{
  "$type": "site.standard.document",
  "description": "A surveying instrument includes a distance measuring unit which irradiates an object with the distance measuring light and measures a distance to the object based on the reflected distance measuring light from the object, wherein the distance measuring unit includes a distance measuring light…",
  "path": "/patents/1293780",
  "publishedAt": "2021-06-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C15/02",
    "TOPCON Corporation"
  ],
  "textContent": "A surveying instrument includes a distance measuring unit which irradiates an object with the distance measuring light and measures a distance to the object based on the reflected distance measuring light from the object, wherein the distance measuring unit includes a distance measuring light projecting module configured to project the distance measuring light and a distance measuring light receiving module configured to receive the reflected distance measuring light, the distance measuring light receiving module includes a dichroic prism and a light receiving module, and the dichroic prism is configured in such a manner that the reflected distance measuring light is internally reflected in the dichroic prism at least three times and then received by the light receiving module.",
  "title": "Surveying Instrument"
}