G07F9/00—Details other than those peculiar to special kinds or types of apparatus
G07F9/02—Devices for alarm or indication, e.g. when empty; Advertising arrangements in coin-freed apparatus
G—PHYSICS
G02—OPTICS
G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
Control Of Vending Devices And Auxiliary Devices For Vending Devices
(AREA)
Appareil permettant de controler le fonctionnement de fusibles sous forme de cartouches, et accessoirement pouvant etre utilise comme une lampe d'appoint
Dispositif electronique pour synchroniser le depart de l'eclair du flash sur la fenetre du deuxieme rideau de l'obturateur d'un appareil photo