Tokiwa Seiki Pentaflex 24×36 (1955)
This is a Pentaflex 24×36, a 35mm SLR produced by Tokiwa Seiki K.K. in 1955. The Pentaflex was the first Japanese SLR with an eye-level viewfinder, beating the Orion Miranda T by about four months. Unlike the Miranda however, the Pentaflex does not uses a pentaprism, but rather a system…