Sep 1, 2026

US12723843 - Optical sight and information display method

An optical sight is attached to a gun for use, including: an optical system, allowing a user to visually recognize a target serving as a sight target; a housing, accommodating the optical system; and an information display part, displaying information toward the user. The information display part is installed within the housing together with the optical system, so as to display the information around a field of view that the optical system allows the user to perform visual recognition.

Assignee: LIGHT OPTICAL WORKS, LTD.
Inventors: Kensuke Sakai, Kan Hanaoka, Takashi Abe, Wataru Kawai, Kenichi Seki
Filing date: 2025-03-30

opticalsightgunfirearm

The patent describes an optical sight for firearms that integrates an optical system with an information display part, allowing users to visually recognize targets while receiving additional information. The design ensures that the display is positioned within the housing to provide information without obstructing the user’s field of view.

Claim 1

1 . An optical sight that is attached to a gun for use, comprising: an optical system, allowing a user to visually recognize a target serving as a sight target, wherein the optical system comprises an objective system, an erecting system, an eyepiece system and a viewing ring, the objective system forms an inverted image of the target on a first focal plane, the erecting system forms an erect image obtained by inverting the inverted image on a second focal plane, the eyepiece system allows the user to visually recognize the erect image formed on the second focal plane, and the viewing ring is arranged between the erecting system and the eyepiece system; a housing, accommodating the optical system; and an information display part, attached to the viewing ring and displaying information toward the user, wherein the information display part is installed within the housing together with the optical system, so as to display the information around a field of view that the optical system allows the user to perform visual recognition, wherein the second focal plane is closer to the information display part than the first focal plane. an optical system, allowing a user to visually recognize a target serving as a sight target, wherein the optical system comprises an objective system, an erecting system, an eyepiece system and a viewing ring, the objective system forms an inverted image of the target on a first focal plane, the erecting system forms an erect image obtained by inverting the inverted image on a second focal plane, the eyepiece system allows the user to visually recognize the erect image formed on the second focal plane, and the viewing ring is arranged between the erecting system and the eyepiece system; a housing, accommodating the optical system; and an information display part, attached to the viewing ring and displaying information toward the user, wherein the information display part is installed within the housing together with the optical system, so as to display the information around a field of view that the optical system allows the user to perform visual recognition, wherein the second focal plane is closer to the information display part than the first focal plane.

Google Patents

https://patents.google.com/patent/US12723843

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12723843