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Patent Searching and Data


Title:
DEIVCES AND METHODS FOR DETECTING AND REMOVING VAPOR
Document Type and Number:
WIPO Patent Application WO/2018/041109
Kind Code:
A1
Abstract:
The present disclosure relates to devices and methods for detecting and removing vapor for an imaging acquisition device. A device for detecting and removing vapor may include a first light guide. The first light guide may include a first end to receive a light beam, and a second end to output the light beam at a predetermined angle with respect to a reference plane, so that when the light beam enters a target light transmission media from the first light guide, the light beam substantially perfectly reflects between a first surface and a second surface of the target light transmission media. The first surface and second surface may substantially parallel to the reference plane.

Inventors:
QIN FEI (CN)
YANG ZHIQIANG (CN)
JIN LIHE (CN)
WANG YANPENG (CN)
LI YIWEI (CN)
ZHU XUANXUAN (CN)
Application Number:
PCT/CN2017/099534
Publication Date:
March 08, 2018
Filing Date:
August 29, 2017
Export Citation:
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Assignee:
ZHEJIANG DAHUA TECHNOLOGY CO (CN)
International Classes:
H04N5/225
Foreign References:
CN201392312Y2010-01-27
CN204156981U2015-02-11
CN104580654A2015-04-29
CN106851061A2017-06-13
Other References:
See also references of EP 3488602A4
Attorney, Agent or Firm:
METIS IP (CHENGDU) LLC (CN)
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