FIELD: demonstration devices.
SUBSTANCE: invention relates to demonstration devices intended for use in advertising and information purposes, and also for the purpose of demonstrating visual information, film, video and slide production. Demonstration device including a projection module optically coupled to a visual information display means, wherein the visual information display means is in the form of a flat element with a projection coating and has at least one through hole under the elevator display and/or an elevator call button.
EFFECT: technical result of the claimed invention is the expansion of the possibilities of placing a demonstration device, in particular, the possibility of placing a demonstration device on a panel with an elevator display and/or with an elevator call button while maintaining their destination, and increasing the effectiveness of its use due to guaranteed visual contact with the target audience.
16 cl, 2 dwg
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