Light collimating and distributing apparatus

Details Light collimating and distributing apparatus Light collimating and distributing apparatus

G - Physics

02

B

G02B 27/30 (2006.01) G02B 3/02 (2006.01) G02F 1/13357 (2006.01)

Patent

CA 2379831

In a device for directing light longitudinally forwardly, the combination comprises a light source (101), a drum lens (104) having a body extending about the light source, for refracting light from the source; a light reflector (125) extending about the drum lens body for forwardly re-directing refracted light received from the drum lens body, the drum lens and reflector defining a longitudinally forwardly of the light source to refract light received from the source to be transmitted in a forward direction.

L'invention concerne un dispositif de direction de la lumière longitudinalement et vers l'avant. Cet assemblage comporte une source de lumière (101), une lentille de Fresnel (104) possédant un corps orienté en direction de la source de lumière, afin de réfracter la lumière de la source; un réflecteur de lumière (125), orienté vers le corps de la lentille de Fresnel, afin de rediriger vers l'avant la lumière réfractée, reçue par le corps de la lentille de Fresnel, cette dernière et le réflecteur définissant un axe optique orienté vers l'avant et longitudinalement; et enfin une lentille asphérique placée longitudinalement et vers l'avant de la source de lumière, afin de réfracter la lumière reçue de la source pour la transmettre vers l'avant.

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