{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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    "size": 114313
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  "description": "A dual light path forming type projection optical system may include a reflector allowing light generated from a light source to be formed into a lower reflecting light reflected to an upward path directing upward and an upper reflecting light reflected to a downward path directing downward, a…",
  "path": "/patents/1385143",
  "publishedAt": "2017-11-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F21S48/1721",
    "Hyundai Motor Company"
  ],
  "textContent": "A dual light path forming type projection optical system may include a reflector allowing light generated from a light source to be formed into a lower reflecting light reflected to an upward path directing upward and an upper reflecting light reflected to a downward path directing downward, a prism lens allowing the upper reflecting light to be emitted as a prism low beam in which the downward path is changed into the upward path and allowing the prism low beam to be changed into a prism high beam by changing an incident angle of the upper reflecting light, and an aspheric lens for generating a low beam by allowing the prism low beam to be added to the lower reflecting light and generating a high beam by allowing the prism high beam to be added to the lower reflecting light.",
  "title": "DUAL LIGHT PATH FORMING TYPE PROJECTION OPTICAL SYSTEM AND HEAD LAMP AND VEHICLE TO WHICH THE SAME OPTICAL SYSTEM IS APPLIED"
}