Absolute Beginner's Guide to Digital Photography

means that there are no white pixels in the image. (An image that is too light would have a histogram with pixels on the right s ...

To correct an overly light image, do the opposite: Drag the black slider to the right (not shown). Correcting Brightness and Con ...

Using Histograms to Diagnose Exposure Problems There are some exposure problems that Levels can’t fix. Some scans (or digital ca ...

CHAPTER 14 THE IMPORTANCE OF BRIGHTNESS/CONTRAST 211 FIGURE 14.7 An overexposed digital camera image and its histogram. There is ...

Black-point eyedropper White-point eyedropper Histogram Midtone slider Input highlight slider Preview Button Pure black 0 Input ...

CHAPTER 14 THE IMPORTANCE OF BRIGHTNESS/CONTRAST 213 FIGURE 14.10 Normal con- trast: The image has a range of blacks, whites, an ...

214 ABSOLUTE BEGINNER’S GUIDE TODIGITAL PHOTOGRAPHY FIGURE 14.12 Low contrast: The tones are bunched toward the middle of the hi ...

Set the Red, Green, and Blue values to 2 to define the darkest black with some detail. (A zero in each color would produce a bl ...

216 ABSOLUTE BEGINNER’S GUIDE TODIGITAL PHOTOGRAPHY FIGURE 14.13 White underex- poses, especially on a bright sunny July afterno ...

CHAPTER 14 THE IMPORTANCE OF BRIGHTNESS/CONTRAST 217 Click on the white-point eyedropper in the dialog box. Move the cursor ove ...

218 ABSOLUTE BEGINNER’S GUIDE TODIGITAL PHOTOGRAPHY FIGURE 14.16 Adjust the mid- tones as the fin- ishing touch, and now the und ...

15 In this chapter Using Levels to Fix Your Images Using a Curve to Correct Dark Tones Using a Curve to Correct Light Tones Th ...

This chapter will show you how to use Levels and Curves. The Levels tool is a little easier to understand and is powerful enough ...

Levels Dialog Box The Levels dialog box in Photoshop and Photoshop Elements is a subset of Curves. It isn’t as powerful as Curve ...

222 ABSOLUTE BEGINNER’S GUIDE TODIGITAL PHOTOGRAPHY How Can Color Images Use Gray Values? This talk of gray tones might seem for ...

CHAPTER 15 THE IMPORTANCE OF LEVELS AND CURVES 223 FIGURE 15.6 This histogram, with most of its pixels closer to white, is eithe ...

The Purpose of Levels Triangles The sliders under the Levels histogram represent absolute black, 50% black (middle gray), and ab ...

CHAPTER 15 THE IMPORTANCE OF LEVELS AND CURVES 225 ■ Black slider triangle.Move this control to the right to force grays to blac ...

Printing press work usually requires that true black and true white have some tone (or color) to them. This is because of the ne ...

CHAPTER 15 THE IMPORTANCE OF LEVELS AND CURVES 227 FIGURE 15.10 The classic S curve that is often used as a gauge to increasing ...