US Patent 9910191 Magnification loupe with aspherical lenses
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Patent abstract
The present invention relates to optical instruments, in particular to magnification loupes, stereo-magnification loupes and magnification viewers, such as those worn by dentists and surgeons. The objective lens of the optical instrument is protected from mechanical and/or chemical damage.
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US Patent 09910191 Magnification loupe with aspherical lenses US Patent 9910191 Magnification loupe with aspherical lenses
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Patent Number
0991019100
Patent Number
991019100
Edits on 29 Mar, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
099101910
Date of Patent
March 6, 2018
0Patent Application Number
125313010
Date Filed
February 26, 2008
0Patent Primary Examiner
Edits on 26 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
099101910
Date of Patent
March 6, 2018
0Patent Application Number
125313010
Date Filed
February 26, 2008
0Patent Primary Examiner
Edits on 19 Jan, 2022
Golden AI
Edits made to:
Infobox (+7 properties)
US Patent 09910191 Magnification loupe with aspherical lenses
Infobox
Is a
Patent jurisdiction
Patent number
09910191
Date of patent
March 6, 2018
Patent application number
12531301
Date Filed
February 26, 2008
Patent primary examiner
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