The lenses have mold, fog, oil, and dust. Leaves do not move, slow response.
Maintenance and upkeep of Zeiss CARL ZEISS manual lens series repair
ZEISS Carl Zeiss B56 Proxar f=0.2m 20.0840 Lens Attachment
Hasselblad Replacement Spring for Tensioning Carl Zeiss C, CF, CFi, CFE Lenses
