Adobe 29180155 User Guide - Page 83

ADOBE PHOTOSHOP ELEMENTS 4.0 78 User Guide To adjust the white balance quickly, select the White Balance tool, and then click an area in the preview image that should be a neutral gray or white. The Temperature and Tint sliders automatically adjust to make the selected color exactly neutral (if possible). If you're clicking whites, choose a highlight area that contains significant white detail rather than a specular highlight. Note: The Calibrate tab also has a control for correcting a shadow color cast (a color cast that remains in the shadows even after the white balance is adjusted). Using White Balance to click a neutral white area and resulting correction Tonal adjustments for camera raw files Exposure Adjusts the brightness or darkness of the image. Move the slider to the left to darken the image; move it to the right to brighten the image. The values are in increments equivalent to f-stops. An adjustment of +1.50 is similar to widening the aperture one and one-half stops. Similarly, an adjustment of -1.50 is similar to reducing the aperture one and one-half stops. Hold down Option while moving the Exposure slider to preview where the highlights are clipped. (Clipping is the shifting of pixel values to either the highest highlight value or the lowest shadow value. Clipped areas are either completely white or completely black and have no image detail.) Move the slider until the highlights (not specular highlights) are completely clipped, and then reverse the adjustment slightly. Black indicates unclipped areas, and color indicates areas clipped in only one or two channels. Hold down Option while moving the Exposure slider to show clipped highlights.