Three-dimensional scanner with spectroscopic energy detector
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H04N-001/04
H04N-001/036
H04N-001/00
출원번호
US-0257216
(2014-04-21)
등록번호
US-9113023
(2015-08-18)
우선권정보
DE-10 2009 055 988 (2009-11-20)
발명자
/ 주소
Bridges, Robert E.
Becker, Reinhard
출원인 / 주소
FARO TECHNOLOGIES, INC.
대리인 / 주소
Cantor Colburn LLP
인용정보
피인용 횟수 :
9인용 특허 :
377
초록▼
A laser scanner has a light emitter, a rotary mirror, a light receiver, a first beam splitter to send electromagnetic energy from an electromagnetic energy generator into the environment, a second beam splitter to send reflected electromagnetic energy to a spectroscopic energy detector, and a contro
A laser scanner has a light emitter, a rotary mirror, a light receiver, a first beam splitter to send electromagnetic energy from an electromagnetic energy generator into the environment, a second beam splitter to send reflected electromagnetic energy to a spectroscopic energy detector, and a control and evaluation unit, the spectroscopic energy detector configured to determine wavelengths in the reflected electromagnetic energy.
대표청구항▼
1. A laser scanner for optically scanning and measuring an object in an environment, the laser scanner comprising: a light emitter, a rotary mirror, and a light receiver, the light emitter configured to emit an emission light beam, the light receiver configured to receive a reception light beam, the
1. A laser scanner for optically scanning and measuring an object in an environment, the laser scanner comprising: a light emitter, a rotary mirror, and a light receiver, the light emitter configured to emit an emission light beam, the light receiver configured to receive a reception light beam, the emission light beam being reflected by the rotary mirror to the object, a portion of the emission light beam being reflected by the object to produce the reception light beam;an electromagnetic energy generator configured to emit a first electromagnetic energy, a first beam splitter configured to send the first electromagnetic energy into the environment to illuminate the object;a second beam splitter and a spectroscopic energy detector, the second beam splitter configured to pass the first electromagnetic energy reflected by the illuminated object to the energy detector and to pass the reception light beam to the light receiver, the spectroscopic energy detector configured to determine a plurality of wavelengths in the reflected first electromagnetic energy; anda control and evaluation unit configured to determine, for a multitude of measuring points, a distance to the object based at least in part on the reception light beam, the control and evaluation unit further configured to link the distance to the first electromagnetic energy received by the energy detector. 2. The laser scanner of claim 1, the control and evaluation unit further configured to determine a composition of the object based at least in part on the plurality of wavelengths in the first electromagnetic energy. 3. The laser scanner of claim 1, the laser scanner further including a receiver lens, the reception light beam being reflected by the rotary mirror and passing through the receiver lens, the receiver lens having an optical axis. 4. The laser scanner of claim 3, the laser scanner further including a color camera configured to take colored pictures of the object. 5. The laser scanner of claim 4, wherein the control and evaluation unit is further configured, for the plurality of measuring points, to link the determined distances to the colored pictures. 6. The laser scanner of claim 4, wherein the color camera is arranged on the optical axis of the receiver lens. 7. The laser scanner of claim 1, wherein the energy detector detects energy selected from the group consisting of infrared energy, ultraviolet energy, X-ray energy, and millimeter wave energy. 8. The laser scanner of claim 1, wherein the first beam splitter is between the second beam splitter and the energy detector. 9. The laser scanner of claim 1, wherein the second beam splitter is between the first beam splitter and the energy detector. 10. The laser scanner of claim 1, further including a second lens, the second lens being placed in front of the energy detector. 11. The laser scanner of claim 10, wherein the second lens is configured to focus the first wavelength of electromagnetic energy onto the energy detector. 12. The laser scanner of claim 1, wherein the first beam splitter is a dichroic beam splitter. 13. The laser scanner of claim 1, wherein the second beam splitter is a dichroic beam splitter.
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