HP Scanjet 7450c HP Scanjet 7400C Series Scanner Mac - (English) User Manual - Page 41
Changing highlights
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Page 41 highlights
Back to TOC Changing highlights The highlight is the value in the image that is represented on the screen as white. All values lighter than the highlight also appear as white. The image has a default highlight setting. Selecting a higher number makes more of the lighter values distinct, which increases detail in light areas. Selecting a lower number makes fewer of the lighter values distinct, which reduces detail in the light areas. To adjust highlights for slides, negatives, or other transparent items, use "Adjusting highlights for transparent items" on page 73. Highlights set at 215 Highlights set at 122 Scanning from HP PrecisionScan Pro 41 To increase detail in lighter areas 1 On the Advanced menu, click Adjust Exposure. 2 Do one of the following: q Drag the Highlight slider toward the right. q Type a higher number in the Highlights field and press ENTER. To reduce detail in lighter areas 1 On the Advanced menu, click Adjust Exposure. 2 Do one of the following: q Drag the Highlight slider toward the left. q Type a lower number in the Highlights field and press ENTER. To choose a value as the highlight value Click (white eyedropper). When the cursor changes to the eydropper, move it over the area you want to be the highlight and click. To return to the default settings 1 On the Advanced menu, click Adjust Exposure. 2 Click Auto to return the midtone, highlight, and shadow to the default settings for this scanned image. Clicking Auto also returns output levels to the defaults. See "Setting pixel output levels" on page 44.