10 Graphic Communications
File Formats 146
File Names 147
File Compression 147
Proofreading 149
Proofreading Skills 149
Proofreading Methods 150
Spell Check Programs 151
Preflighting 151
Career Link:
Prefl ight Technician 152
Production Proofs 154
Soft Proofs 154
Digital Proofs 154
Think Green: Soft Proofs 155
Digital Prepress Workflow
155
PDF Workflow 155
Job Definition Format (JDF) 155
Chapter 8
Digital Image Capture 158
Analog and Digital Images 159
Light Sensors 160
CCD Sensors 160
CMOS APS Sensors 162
Digital Cameras and Camera
Backs 162
Studio Cameras 162
Field Cameras 164
Point-and-Shoot Cameras 164
Digital Cameras 164
Digital Camera Components and Features 165
Scanners 168
Handheld Scanner 169
Drum Scanner 169
Flatbed Scanner 170
Film Scanner 172
Image Capture Time 173
Light Sources 173
Image File Size and
Resolution 173
Spatial and Tonal Resolution 174
Image File Storage and
Transfer 174
Internal and External Storage Devices 174
Data Transfer 176
Image Manipulation 176
Image Replacement 178
Future Trends 179
Career Link:
Traditional or Digital Camera
Operator 180
Chapter 9
Color Science, Vision, and
Space 182
Color Science 183
Principles of Light 183
Temperature of Light 183
Behavior of Light 185
Color Space 186
The Color Wheel 186
Hue, Saturation, and Brightness (HSB) 189
Hue, Value, and Chroma (HVC) 190
The International Commission on
Illumination (CIE) 191
The Pantone® System 193
Printed Color 193
Additive and Subtractive Color Formation 194
Color Separation 195
Color Measurement 197
Spectrophotometers 197
Densitometers 198
Colorimeters 198
Spectrodensitometers 199