Light source and vehicle lamp
First Claim
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1. A light source device, comprising:
- a base having an upper surface and a cavity located at the upper surface;
an LED chip located adjacent the cavity of the base;
a resin portion located adjacent the LED chip;
an optical member disposed above the base and apart from the LED chip and having an inner surface;
a light shielding portion disposed on the inner surface of the optical member and configured to form a cutoff suited for a light distribution pattern; and
a fluorescent substance layer disposed at least in a region other than the light shielding portion on the inner surface of the optical member.
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Abstract
A light source for vehicles can include a base having a cavity formed on its upper surface, an LED chip mounted in the cavity of the base, a resin portion for sealing the LED chip in the cavity, an optical member disposed above the base and apart from the LED chip, a light shielding portion disposed on the inner surface of the optical member and which forms a cutoff suited for a light distribution pattern, and a fluorescent substance layer disposed at least in regions other than the light shielding portion on the inner surface of the optical member.
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Citations
26 Claims
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1. A light source device, comprising:
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a base having an upper surface and a cavity located at the upper surface;
an LED chip located adjacent the cavity of the base;
a resin portion located adjacent the LED chip;
an optical member disposed above the base and apart from the LED chip and having an inner surface;
a light shielding portion disposed on the inner surface of the optical member and configured to form a cutoff suited for a light distribution pattern; and
a fluorescent substance layer disposed at least in a region other than the light shielding portion on the inner surface of the optical member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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Specification