Apple Aperture 2 - Manual (Page 453)

Chapter 15 Making Image Adjustments 453
III
To convert a color image to black and white using a Monochrome Mixer preset:
1 Select an image.
2 If the Monochrome Mixer controls are not shown in the Adjustments inspector or the
Adjustments pane of the Inspector HUD, choose Monochrome Mixer from the Add
Adjustments pop-up menu (or press Control-M).
3 Choose a Monochrome Mixer preset from the Preset pop-up menu.
The image updates to reflect the effect of the preset you chose.
The following table lists the Monochrome Mixer presets and their effect on an image.
Preset Effect
Monochrome Desaturates the image.
Monochrome
with Red Filter Darkens blue areas such as skies and retrieves details in highlight
areas such as white clouds, making this preset useful for landscapes.
Monochrome
with Orange Filter Produces more contrast in skies than the yellow and green filters,
making this preset useful for landscapes.
Monochrome
with Yellow Filter Applies a natural tonal correction and improved contrast. Increases
green in the color mix to help preserve skin tones.
Monochrome
with Green Filter Makes reds appear darker and greens
appear lighter.
Monochrome
with Blue Filter Eliminates definition in the sky, preserving details
in reds and greens.
Monochrome
with Custom Filter Desaturates the image according to your
custom settings.