Film equipment designer, director, operator. In the 1920s, the operator of the Moscow newsreel studio. In the early 1930s, he moved to film studios at the studio. There he is working on the creation of the first domestic film camera. Since 1932, working in the Moscow workshops of «Soyuzkinohronika», together with his brother Nikolay, they created the first sound filming apparatus, the «Khronikon», which was widely used in newsreels. In 1937, at the Moscow Experimental Film Equipment Plant, he invented the «Konvas» film camera with a tripod for it, and in 1940, «Konvas-zvuk» for simultaneous image shooting and sound recording on one film. Brother - Nikolay Dmitrievich Konstantinov (1900-1960), operator, designer of filming equipment.
