He remained an important factor in the film business during World War II.
One of his most unusual works might been his collaboration as a cinematographer for Hans Hass' expedition to the Galapagos Island. They worked there from 1953 to 1954.
The cinematographer Konstantin Irmen-Tschet was born as Konstantin Cetverikov in Moscow. He was adopted later and since than his name was Konstantin Irmen-Tschet.
He went to Germany at the beginning of the 20s where he soon entered the film business.
From 1925 he was employed as a cameraman in the large German film industry. In these early years he was known for his skill for filming special effects.
His last important feature movies came in Switzerland into being for the director Franz Schnyder.
He was among others the assistant of the cinematographer Günther Rittau before he was part of the special effects of Fritz Lang's movies "Metropolis" (1927) and "Frau im Mond" (1929).
During the Nazi era, he shot a number of Lilian Harvey films, Marika Rökk musicals as well as the epic The Adventures of Baron Munchausen (1943).
He became a demanded cinematographer in the 30s and Konstanin Irmen-Tschet was part of many popular productions.
Irmen-Tschet emigrated to Germany following the Russian Revolution, and worked at first in the theatre.