US Patent 7209300 Wide-angle lens system
Patent 7209300 was granted and assigned to Pentax on April, 2007 by the United States Patent and Trademark Office.
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Patent Inventor Names
Sachiko Ryu0
Takayuki Ito0
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Article (+222 characters)
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Patent abstract
A wide-angle lens system includes a positive front lens group, a diaphragm, and a positive rear lens group. The front lens group includes a negative first-sub-lens group and a positive second-sub-lens group.
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US Patent 07209300 Wide-angle lens system US Patent 7209300 Wide-angle lens system
Infobox
Patent Number
072093000
Patent Number
72093000
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
072093000
Date of Patent
April 24, 2007
0Patent Application Number
113021630
Date Filed
December 14, 2005
0Official Website
Patent Primary Examiner
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Website URL
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US Patent 07209300 Wide-angle lens system
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07209300
Date of patent
April 24, 2007
Patent application number
11302163
Date Filed
December 14, 2005
Patent primary examiner
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