User manual KONICA MINOLTA DIMAGE SCAN SPEED

[. . . ] The Dimâge Scan Speed is a dual format film scanner capable of scanning 35mm and, with the optional AD-10 APS Adapter, Advanced Photo System film. This manual has been designed to help you understand the operation of your scanner. Please read this manual thoroughly to realize all the benefits of your scanner. The instructions in this manual assume you have a working knowledge of the operating system for your computer (Macintosh OS, Windows 95, Windows 98, or Windows NT) and its conventions. [. . . ] and hold Click on in the prescan window. The Histogram Dialog Box -- Names of Parts Control image White point button Black point button Gray point button Output histogram button RGB synchro button Load settings button Save settings button Shadow sliders Midtone slider Highlight sliders Output level sliders Input level sliders Preview image Dimâge Scan Speed 35 IMAGE CORRECTION ­ HISTOGRAM Setting the White, Black, and Gray Points Properly setting an image's white and black points will usually correct the colour cast and midtone distribution. Properly setting the gray point will correct the colour balance. · Changes are automatically applied to the preview image. 1. Click on , then click on the tone in the control or prescan image that should be scanned as the brightest neutral white in your image. · The pointer will change to . · The RGB brightness values of the selected tone will be changed to 255. 2. Click on , then click on the tone in the control or prescan image that should be scanned as the darkest neutral black in your image. · The pointer will change to . · The RGB brightness values of the selected tone will be changed to 0. 3. Click on , then click on the tone in the control or prescan image that should be scanned as a neutral tone. · The pointer will change to . · The colour balance of the image is shifted to make the selected tone neutral. · The selected tone's brightness value does not change. Setting the gr ay point is not necess ary for most images. 36 IMAGE CORRECTION ­ HISTOGRAM Brightness and Contrast Changes - RGB Synchro When RGB synchro is selected, moving the levels sliders remaps the pixel values without changing the colour balance. Correcting the highlight and shadow values with the histogram sliders, may produce better results on images without neutral highlights or shadows. If the histogram contains large flat line areas. . . Click on . · Changes applied to one colour channel will be reflected in the other two. 2. Click on and move the input level highlight and shadow sliders to the edges of the flat line area. · Changes are automatically applied to the preview image. · Values to the right of the highlight slider will be scanned as pure white (level 255). Values to the left of the shadow slider will be scanned as pure black (level 0). Input Level Histograms Input level highlight sliders moved to the edge of the flat line area. 3. Click on and slide the output level sliders until the preview image has the desired image contrast. · Click on to view a full screen display of the control and preview windows. 4. Click on and hold to view the output level histograms. Output Level Histograms The brightness level for the curren tly selected slide r is displayed nex t to the histogram. Pixel values have been spread to better utilize the brightness range. Continued on the following page. Dimâge Scan Speed 37 IMAGE CORRECTION ­ HISTOGRAM Colour Balance Adjustment - Individual Channels Changing the slider positions for individual channels affects the colour balance of the output image. 1. Click on and move the R, G, and B sliders to the desired locations. · Changes are automatically applied to the preview image. · Click on to view a full screen display of the control and preview windows. The red input level highlight slider is moved to the edge of the red flat line area. 3. Click on and hold to view the output level histograms. Output Level Histograms Only the red pixel values have been remapped. Remapping the values of a single colour channel usually affects the colour balance. Applying or Cancelling Corrections Click on to apply or to cancel the corrections to the image being scanned. 38 IMAGE CORRECTION ­ HISTOGRAM Saving and Loading Histogram Settings Histogram settings can be saved as a data file that can be loaded and applied to other images. Save Settings 1. Click on . · The histogram settings are saved to a data (dat) file. The save file dialog box will appear. [. . . ] Please remove earlier versions of ColorSyncTM before installing the ColorSyncTM ver 2. 0. system extension Removing ColorSync ver 1. 0 Drag the following items to the trash. . . ColorSyncTM (system extension) ­ Extensions folder ColorSyncTM System Profile (control panel) ­ Control panels folder ColorSyncTM Profiles folder - Preferences folder Installing the DS_Speed ColorSyncTM Profile The included ColorSyncTM software can be installed directly from the Dimâge Scan Speed CD-ROM. 1. Insert the Dimâge Scan Speed CD-ROM into the CD-ROM drive, then click on . Double click on the English folder, then double click on the ColorSyncTM folder. If you just removed ColorSyncTM ver 1. 0. . . [. . . ]