Singh Ray LB Warming Circular Polarizer (77mm) lens mount_Contax G and the whole thing runs

and the whole thing runs on a pair of standard button cells (included)

Do you want a teleconverter for your Canon FD camera

The Lab-Box is a daylight film processing tank modeled after the old Agfa Rondinax system: you don’t need a changing bag or darkroom for any part of the process

These have pretty good compatibility

Singh Ray LB Warming Circular Polarizer (77mm) lens mount_Contax G and the whole thing runsThe Singh Ray LB Warming Circular Polarizer is a circular polarizer with a bit of a warming effect which is nice! This is the LB version of this filter, which is lighter and brighter to pass 0. 6 stops more light than other polarizers. In excellent condition, with pouch.