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Scanning back

Photography ScannerScanning camera

Scanning back
High quality digital camera back for Medium or large format cameras which scans in three passes (RGB) one pass for each colour, therefore only used with still life studio subjects.
(see One shot back) ...

 


The scanning back, a line of CCD elements that are swept mechanically behind the lens, is a great idea, but it only works for static subjects since the minimum scan time is about one second.
What about megapixels?

All digital cameras, except for $30,000 scanning backs and the old Sigmas, have only a third of their claimed pixels! ...

I now feel that one of the reasons some people feel that high-end digital may appear to be superior in certain respects to medium format cameras, and scanning backs superior to LF film up to maybe 8x10, ...

CCD, CMOS and Scanning Backs explained.
Tri-linear array scanning backs overview.
How does digital stack up versus film...really?
Rendition of greens.
Highlight & shadow detail.
Linear Digital Curve vs. Shoulder & Toe Film Curve.

This is useful when using slow digital scanning backs for Large Format cameras.

Scanning backs don't work well in the landscape because they require such long exposures and that all the elements in the image-including trees and flowers and clouds-remain perfectly still for the duration of the exposure or suffer strange color ...

Are there any digital cameras that won't work with strobes. Well, yes, but if you happen to have one, you undoubtedly already know about this. Large format cameras that employ a digital scanning back require a continuous light source instead of ...

However, the higher color fidelity and larger file sizes and resolutions available with multi-shot and scanning backs make them attractive for commercial photographers working with stationary subjects and large-format photographs.

See also: Back, Format, Large format, Film, Digital

Photography ScannerScanning camera

 
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