Operation Manual

The left arrow reduces the lightening effect in the shadows, making them darker. The
right arrow increases the lightening effect in the shadows, making them lighter.
• By default, the Shadows value slider is set to 0.0. Double-click the number in the value
slider, then enter a value from 0.0 to 100.0 and press Return.
Use the Shadows slider and value
slider to adjust the brightness
values in the image’s shadows.
Aperture isolates the shadow areas of the image and updates them as you change the
parameter value.
Using the Highlights & Shadows Advanced Settings
The Highlights & Shadows adjustment includes the following advanced parameters:
Click the disclosure triangle to
reveal the advanced Highlights
& Shadows controls.
• Radius: Sets the area Aperture uses to determine each pixel’s tonality.
For more information, see Adjusting the Radius of the Highlights & Shadows Controls.
• Color Correction: Sets the amount of saturation applied during a Shadows or Highlights
adjustment.
For more information, see Adjusting the Color for Highlights & Shadows Controls.
• High Tonal Width: Sets the range of tones that are modified in the highlights.
For more information, see Adjusting High Tonal Width for Highlights & Shadows Controls.
• Mid Contrast: Sets the amount of contrast in the midtones.
For more information, see Adjusting Midtone Contrast for Highlights & Shadows Controls.
• Low Tonal Width: Sets the range of tones that are modified in the shadows.
For more information, see Adjusting Low Tonal Width for Highlights & Shadows Controls.
531Chapter 17 Making Image Adjustments