Tamrac 5788 prism The Kitstar X2 Converter is

The Kitstar X2 Converter  is a teleconverter for Canon FD mount lenses and cameras

with clean glass and minor cosmetic barrel wear

The Formatt Hitech Soft Edge Reverse Grad 1

This Mamiya prism finder is a 45-degree pentaprism design for the Mamiya RB67 series of cameras

does not accommodate the 50cm extension rail

Tamrac 5788 prism The Kitstar X2 Converter isThe Tamrac 5788 is a convertible backpack with padded upper and lower compartments (with dividers in the lower) and a laptop compartment. The straps can be configured as a normal backpack, a sling bag, or tucked out of the way. Bottom compartment dimensions are approximately 14x22x28cm; top is approximately 12x18x22cm.