Keystone K-612 Auto Instant

marketed in 1966-67

silent super 8 cartridge

lens: f: 1.8 \ F: ? mm

zooming ratio: 2x

focusing: fixed

zooming: manual

filter size: ?

viewfinder: not reflex

viewfinder information: ?

exposure: auto exposure control; not TTL EE

film speed: ?

CCA filter: built-in 85A filter

filming speed: 18 fps

shutter opening angle: <180 degrees

sound: no

remote control socket: no

cable release socket: no

movie light socket: screw type

film counter: yes

handle: detachable

battery check button: no

film drive motor: DC micromotor

power source: 4 x AA batteries only

weight: ?

dimensions: ?

tripod socket: 1/4"

made in Japan by ?