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Adjusting Images
Interpreting a Histogram
You can select the entire image or specify an area for which a histogram will be generated. The
relative heights of the peaks in the histogram indicate the concentration of data with the
corresponding brightness values.
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2
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How to Adjust a Histogram
The distribution of data between highlights and shadows can be adjusted by dragging the shadows
and highlights slider tabs left or right. All data to the left of the shadows cutoff will change to 0 (black)
and all data to the right of the highlights cutoff will change to 255 (white). The examples below show
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adjustments to improve the contrast.
Image 1
Image with a bias toward
highlight
5
Move the shadows slider tab
toward the highlights end.
• Click the
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FilmGet FS User's Guide
Bright Portion
Dark Portion
Entire Image
Image 2
Image with a bias toward
shadows
Move the highlights slider tab
toward the shadows end.
selector tool in the preview area to deselect the black or white point eyedropper tool.
Shadow (0)
Highlight (255)
Distribution of data with a bias
toward highlights
Distribution of data with a bias
toward shadows
Distribution of data well
distributed between shadows
and highlights
Image 3
Image with well distributed
data
Move both the shadows and
highlights slider tabs inward.
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