Pentax KM KM Manual - Page 6

SPECI FICATIONS Type 35mm SLR with built-in through-the-lens light meter. Film and Picture Size 35mm film. 24mm x 36mm. Standard Lenses SMC Pentax 50mm f/1.2, 50mm f/1.4 and 55mm f/1.8 with fully-automatic diaphragm. Filter size: 52mm. Focusing: 0.45m (1.5 ft.) to infinity. Shutter Horizontal run, focal-plane shutter of rubberized silk curtains. Speeds: B, 1 to 1/1000 sec. Self-timer Built-in self-timer with interrupt function. Releases shutter in 5 - 13 sec. Viewfinder Pentaprism finder with cross-microprism or split-image focusing screen. 0.87x magnification with 50mm lenses (life- size with 55mm lens). Dioptry -1.0. Focusing Microprism and split-image screens standard plus custom screens. Reflex Mirror Instant-return type with special shock absorbers for minimum vibration. Lens Mount Pentax bayonet mount. Film Advance Ratchet-type rapid-wind lever. 10° pre- advance angle and 160° advance angle. "Cocked" indicator alongside shutter release button. Exposure Counter Automatic re-set. 4e