii |
Introduction and Overview | p. 1 |
Introduction | p. 1 |
Why the Emphasis on Electro-Optical System Engineering? | p. 2 |
Understanding the True Requirements | p. 4 |
Understanding the Implied Variables | p. 7 |
Modeling Philosophy | p. 10 |
Spatial versus Frequency Domain Analysis | p. 12 |
Parametric Analysis Modeling versus Synthetic Video Representation | p. 13 |
Overview of the Book | p. 14 |
References | p. 14 |
Qualitative Discussion of Sensors | p. 15 |
Wavelength Issues | p. 15 |
Why the Choice of Various Spectral Bands? | p. 18 |
Resolution | p. 21 |
TV Sensors | p. 22 |
Telescopic Sight | p. 25 |
IR Sensing Systems | p. 27 |
Basic FLIR Descriptions | p. 28 |
Serial Scanned, Standard Video Devices | p. 31 |
Parallel Scanned, Parallel Video System | p. 33 |
Parallel Scanned, Standard Video Devices | p. 35 |
Staring Arrays | p. 35 |
Current Tactical Imaging Systems | p. 36 |
FLIR Components | p. 37 |
Cryogenics | p. 37 |
Detectors | p. 39 |
Advances in Detectors and Applications | p. 44 |
A Look into the Future | p. 45 |
Reference | p. 45 |
Sources and Transfer of Radiation | p. 47 |
Radiometric and Photometric Quantities | p. 47 |
Physical Laws of Radiometry | p. 48 |
Planck's Law | p. 48 |
Wien's Displacement Law | p. 49 |
Stefan-Boltzmann Law | p. 49 |
Kirchhoff's Law | p. 50 |
Lambert's Law | p. 51 |
Calculation Aids and Data Sources | p. 53 |
The Geometry of Radiative Transfer | p. 54 |
Sources in Nature | p. 56 |
Targets and Backgrounds | p. 65 |
Blackbodies, Graybodies, and Reality | p. 65 |
Targets | p. 66 |
Backgrounds | p. 67 |
Terrain Backgrounds | p. 67 |
Marine Backgrounds | p. 69 |
Sky Backgrounds | p. 70 |
Uniform and Nonuniform Scenes | p. 71 |
Faceted Targets | p. 72 |
Background Statistics | p. 74 |
Clutter | p. 76 |
References | p. 78 |
Atmospherics | p. 81 |
Basic Processes | p. 81 |
Extinction | p. 81 |
Scattering | p. 83 |
Absorption | p. 86 |
Emission | p. 86 |
Turbulence | p. 88 |
Computational Methods | p. 88 |
A Simple Visible Algorithm | p. 88 |
Contrast | p. 88 |
Visibility | p. 92 |
Uvtran | p. 93 |
Empirical Method for IR Extinction | p. 93 |
Empirical IR Absorption | p. 95 |
Empirical IR Scattering | p. 97 |
Example of Empirical Method | p. 98 |
Lowtran | p. 99 |
Prediction Charts | p. 100 |
Laser Wavelengths | p. 101 |
Hitran and Fascode | p. 102 |
Eosael | p. 102 |
Precipitation | p. 102 |
Rain | p. 102 |
Snow | p. 104 |
Turbulence | p. 105 |
Overview of Atmospheric Modeling | p. 106 |
References | p. 108 |
System Modeling | p. 109 |
Overview | p. 109 |
Linear Systems | p. 110 |
Dirac Delta Functions | p. 113 |
Fourier Transform | p. 118 |
Extensions to TV and FLIR Analysis | p. 120 |
Frequently Used Functions and Useful Fourier Transform Pairs | p. 122 |
Optics | p. 123 |
Perfect Imaging Systems | p. 124 |
Magnification | p. 124 |
Effective Focal Length | p. 125 |
Principal Planes | p. 126 |
Ray Tracing | p. 127 |
Stops and Pupils | p. 129 |
Conjugate Relations | p. 131 |
Field of View | p. 132 |
Vignetting | p. 133 |
Image Radiometry | p. 133 |
Diffraction | p. 136 |
Aberrations | p. 137 |
Optical Transfer Function | p. 137 |
Diffraction-Limited Imaging | p. 138 |
Imaging with Aberrations | p. 139 |
Afocal or Telescopic Systems | p. 141 |
Electronics | p. 143 |
FLIR Scanners | p. 144 |
Type of Scanners | p. 145 |
Scanning Techniques | p. 145 |
Scan Patterns | p. 145 |
Scanning Parameters and Signal-to-Noise Ratio | p. 147 |
Dead Time Relationships | p. 148 |
Variable Scan Velocity | p. 148 |
Overlap (or Overscan) Relationships | p. 148 |
Shading Effects | p. 149 |
Summary of Scanning Mechanisms and Techniques | p. 150 |
Detectors | p. 150 |
Optical Detectors | p. 151 |
IR Detectors | p. 154 |
Common Detector Arrangements | p. 157 |
MTF of a Sensor Using the SPRITE Detector | p. 157 |
Signal Processing | p. 158 |
ac Coupling | p. 159 |
dc Restoration | p. 161 |
Time Delay and Integration | p. 161 |
Electronics MTF | p. 162 |
High-Pass Filter | p. 162 |
Low-Pass Filter | p. 162 |
All-Pass Lead | p. 164 |
Boosting Circuits | p. 164 |
Displays | p. 164 |
LED | p. 165 |
CRT | p. 166 |
Transfer Characteristics | p. 166 |
Image Size | p. 169 |
Resolution | p. 170 |
System Magnification | p. 172 |
Summary Performance Measures | p. 173 |
MTF | p. 173 |
TV-Limiting Resolution | p. 174 |
Noise-Equivalent Temperature Difference | p. 175 |
Minimum Resolvable Temperature Difference | p. 176 |
Minimum Detectable Temperature Difference | p. 179 |
References | p. 180 |
The Human Observer | p. 181 |
Basics of Vision | p. 182 |
Anatomy of the Eye | p. 182 |
Foveal Vision | p. 183 |
Acquisition of Targets | p. 186 |
Contrast Threshold | p. 188 |
Johnson's Criteria | p. 190 |
Display Signal-to-Noise Ratio | p. 192 |
Search | p. 194 |
Motion | p. 194 |
Acquisition Models | p. 195 |
Probability of Acquisition | p. 195 |
Early Models | p. 197 |
MARSAM | p. 197 |
SRI LLLTV Model | p. 200 |
Bailey-Rand Model | p. 200 |
C2NVEO Models | p. 202 |
Spatial Domain Empirical Model | p. 203 |
References | p. 204 |
End-to-End Models | p. 207 |
Introduction and Overview | p. 207 |
Models to 1975 | p. 208 |
SRI LLLTV Model | p. 208 |
MARSAM FLIR Model | p. 211 |
Bailey-Rand Model | p. 213 |
The GAVID Model | p. 216 |
Night Vision Lab Suite | p. 218 |
NVL Static Performance (Ratches) Model | p. 218 |
Image Intensifier Performance Model | p. 220 |
FLIR90 | p. 222 |
Other Contemporary Models | p. 223 |
VOM | p. 223 |
TTIM | p. 225 |
The PHIND Model | p. 227 |
VISDET and IRDET | p. 230 |
VISDET | p. 231 |
IRDET | p. 233 |
Conclusion | p. 235 |
References | p. 235 |
Index | p. 237 |
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