User manual

25 • Focus adjustment and focus calibration
ColorQuartet 5.0 Pro
202
possibility is to use
Super Sampling if your scanner supports it, or to use Photoshop’s
“Despeckle” function after scanning. For reflective originals, use the digital
Descreen feature
in the Special Functions section of the Sc
an Setup window.)
• Focus Elevation and Autofocus can be used at the same time. The change in focus elevation is
relative to the Autofocus point for each individual scan.
• Aperture lets you manually override ColorQuartet’s automatic choice of aperture. This is not
normally necessary, but may be used to help blur the halftone dots in a previously printed
original or to help smooth an original that is very grainy. Choose the next larger aperture than
the one indicated automatically.
>>> Related topics:
F
ocus & Aperture • Overview
Autofocus • Overview
Setting the Autofocus point manually
Autofocus warning messages
Setting USM manually and viewing USM feedback • Aperture