Patent ID: 9429652
Filing Date: 2016-08-30
CPC Classification: G01C,G01S

Claim Text:
1. An apparatus for measuring a distance, the apparatus comprising: a light transmitter including a light source configured to emit a light, and a collimator lens configured to emit a light by converting the light emitted from the light source to a collimation light; and a light receiver including a first mirror configured to reflect the collimation light emitted from the collimator lens to an object, a lens configured to concentrate a light reflected or dispersed from the object to a spot, and a photo-detector on which a spot is formed, wherein an optical axis of the light source matches a rotation shaft of the photo-detector, the light transmitter is fixed, and the light receiver rotates about the optical axis of the light source, and wherein the first mirror rotates according to rotation of the light receiver.