Title:
PROJECTION SYSTEM AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/106617
Kind Code:
A1
Abstract:
A projection system according to one embodiment of the present invention is provided with an image formation device, a projection lens, a measurement device, a control device, and a measurement assist device. The image formation device forms image light. The projection lens projects the image light. The measurement device makes a measurement of the image light. The control device controls the image formation device on the basis of an output from the measurement device. The measurement assist device is disposed between the image formation device and the projection lens, and is configured to be capable of selectively switching between a first state in which the image light is caused to enter the projection lens and a second state in which the image light is caused to enter the measurement device.
Inventors:
KIMOTO TAIYOU (JP)
Application Number:
PCT/JP2020/042384
Publication Date:
June 03, 2021
Filing Date:
November 13, 2020
Export Citation:
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
G03B21/00; G03B21/14; H04N5/74
Foreign References:
| JP2005165224A | 2005-06-23 | |||
| JP2010113009A | 2010-05-20 | |||
| JP2004226631A | 2004-08-12 | |||
| JP2014154673A | 2014-08-25 | |||
| JP2011158845A | 2011-08-18 | |||
| US20090009723A1 | 2009-01-08 | |||
| US20110242392A1 | 2011-10-06 |
Attorney, Agent or Firm:
OMORI, Junichi (JP)
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