Schneider WA-Digitar 2.8/28 mm in Aperture Mount NK-0
Image circle 60mm
When used in combination with a DSLR the following perspective comparison applies:
= 28 mm on SLR full frame
= 40 mm on 48x36 digital back CCD
= 45 mm on 4,5x6cm film size
= 90 mm on 4x5" film size
