Hadn’t been open since the early 80s. Works and is in excellent condition! marketed in 1975 sound and silent super 8 cartridge lens: Sankyo Zoom Macro f: 1.2 \ F: 8.5-34 mm zooming ratio: 4x focusing: manual, split image macro focusing: yes zooming: auto and manual filter size: ? viewfinder: single-lens reflex with adjustable eyepiece exposure: auto and manual exposure control; TTL EE, CdS cell EE lock: yes film speed: auto for 25/40 and 100/160 ASA (daylight/tungsten) ASA notching: 1-pin CCA filter: built-in 85A filter, with filter control switch backlight control button: yes filming speed: 18, 24 fps shutter opening angle: 220 degrees sound: single-system, magnetic recording on super 8 film recording level control: auto (High, Normal) sound sockets: Monitor, Microphone, Auxiliary cue light: yes remote control socket: yes cable release socket: yes movie light socket: yes film counter: yes handle: fixed, chamber for penlight batteries battery check button: yes film drive motor: DC micromotor power source: 6 x AA batteries only external power jack: 9 V DC weight: 1700 g dimensions: 69 x  227 x 255 mm tripod socket: 1/4" made in Japan by Sankyo Seiki