Flashlight illuminator for a night vision device

Details Flashlight illuminator for a night vision device Flashlight illuminator for a night vision device

F - Mech Eng,Light,Heat,Weapons

21

V

F21V 33/00 (2006.01) F21V 21/29 (2006.01) F41G 1/34 (2006.01) G02B 23/12 (2006.01) G02B 27/02 (2006.01) G02F 1/39 (2006.01)

Patent

CA 2214031

An illuminator device for a night vision apparatus, the illuminator device providing supplemental illumination of remotely located objects to be viewed through the night vision apparatus under a low light condition. The illuminator device (10) comprises a housing (12), light source (24) coupled to one end of the housing for generating a light to illuminate the remotely located objects. The illuminator device further comprises focusing lens (94) for condensing the light generated by the light source into a concentrated light beam having a pattern of consistent brightness which enables substantially long range illumination. The focusing lens is located a given distance away from the light source in a location which is remote from the end of the housing.

Cette invention concerne un dispositif d'éclairage destiné à un appareil de vision nocturne, ledit dispositif d'éclairage assurant l'éclairage supplémentaire nécessaire pour visualiser des objets éloignés au moyen d'un appareil de vision nocturne, et ce dans des conditions de faible luminosité. Ce dispositif d'éclairage (10) comporte un boîtier (12) et une source lumineuse (24) couplée à une extrémité du boîtier de façon à produire une lumière permettant d'éclairer des objets éloignés. Il comporte également une lentille de focalisation (94) conçue pour concentrer la lumière produite par la source lumineuse en un faisceau lumineux concentré, caractérisé par une luminosité stable, qui permet principalement un éclairage de longue portée. La lentille de focalisation se trouve placée à une distance donnée de la source lumineuse, en un point éloigné de l'extrémité du boîtier.

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