Patent ID: 9719648
Date: 2017-08-01
CPC Classifications: F21S,F21Y,G02B

Claim:
1. An automobile lamp having a lighting pattern with a light-and-shade contrast, comprising: a light guiding pipe having a light input surface and a light output portion at two ends of the light guiding pipe respectively, a light refracting groove being arranged at a bottom surface formed in front of the light output portion of the light guiding pipe, the light refracting groove including a long inclined surface and a short inclined surface, and the long inclined surface being arranged adjacent to the light input surface; a projecting lens, having a light input surface and an arc light output surface, the light input surface of the projecting lens facing the light output portion of the light guiding pipe; and a lightening body, projecting an original light source opposite to the light input surface of the light guiding pipe, one part of lights of the lightening body being guided by the light guiding pipe to the projecting lens for projecting a lighting pattern with a light-and-shade cut-off line, and the other part of lights of the lightening body being guided by the long inclined surface of the light refracting groove toward the lighting pattern to partially overlap the lighting pattern, and then a left-side brightness and a right-side brightness of the lighting pattern forming light-and-shade contrast.