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Drum scanner

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Drum scanner
High quality and very expensive scanner used by repro houses to scan transparencies, negatives and prints. Originals are mounted on the curved surface of a transparent drum.

Techniques Glossary
High quality and very expensive scanner used by repro houses to scan transparencies, negatives and prints. Originals are mounted on the curved surface of a transparent drum.

Drum Scanners
Drum scanners are the more professional and effective choice for scanning images.

A high-resolution scanning device used in the most demanding professional applications. They can often be the source of extremely large files. See scanner and film scanner.
dumb frame buffer ...

drum scanner
A 'high end' device using photomultiplier tube technology to capture images which are mounted on a cylinder.
Dublin Core ...

A high-quality image-capture device. The image to be capture is wrapped around a drum that spins very fast while a light source scans across it to capture a digital version of the image.

Drum scanners used in professional printing plants can scan anything. The film is stuck to a huge drum with almost no size or limitations on weird shapes. If you want to pay someone else $20 - $100 then this is always the best way to have it scanned.

courtesy of Fujifilm.
Although digital cameras are the most popular devices used to capture photos, scanners are still widely used to scan slides, negatives, and prints.

Drum Scanners
Providing resolutions as high as 11,000 dpi and more, drum scanners produce digital files that can lead to exceptional enlargements of more than 800%, in addition to offering a wide dynamic range with minimal noise.

PMTs are found in s and tend to provide the ultimate in image quality in the world of scanning.
Pixels Per Inch, see Resolution below.

Rotary-drum scanners provide the highest quality for converting images from film or prints, but they are very expensive. Rotary-drum scanners are capable of producing resolution ranging from 1,000 to 5,000 dpi.

In the professional and advanced amateur segments, Photo CD had been eclipsed by low cost desktop scanners such as those from Nikon and Minolta in the mid range, and by s at the very high end.

This first gifts of the digital revolution for photographers who wish to compete with painters were the drum scanner and line-at-a-time digital printing systems. After exposure, the image never went through another lens.

A) There's no question that a high-end or an Imacon scanner will give superior scans. But will you see that much difference in the size prints you want to make?

There are three types of scanners available: flatbed, drum scanners, and film scanners. Flatbed scanners are fine for prints, but not negatives and slides.

If you can afford one, then s will give consistently better results as they cope better with high contrast images, often a feature of underwater wide-angle shots, where the sun or surface is in the picture.

Photo CD - Kodak's professional service where they process your film and then scan the images using a very expensive drum scanner and output these images to a CD.

Some of them require expensive dedicated film or s to create a digital copy of the slide. But with an old point and shoot digital camera, a shoe box, a light, and two hair bobby pins you can make your own copier at home.

SCANNER - An input device in which to capture a piece of artwork onto a computer as a digital file. A scanner uses light sensitivity to translate the picture into a pattern of dots. Types of scanner: Flatbed scanner, drum scanner, ...

See also: See also: Scanner, Film, Image, Camera, Photograph

Photography  Drum processor  Dry mount

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