发明名称 VEHICLE LIGHTING APPLIANCE
摘要 <p>PROBLEM TO BE SOLVED: To easily form an oblong light distribution pattern.SOLUTION: A vehicle lighting appliance 1 is a direct projection lighting appliance which comprises an LED 2, and a lens part 31 arranged in front of the LED 2, having a focus point positioned in the vicinity of the LED 2, and radiating light emitted from the LED 2 frontward. The lens part 31 is formed into a substantially semi-cylindrical shape having a center axis which passes through the LED 2 and progresses along the vertical direction, and an incident face or an emission face is a Fresnel face having a plurality of serration grooves which are parallel with a face orthogonal to the vertical direction.</p>
申请公布号 JP2014137902(A) 申请公布日期 2014.07.28
申请号 JP20130005844 申请日期 2013.01.17
申请人 STANLEY ELECTRIC CO LTD 发明人 SHIBUE TSUNEHISA
分类号 F21S8/12;F21S8/10;F21Y101/02 主分类号 F21S8/12
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