Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jen-Hui Chuang0
Yen-Shuo Lin0
Yi-Yu Hsieh0
Date of Patent
November 20, 2018
0Patent Application Number
144819010
Date Filed
September 9, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A trial frame includes a trial frame body and at least one measurement subject having a visual invariant geometric characteristic. The trial frame body has at least one key parameter. The measurement subject is disposed on the trial frame body and collaborates with a measurement method. A two-dimensional image of the measurement subject is recorded by an image capturing device when the trial frame body fits to a user, and the key parameter is deduced from the two-dimensional image of the measurement subject.
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