The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 2026
Filed:
Feb. 15, 2022
Osong Medical Innovation Foundation, Cheongju-si, KR;
Hyeon Jin Bang, Cheongju-si, KR;
Seung Rag Lee, Sejong, KR;
Byung Jun Park, Sejong, KR;
Ki Ri Lee, Sejong, KR;
Eung Jang Lee, Seoul, KR;
OSONG MEDICAL INNOVATION FOUNDATION, Cheongju-si, KR;
Abstract
An ultra-compact lens system for fluorescence imaging includes a first lens, a second lens and third lens. The first lens has a Meniscus shape including first and second surfaces facing each other. The first surface is concave, and each of the first and second surfaces is an aspherical surface. The second lens is adjacent to the first lens and includes third and fourth surfaces facing each other. Each of the third and fourth surfaces is convex and aspherical surface. The third lens is adjacent to the second lens and includes fifth and sixth surfaces facing each other. Each of the fifth and sixth surfaces is concave and aspherical surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile