This is a Yashica Pentamatic S, a 35mm SLR camera made by Yashica Co., Ltd. starting in May 1961 through the end of 1962.  The Pentamatic S was the third and final model in Yashica’s unsuccessful Pentamatic series.  It featured a unique bayonet lens mount shared by no other camera, … Continue reading Yashica Pentamatic S (1961)