The overall contrast of this Summarit at full aperture was rather low as well as the good definition at the centre..
The maximum aperture of the lens in the 50' period allowed photographers to take pictures in difficult situations. The low contrast and the presence of abberrations of this lens could be mitigated by under-exposure.7 elements in 5 groups.
100%: Brand New Item with factory warranty
100%: New Old Stock. Item purcahsed but never used and still in their original packaging, without factory warranty.
98-99%: Mint and perfect condition with slightly sign of usage and full package
95-97% Excellent condition with limited sign of usage with full package and works perfectly
92-94%: Excellent condition with limited sign of usage and works perfectly
88-91%: Very good condition with sign/ wear of consistent usage and works perfectly
80-87%: Satisfactory condition with obvious wear of prior usage and works in normal situation
Poor condition, might have damage or wear of prior usage and not working perfectly