marketed in 1970-71
silent super 8 cartridge
lens: Super Zoom f: 1.8 \ F: 10-30 mm
zooming ratio: 3x
zooming: auto and manual
filter size: ?
viewfinder: single-lens reflex with adjustable eyepiece
viewfinder information: ?
exposure: auto and manual exposure; TTL EE, CdS cell
film speed: auto for 25/40, 40/64, 64/100, 100/160, 160/250 ASA (daylight/tungsten)
CCA filter: built-in 85A filter; coupled with movie light socket
filming speed: 24 fps
shutter opening angle: <180 degrees
sound: double-system, socket for sound recording on synchronized tape recorder (1)
remote control socket: yes
movie light socket: screw type
film counter: 0-50 ft
film drive motor: DC micromotor
battery checker: yes
power source: 4 x AA batteries \ 1 x button cell for light meter
tripod socket: 1/4"
made in Japan by [Yashica ?]
Test report on Synchronex Mark I and Mark IV: Movie Maker Magazine, March 1972.
(1) Synchronex Super8 System consists of the camera and a synchronised c-cassette player. After you finished taking your images, you placed both the film cartridge and the matching tape cassette in a prepaid mailing bag and you mailed to Synchronex Laboratories in New York. Your films were returned to your magnetically striped and lip-synchronized, ready to be played back on any Super8 sound-on-film (magetic) projector.
United States Patent 3297835, Moving picture camera switch with improved rotary contact disc structure, filing date 12/03/1965, publication date 10/01/1967, Jesse L Colodner & Pearl River, asignee to International Camera Corporation, New York, New York.
United States Patent 3582196, Scene commencement indicating device for combination motion picture camera and tape recorder, filing date 12/06/1968, publication date 06/01/1971, Jesse L Colodner & Pearl River, asignee to The Synchronex Corporation, New York, New York.
United States Patent 3583796, Synchronization of pre-recorded audio tape signals of motion picture film, filing date 11/05/1968, publication date 06/08/1971, Jesse L Colodner & Pearl River, asignee to The Synchronex Corporation, New York, New York.