US Patent 8385009 Scanner lens
Patent 8385009 was granted and assigned to Asia Optical International Ltd. on February, 2013 by the United States Patent and Trademark Office.
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Patent abstract
A scanner lens includes a first lens, a second lens, and a third lens. The first lens is provided with a first focal length. The first, second, and third lenses are sequentially arranged from an object end to an imaging end and are respectively provided with a plus diopter, a minus diopter, and a plus diopter. At least one of the first, second, and third lenses comprises an aspheric lens. The ratio of the first focal length to a system focal length of the scanner lens ranges between 1 and 2.
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Patent Inventor Names
Chun-Hong Chen0
Jian-Wei Lee0
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US Patent 08385009 Scanner lens US Patent 8385009 Scanner lens
Infobox
Patent Number
083850090
Patent Number
83850090
Edits on 25 Apr, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
083850090
Date of Patent
February 26, 2013
0Patent Application Number
128784590
Date Filed
September 9, 2010
0Patent Primary Examiner
Edits on 16 Dec, 2021
Golden AI
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Infobox (+8 properties)
US Patent 08385009 Scanner lens
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08385009
Date of patent
February 26, 2013
Patent application number
12878459
Date Filed
September 9, 2010
Patent primary examiner
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