3. Why Digital Photography? 3. A Few Beginning Questions. 5. From Light to
Pixels. 6 ... Part 2: The Digital Breakthrough. Chapter 4: New ... Part 4:
Techniques of the Digital Darkroom ... Restoration Case Study: The Central
Valley Book 160.
S tephen J ohnson
on
D igital P hotography
Contents
Part 3: Input, Light to Silicon
Acknowledgments A Note from the Author
Chapter 6: Sensors, Gray, Color, and Wide Basic Features of Digital Sensors Sensors, Black and White Rendering Color in Photography The Creation of Electronic Color High Dynamic Range Photography
xi xiii
Part 1: Evolutions Chapter 1: Introduction to Digital Photography Why Digital Photography? A Few Beginning Questions From Light to Pixels From Pixels to Image From Black and White to Color Basic Guide to Digital Cameras Using Digital Cameras: A Checklist Computer Image Data and File Types Different Image Data, Different Image Capabilities
3 3 5 6 9 11 12 16 17 18
Chapter 2: A History of Electronic Imaging The Ancestors of Digital Photography Electronic Imagers Sky, Spies, and Space The Evolution of Digital Publishing Education and Transition: Personal Evolution
21 21 23 26 34 36
Chapter 3: On Photography’s Bleeding Edge Technology Illuminates California’s Central Valley The Scanning Camera The Birth of a Project A New Way of Seeing The Magical Digital Bus Digital Panoramics Digital Infrared Digital Stereo Using Digital Imaging for Copying Artwork The Photographic Projects A Project Portfolio
39 39 42 45 46 48 49 52 53 54 54 55
Part 2: The Digital Breakthrough Chapter 4: New Heights of Image Quality Film Reality vs. Digital Reality
59 59
Chapter 5: Process Differences in the Digital Age Seeing As You Go
71 71
81 81 83 85 86 89
Chapter 7: Digital Camera Techniques Features Basic Digital Camera Techniques Multi-Exposure Panoramics Techniques Multi-Exposure Dynamic Range Expansion HDR Dynamic Range Expansion Depth of Field Increase/Decrease Sensor Artifact Repair Sensor Noise
91 91 94 96 97 98 100 102 104
Chapter 8: Scanning Types of Scanners The Scan As Archive Scanning Considerations Basic Principles of Scanning Common Scanning Controls
107 107 108 110 112 114
Part 4: Techniques of the Digital Darkroom Chapter 9: Controlling the Digital Image Adjusting Images for Tone and Contrast The Histogram Photoshop’s Densitometer A Tonal Primer A Layer Primer Layer Options and Modes Levels Photoshop Curves Contrast and Curves Adjustment Layers Enlarging and Interpolation Sharpening Creating Black and White from Color RAW Files and Adobe Camera Raw A Camera Raw Workflow Preservation of Your Data The Edited Master Archive Raw Dynamic Range Expansion Photoshop History
119 119 120 121 122 124 125 128 129 130 131 132 134 136 140 142 143 143 144 145
O’R eilly M edia
2006
ISBN 0-596-52370-X
Chapter 10: Color Correction and Editing Digital Color Basics Light and Color Basic Principles of Color Editing Hue and Saturation Using Curves Tool As a Color Editor Additional Color Controls
147 147 150 151 152 153 154
Chapter 17: Examples Portfolio Realistic, Restrained Color in Acadia Sensor Matched to Scene at Arches Silicon and Infrared at Denali Motion and the Scanning Camera: Hawaii Volcanoes Worth the Climb: Mt. St. Helens On the Digital Trail
Chapter 11: Restoration Avoiding Historical Fiction Dust Removal Restoration Case Study: The Central Valley Book Gray Originals
157 157 158 160 161
Part 7: Photography, Art, and the Future
Chapter 12: Duotones and Photographic Reproduction Halftone Reproduction in Black and White Photography A Duotone Primer Duotone Curves Duotone Examples
165 165 166 167 168
Part 5: Color Spaces, Printing, and Archiving Chapter 13: Color Management An Overview of Color Management Picture to Print with Color Management Color Management in Practice
175 175 177 178
Chapter 14: Printing—A New World Printing in the Digital Age Direct Digital Printing Technologies A File Prepared for Printing Printing and Resolution Printing Software To Profile a Printer Making the Print Look Right Digital Black and White Printing Prepress Considerations
181 181 182 183 184 186 188 188 192 196
Chapter 15: What to Do with Your Images Archiving, Storing, Cataloging, and Retrieving Galleries: Real and Virtual Outreach, Ownership, and Sharing
199 199 204 206
Part 6: A Photographer’s Digital Journey Chapter 16: With a New Eye “Elusive Gigabyte of Light” by Stephen Johnson
213 213
221 221 222 224 226 228 230
Chapter 18: Making Art Art and Fear Passion and Commitment Photography and Magic Photographic Composition About Art
235 235 236 237 238 241
Chapter 19: Photography and Truth Imaging Ethics in a Digital World Photography and History The Nature of the Photographic Process Two Deceptions Ownership, Copyright, and Theft of Intellectual Property Professional Respect and the Value of Your Work Going Forward
243 243 244 249 252 257 261 262
Chapter 20: Empowerment in the Digital Age Photography and Conservation Photography and Social Concerns Environmental Work Teaching Photography in the Digital Age
265 266 269 272 274
Chapter 21: From the Digital Stone Age Onward What We Still Need A New Realism Aesthetics: A Personal Perspective Moving Toward Our Perceptual Experience
277 277 278 280 284
Appendix A High-Resolution Digital Archive Project Paradoxes of Art, Science, and Photography Camera Megapixels and Print Size Film Size and Scanner Resolutions Selected Reading Software and Internet Resources A Glossary of Digital Terms Index About the Author
288 290 292 293 294 295 296 298 305