With a simple optical design yet high performance capability, the Rodenstock four-element 90mm Rogonar-S is a universal lens ideal for amateurs or professional developing labs in developing standard print formats.
This high-quality general purpose lens yeilds sharp enlargments of full detail even at high magnifications. Typical for this configuration is the very low light loss towards the image corners.
Optimal price/performance lens
Standard lens for 6 x 7cm enlarging
Large maximum aperture permits precise and reliable focusing