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Getting the Most from Your Scanner
Scanner Extras and Analog Gain
The Analog Gain and Scanner Extras palettes give you direct
control over the following elements of the scanner firmware:
4000 ED, COOLSCAN IV ED, LS-2000, COOLSCAN III
4000 ED/LS-2000 only
LS-2000/COOLSCAN III only
Reference: The Tool Chest
4000 ED/COOLSCAN IV ED only
Controls how the scanner generates “ex-
tra” pixels not included in the information
from the scanning element.
Controls the autoexposure operation per-
formed before scanning negatives, produc-
ing excellent results even with low-con-
trast originals.
Description
Description
Description
Interpolation
method
Negative
prescan mode
Option
Option
Option
If this option is checked, an autofocus op-
eration will be performed when a slide is
inserted in the MA-20 (S) strip-film
adapter.
Perform
autofocus when
film is inserted
(MA-20 (S) only)
Sets the number of slides to be scanned
each time the Scan button is clicked.
Slide-feeder scan
(SF-200 (S) only)
Controls the number of passes the scan-
ner makes over the image to increase ac-
curacy.
Multi-sample
scanning
Description
Adjusts exposure for each of the colored
elements in the scanner’s light source.
Option
Analog gain
Adjusts crop settings for a variety of APS
(IX-240) aperture settings.
Crop choices
(IA-20 (S) only)
Adjusts the position of the film to match
the scan position.
Strip film offset
(SA-21/20, SA-30
only)
Re-calibrates the scanner after media have
been left in the film slot for an extended
period.
Calibration
Controls the amount of color informa-
tion, or bit depth, for each pixel in the
image. Bit depth for the COOLSCAN III
can not be adjusted.
Pixel data size
Allows you to adjust scanner focus manu-
ally using a slider or by direct text entry.
Manual focus
adjustment
