Device and method for filming a dimly illuminated object

A - Human Necessities – 61 – B

Patent

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A61B 3/14 (2006.01) H04N 9/097 (2006.01) A61B 3/12 (2006.01)

Patent

CA 2311791

A device for filming a dimly illuminated object, especially the eye, comprises a source of light for illuminating the object/eye, a light amplifier (8, 9, 10) for amplifying the light reflected from the object/eye, and filming picture recording equipment (11, 12, 13). The source of light is a source of white light with a low intensity of the emitted light. The device comprises means (3, 5) for separating at least two of the three primary colours from the reflected light, a light amplifier (8, 9, 10) for amplifying the light for each separated primary colour, and filming picture recording equipment (11, 12, 13) for recording the amplified light for each separated primary colour. A method for filming the object/eye can be carried out by means of the device.

Dispositif servant à filmer un objet éclairé faiblement, en particulier l'oeil, et comprenant une source de lumière servant à éclairer cet objet/oeil, un amplificateur de lumière (8, 9, 10) servant à amplifier la lumière réfléchie par l'objet/oeil, ainsi qu'un équipement d'enregistrement (11, 12, 13) des images filmées. Cette source de lumière consiste en une source de lumière blanche de faible intensité. Ce dispositif comprend des moyens (3, 5) servant à séparer au moins deux des trois couleurs primaires de la lumière réfléchie, un amplificateur de lumière (8, 9, 10) servant à amplifier la lumière pour chaque couleur primaire séparée et un équipement d'enregistrement (11, 12, 13) des images filmées servant à enregistrer la lumière amplifiée pour chaque couleur primaire séparée. Ce dispositif permet de mettre en application un procédé servant à filmer l'objet/oeil.

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