3 High quality Prime Lenses in a very good condition. 1- Pentax 50mm f1.7 SMC Pentax-M - Lens The famous ASAHI OPT. Manual focus prime lens made for Pentax K mount SLR cameras by Pentax. Asahi Opt. Co. 50mm f1.7 SMC Pentax-M (6 elements, 5 groups) Minimum focus distance: 0.45m Aperture blades: 6 Size: 63 x 43mm Mount: Pentax-K Weight: 190g 2- Pentaflex Auto – Color 50 mm f/1.8 The Pentaflex lens is relatively long and heavy, as well as high-quality workmanship. The aperture ring also shows the old zebra structure. Type: Normal focal length 50 mm focal length Aperture f/ 1.8 – 16 6 aperture blades Filter thread: 49 mm Minimum limit: approx. 33 cm Length (without connection): 40 mm Weight: approx. 246 g Mount: M42 According to a publication, the Pentaflex lens is the export version of the Pentacon auto f1.8 50 mm for Foto Porst, which probably got a frame based on the first Meyer Oreston. Lenses come with front and rare cover. 3-Petri CC Auto 55mm f/1.8 M42 Lens The Petri C.C. Auto 55 mm f/ 1.8 is a fast standard multi-coated lens. It was used as a kit lens for Petri FT EE cameras. The lens employs its own Petri m42 bayonet mount. ormat: 35mm SLR Type: Prime lens Focusing: Manual Focus (MF) Lens mounts: M42, Other mount Optical design: 6 elements in 4 groups