Combined observation and emission device for use in pair of binoculars to point out distant object, has radiative source including sufficient emission power such that image point corresponding to emission direction of source is detected

The device has a laser emission type radiative source e.g. pen type laser pointer, located inside a spectral field of sensitivity of photosensitive elements of an image sensor and outside determined spectral observation interval determined by a cut filter. The cut filter includes a residual transmis...

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1. Verfasser: PATRY PHILIPPE
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:The device has a laser emission type radiative source e.g. pen type laser pointer, located inside a spectral field of sensitivity of photosensitive elements of an image sensor and outside determined spectral observation interval determined by a cut filter. The cut filter includes a residual transmission for emission radiation produced by the source. The radiative source includes sufficient emission power such that an image point corresponding to an emission direction of the source is detected by the image sensor through the cut filter when an optical coupler is in an active position. An independent claim is also included for a method for visualizing an emission direction of a combined observation and emission device. Un dispositif combiné d'observation et d'émission (100) permet de visualiser une direction de l'émission (D ) bien que le rayonnement de ladite émission soit situé en dehors de l'intervalle spectral d'observation. Un tel dispositif permet d'éclairer à distance et sélectivement un objet dans une scène qui est observée en lumière visible, sans que le rayonnement d'émission qui produit l'éclairage soit visible à l'œil nu pour un témoin de la scène.