Acquire the Scanner 1. Launch Windows. 2. Run the host TWAIN-compliant software (e.g. TWAIN Driver Photo Express) The TWAIN driver is the scanning module provided 3. Call up the TWAIN Data Source by selecting with your scanner. It is easily accessed from within Acquire from the File menu.
The Dialog Box The TWAIN dialog box is divided into two sections: the left section where most of the control settings are located, and the right section, which is the Preview Window. Folders Contain different control settings Preview Window Used for viewing the prescan image and selecting the final scan area...
The Main Folder Resolution Sets the resolution in dots per inch (dpi). Scan Mode Determines how the scanner Descreen will read the image and refers Sets the media type of the document to be scanned to reduce image to how the image will be noise.
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The Enhancement Folder: Brightness/Contrast Control Brightness/Contrast Control Brightness Control Allows you to adjust the overall amount of light in the image through a range of values (–127 Thumbnails ~0~+127). Are used to see the effects of any changes in the control Contrast Control settings.
The Enhancement Folder: Level Control Level Control Histogram Shows the distribution of the brightness levels in the image. Thumbnails Eyedropper tools Are used to see the effects of Eyedroppers are used to iden- any changes in the control tify an image’s highlights and settings.
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The Enhancement Folder: Curve Control Thumbnails Are used to see the effects of any changes in the control Curve Control settings. Channel Selector Control Allows you to select the channel layers (red, green and Curve Control blue) that make up a color Applying a curve to an image image.
The Enhancement Folder: Hue/Saturation Control Hue/Saturation Control Hue Slider Thumbnails Is composed of two color bars. Are used to see the effects of The upper one is static and the any changes in the control lower one movable. Slide the settings.
The Filters Folder The Filters Tab allows you to adjust the individual effects of the scanned image by applying Thumbnails various filters to the image, prior Are used to see the effects to scanning. of the selected filter. None No filter is applied. Blur Filter Control Buttons Smooths or softens the...
The Preview Window Batch Scan Button Cropping Tool Allows creation of up to 30 scan Selects the area in the Preview regions (or Crop Frames) for Window that will be used as the multiple scanning. final scan. Language Setting Allows you to select the desired Zoom Tool Button language that the dialog box will Allows you to enlarge/shrink an...
Prescan the Image A Preview is a quick low- resolution scan of the entire Load Button original image. From this low- Loads previously saved image settings. resolution scan you can get a clearer idea of the image area you want to include Save Button when you click Scan.
Set Up the Scan Parameters 2. Select the scan source. Since we are going to scan a color photograph, choose Reflective. 1. Set the desired image area to be scanned. Reflective: Use the Crop Frame in the Preview Window to When scanning paper-based documents such as outline the image area you wish to scan.
Execute the Scan Command • Gray (16 bit) captures 16 bits of grayscale image information for every pixel in the screen image • Text/Line Art is used for text documents or black- When you are finished with the and-white images control settings, click on the Scan button.
Using Batch Scan The Batch Scan Dialog Box The Batch Scan dialog box contains several controls Batch scanning is an easy way to multi-scan any part that make batch scanning simple and easy to use. It will of your document using different scan modes and also display the number of batch jobs that you make resolutions.
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• New Batch Button Click on this button to create a new scan region on the image in the Preview Window. • Duplicate Batch Button Click on this button to duplicate a batch job. You can then specify different control settings for this particular batch job.
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