FIELD: optical devices for cinema and photography. SUBSTANCE: device has laser source 1, which is designed as gas laser, optical system which has diverging lens 4 and converging lens 5. Said optical system generates light beam 2. In addition device has photodetector 3. Laser source 1 is designed as ultraviolet nitrogen laser. Optical system which generates light beam 2 has ultraviolet light filters are located before photodetector 3. Device has luminescent screen 9 which shows picture. EFFECT: increased functional capabilities. 2 cl, 2 dwg
