FIELD: devices for forming images in products made of transparent material or material with low transparency for visible radiation.
SUBSTANCE: in accordance to invention, as radiation, wave components of copper-vapor laser impulse are used, divided in time. Device contains copper-vapor impulse laser, radiation transportation system with delay line and two telescopic systems, and a focusing system. Image generation process is controlled by a computer.
EFFECT: invention makes it possible to produce high quality concealed and visible images in products, with high productiveness.
3 cl, 1 dwg
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