Digital Photo Professional Instruction Manual Windows (EOS DIGITAL REBEL XTi/EOS 400D DIGITAL)

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Introduction
Contents at
a Glance
Basic
Operation
Advanced
Operation
Advanced
Image Editing
and Printing
Editing JPEG
Images
Index
Processing
Large Numbers
of Images
Reference
Dynamic range (width of gradation expression) from dark points to bright
points in an image can be adjusted. The narrower the space between
shadow point and highlight point becomes, the narrower the gradation
from bright points to dark points of an image becomes.
O The horizontal axis shows the input level and the vertical axis shows
the output level.
Adjusting Dynamic Range
Move to the
left
Input highlight
points
Reverts the
image to the
original
settings.
Move to the
right
Input shadow
points
Output
highlight point
numerical
value
Move downwards
Output highlight points
Output shadow
point numerical
value
Move upwards
Output shadow points
Input shadow
point numerical
value
Input highlight
point numerical
value
O The setting range of shadow points is 0 to 247 (in 1-stop
increments when entering a value).
O The setting range of highlight points is 8 to 255 (in 1-stop
increments when entering a value).
O The histogram display changes according to adjustment.
You can also fix the histogram display to the display before any
adjustments (p.52).