G - Physics – 07 – D
Patent
G - Physics
07
D
G07D 7/00 (2006.01) G06K 7/10 (2006.01)
Patent
CA 2153252
A viewing device to aid in authenticating an optical surface (100). The device includes a laser diode (101) which produces a beam of light (103). The device includes a viewing screen (107) which receives a diffracted image produced by the beam (103) illuminating the surface (100). The device further includes a lens system (102) which causes the diffracted beam to be focused on the viewing screen (107).
L'invention concerne un dispositif de visualisation servant à authentifier une surface optique (100), ce dispositif comprenant une diode laser (101) produisant un faisceau lumineux (103), un écran de visualisation (107) recevant une image diffractée produite par le faisceau (103) éclairant la surface (100), ainsi qu'un système de lentille (102) provoquant la focalisation sur l'écran de visualisation (107) du faisceau diffracté.
Atherton Peter Samuel
Bullock Graeme
Duell Graham
Flynn Daphne
Martinuzzo Steven
Gowling Lafleur Henderson Llp
Mikoh Technology Limited
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