The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 15, 2018

Filed:

Apr. 28, 2017
Applicant:

Hong Kong Applied Science and Technology Research Institute Company Limited, Shatin, HK;

Inventors:

Vladislav Nikitin, Ma On Shan, HK;

Anna Liu, Ma On Shan, HK;

Changli Wu, Shen Zhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/00 (2006.01); G01N 21/88 (2006.01); G01N 21/958 (2006.01); H04N 17/00 (2006.01);
U.S. Cl.
CPC ...
G01N 21/8806 (2013.01); G01N 21/958 (2013.01); H04N 17/002 (2013.01); G01N 2021/8825 (2013.01); G01N 2021/8835 (2013.01); G01N 2021/8841 (2013.01); G01N 2021/9583 (2013.01);
Abstract

An apparatus for inspecting a light transmissive optical component comprises an image capturing module arranged on a first side of a support configured to hold a light transmissive optical component while it is being inspected. One or more first illuminating means are arranged on the first side of the support and adapted to illuminate from a first side of a light transmissive optical component held by the support. One or more second illuminating means are arranged on a second side of the support and adapted to illuminate from a second side of the light transmissive optical component held by the support, the second side of the support opposing the first side of said support. One or more third illuminating means arranged on the second side of the support and adapted to provide transmissive illumination at the second side of the light transmissive optical component held by the support, the third illuminating means comprises one or more of an illuminating surface and a light blocking surface selectively operable and are arranged to face and substantially align with the second illuminating means on the second side of the support.


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