发明名称 VEHICULAR LAMP
摘要 A vehicular lamp includes a projection lens with an optical axis extending in a longitudinal direction of a vehicle and a light source with a light emission portion. The light emission portion is directly incident to the projection lens. The projection lens has a plurality of lens areas with different focal points, with the lens areas centered on the optical axis and disposed on generally concentric circles. The focal points corresponding to the plurality of lens areas have respectively different positions on the optical axis.
申请公布号 US2008170409(A1) 申请公布日期 2008.07.17
申请号 US20080013802 申请日期 2008.01.14
申请人 KOITO MANUFACTURING CO., LTD. 发明人 TENDO HIROKI;TAJIMA TAKEHIKO
分类号 B60Q1/00;H01J9/00 主分类号 B60Q1/00
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