marketed in 197?
silent super 8 cartridge
lens: Cosinon Reflex Zoom Macro f: 1.7 \ F: 7.5-45 mm
zooming ratio: 6x
focusing: manual, split image, 1.5 m to infinity
macro focusing: yes
zooming: auto with 2 speeds and manual
filter size: lid-on: 58 mm, scew-in: 63 mm
viewfinder: single-lens reflex with adjustable eyepiece
viewfinder information: aperture scale, under and over-exposure warning signal, film advance signal, film-end signal
exposure: auto and manual exposure control; TTL EE, CdS photocell
film speed: auto for 25/40, 40/64, 64/100, 100/160, 160/250 ASA (daylight/tungsten)
backlight control: yes
exposure compensation: +/- corection for auto
aperture range: f/1.7 to f/22
CCA filter: built-in 85A filter, with filter control switch
filming speed: 18, 24 fps, slow motion (40 fps), single frame
shutter opening angle: 152 degrees
shutter speed: 1/43 for 18 fps, 1/56.8 for 24 fps, 1/90 for 40 fps
backlight control: yes
fading: auto fade-in/fade-out
sound: no
remote control socket: yes
2 cable release sockets: single frame and continuous running
movie light socket: screw type
flash synchronization socket: yes
film counter: yes
handle: fixed, chamber for penlite batteries
film drive motor: DC micromotor
battery check button: yes
power source: 4 x AA batteries \ 1 x PX14, 2.7 V button cell for light meter
weight: 1450 g
dimensions: 63 x 195 x 235 mm
tripod socket: 1/4"
made in Japan by Cosina
It is same as Cosina Professional 746, but with different chassis.