US Patent 7167317 Objective optical system employing grin lens
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Patent Inventor Names
Eun-hyoung Cho0
Hae-sung Kim0
Jin-seung Sohn0
Mee-suk Jung0
Myung-bok Lee0
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Patent abstract
Provided is an objective optical system employing a gradient index (GRIN) lens. A refractive index of the GRIN lens is changed in an axial direction and a direction perpendicular to the axial direction. The GRIN lens has a refractive index n satisfying the following equation:
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US Patent 07167317 Objective optical system employing grin lens US Patent 7167317 Objective optical system employing grin lens
Infobox
Patent Number
071673170
Patent Number
71673170
Edits on 22 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
071673170
Date of Patent
January 23, 2007
0Patent Application Number
108715670
Date Filed
June 21, 2004
0Official Website
Patent Primary Examiner
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US Patent 07167317 Objective optical system employing grin lens
Infobox
Is a
Patent jurisdiction
Patent number
07167317
Date of patent
January 23, 2007
Patent application number
10871567
Date Filed
June 21, 2004
Patent primary examiner
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