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:
Jun. 05, 2018
Filed:
Dec. 31, 2013
Sintai Optical (Shenzhen) Co., Ltd., Shenzhen, Guandong Province, CN;
Asia Optical International Ltd., Tortola, GB;
Chia-Chi Tang, Taichung, TW;
Tzu-Ching Liao, Taichung, TW;
SINTAI OPTICAL (SHENZHEN) CO., LTD., Shenzhen, Guandong Province, CN;
ASIA OPTICAL INTERNATIONAL LTD., Tortola, VG;
Abstract
A sight includes a cylinder, a first lens, a first lens seat, and at least one first elastic member. The first lens is disposed in the cylinder. The first lens seat carrying the first lens is disposed in the cylinder. The first elastic member is disposed between an outer surface of the first lens seat and an inner periphery of the cylinder, wherein the first lens seat is tightly fitted with the cylinder and light enters the cylinder through the first lens.