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:
Mar. 24, 2026
Filed:
Dec. 21, 2023
Aac Optics (Changzhou) Co., Ltd., Changzhou City, CN;
Zhanli Guo, Changzhou, CN;
AAC OPTICS (CHANGZHOU) CO., LTD., Changzhou City, CN;
Abstract
The present application relates to the field of optical lenses and discloses a microscope objective lens. The microscope objective lens includes in order from the emitting side to the objective side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens, a tenth lens, an eleventh lens, and a twelfth lens, and the following relationship expressions are satisfied: 1.50≤NA*f≤3.00; 0.15≤d4/TTL≤0.25; 5.00≤f12/f≤15.00; −7.00≤(R23+R24)/(R23−R24)≤−1.50. The microscope objective lens of the present application is capable of being used as a lens of the microscope with good optical performance, a large numerical aperture, and a wide working band with a magnification of 50 times.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile