There's thus a fair bit of compensation required of the scanner controls to restore it to a full contrast range. The image here had the white point adjusted pretty far downward, to pull the anemic ...

(NOTE that this is NOT the identical "Musicians" image as used in our digital scanners test! It's very similar, but the models are different, and the digital-scanner version is a couple of ...

“Body scanners use a technology called Advanced Imaging Technology (AIT) for full-body scans at ... and bounce back an image, which is interpreted by the machine.” If the electromagnetic ...

A new scanner can provide three-dimensional (3D) photoacoustic images of millimeter-scale veins and arteries in seconds. The scanner, developed by researchers at University College London (UCL ...

Image scanners are devices that scan two-dimensional (2D) objects and convert them into digital images. They often use a charge-coupled device (CCD) or contact image sensor (CIS) as their ...

Whether you need to scan family photos, piles of documents, or expense receipts, a scanner out there is built for the task. Here's how to shop for the right one, plus the top performers in our lab ...

Because the EBTS takes pictures so quickly, it overcomes previous difficulties in getting clear images of the beating heart. On slower scanners, images of the heart are blurred by its movement ...

The Epson flatbed scanner we used for comparison can scan at up to 4,800 dpi, which is useful when you're cropping images or printing large images from smaller pictures. Is a photo scanner a ...

And it can help you rotate, crop, or restore images or upload them to Dropbox or Google Drive. Dedicated high-speed photo scanners aren't inexpensive gear, as evidenced by our favorite ...