Nikon 9235 Reference Manual - Page 56

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 Option Description Analog gain Adjusts exposure for each of the colored elements in the scanner's light source. 4000 ED/COOLSCAN IV ED only Option Description Perform If this option is checked, an autofocus opautofocus when eration will be performed when a slide is film is inserted inserted in the MA-20 (S) strip-film (MA-20 (S) only) adapter. LS-2000/COOLSCAN III only Option Description Pixel data size Manual focus adjustment Calibration Controls the amount of color information, or bit depth, for each pixel in the image. Bit depth for the COOLSCAN III can not be adjusted. Allows you to adjust scanner focus manually using a slider or by direct text entry. Re-calibrates the scanner after media have been left in the film slot for an extended period. Interpolation method Negative prescan mode Controls how the scanner generates "extra" pixels not included in the information from the scanning element. Controls the autoexposure operation performed before scanning negatives, producing excellent results even with low-contrast originals. 4000 ED/LS-2000 only Crop choices Adjusts crop settings for a variety of APS (IA-20 (S) only) (IX-240) aperture settings. Strip film offset (SA-21/20, SA-30 only) Adjusts the position of the film to match the scan position. Option Description Multi-sample scanning Controls the number of passes the scanner makes over the image to increase accuracy. Slide-feeder scan Sets the number of slides to be scanned (SF-200 (S) only) each time the Scan button is clicked. Reference:The Tool Chest 55