Keystone XL 300 Power Zoom Electric Eye

marketed in 1973

silent super 8 cartridge

lens: Keytar Color Corrected f: 1.1 \ F: 8-24 mm

zooming ratio: 3x

focusing: fixed

zooming: auto and manual

filter size: ?

viewfinder: single-lens reflex with locable eye-sight adjuster

viewfinder information: ?

exposure: auto exposure control; not TTL EE, CdS cell

film speed: ?

CCA filter: built-in 85A filter, with filter switch

filming speed: 18 fps

shutter opening angle: 220 degrees

sound: no

remote control socket: no

cable release socket: no

movie light socket: kodak type

film counter: yes

handle: fixed

battery check button: yes

film drive motor: DC micromotor

power source: 3 x AA batteries only

weight: circa 800 g

dimensions: ?

tripod socket: 1/4"

made in Usa by Berkey Photo Inc