The Dekko has a Dallmeyer one inch f/1.9-16 lens with helical focusing and a screw mount , interchangeable with a Dallmeyer Popular Telephoto three inch f/4-32 lens with helical focusing. The clockwork motor has variable speeds of eight, 16 and 64 frames per second as well as a single frame facility. The camera has a direct vision optical finder with frames marked for 20mm, 25mm and 75mm lenses and a rotary footage counter. The Dekko was a neat, spring-driven camera and could give a speed of up to 64 frames per second, making it ideal for family use.
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