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> |