{
  "$type": "site.standard.document",
  "description": "A surveying apparatus including an objective lens (13); an irradiation unit for irradiating illumination light from the objective lens toward a reflector (2); a ranging unit for irradiating ranging light from the objective lens to measure a distance from the surveying apparatus to the reflector; an…",
  "path": "/patents/1071762",
  "publishedAt": "2005-12-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C15/002",
    "TOPCON CORP [JP]"
  ],
  "textContent": "A surveying apparatus including an objective lens (13); an irradiation unit for irradiating illumination light from the objective lens toward a reflector (2); a ranging unit for irradiating ranging light from the objective lens to measure a distance from the surveying apparatus to the reflector; an image sensor for outputting information on an image in a field of view based on light entering through the objective lens; an image processing circuit connected with the image sensor for processing the image information outputted from the image sensor; and a monitor connected with the image processing circuit for displaying an image, wherein a ranging-possible area and a position at which the reflector (2) is located based on the illumination light reflected from the reflector are displayed in a form of figure on the image displayed on the monitor.",
  "title": "Surveying apparatus"
}