The RO4-1 lens was used for filming with a KS-50B film camera and aerial filming with an AKS-1, 2 camera. Wide-angle six-lens anastigmat. Equipped with an iris diaphragm. Resolution: center - 30 lines/mm, edge - 15 lines/mm.
The AKS-2 camera was intended for filming air and ground objects in order to control combat operations: air combat, attack and bombing, as well as for educational and training purposes. It could be used for handheld shooting and as a stationary installation with remote control. It was used, along with other film cameras, for filming Soviet missile launches, as well as for testing aircraft, atomic bombs, etc.
Use of a lens on mirrorless digital cameras is possible ( after completion ) . The RO4-1 lens can be installed in the housing from the Industar 50 lens (preferably with m39 threaded mount)
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