Optical sighting device with variable aiming point

Abstract

An optical sighting device is provided. The optical sighting device includes: a transmissive screen disposed at a first end of the optical sighting device, the transmissive screen comprising a concave surface; and a display device disposed at a second end of the optical sighting device, the display device configured to project a first pattern alone or project the first pattern and a second pattern together on the transmissive screen. The first pattern and the second pattern have different shapes; and the first pattern has a geometric center, and the second pattern surrounds the first pattern radially outward from the geometric center.

What is claimed is: 
     
         1 . An optical sighting device, comprising:
 a transmissive screen disposed at a first end of the optical sighting device, the transmissive screen comprising a concave surface; and   a display device disposed at a second end of the optical sighting device, the display device configured to project a first pattern alone or project the first pattern and a second pattern together on the transmissive screen, wherein:   the first pattern and the second pattern have different shapes; and   the first pattern has a geometric center, and the second pattern surrounds the first pattern radially outward from the geometric center.   
     
     
         2 . The optical sighting device according to  claim 1 , wherein the display device comprises:
 a substrate;   a light shielding layer disposed on the substrate;   a covering layer disposed above the substrate, the covering layer covering the light shielding layer;   a first conductive layer disposed above the covering layer;   a plurality of organic emitting layers disposed above the first conductive layer; and   a second conductive layer disposed above the organic emitting layers.   
     
     
         3 . The optical sighting device according to  claim 2 , wherein the first conductive layer has a first portion corresponding to the first pattern and a second portion corresponding to the second pattern. 
     
     
         4 . The optical sighting device according to  claim 3 , wherein an annular gap exists between the second portion and the first portion of the first conductive layer, and in a top view, the light shielding layer covers the annular gap. 
     
     
         5 . The optical sighting device according to  claim 4 , wherein in the top view, the light shielding layer partially overlaps the first portion of the first conductive layer, and in the top view, the light shielding layer partially overlaps the second portion of the first conductive layer. 
     
     
         6 . The optical sighting device according to  claim 1 , further comprising a button configured to control the display device to project the first pattern alone or project the first pattern and the second pattern together. 
     
     
         7 . The optical sighting device according to  claim 3 , wherein the first portion of the first conductive layer has a solid geometric shape, and the second portion of the first conductive layer surrounds the first portion and has an opening. 
     
     
         8 . The optical sighting device according to  claim 7 , wherein the second pattern has an inner periphery proximate to the first pattern and an outer periphery distal from the first pattern, wherein the inner periphery of the second pattern maintains equal spacing or unequal spacing from the first pattern. 
     
     
         9 . The optical sighting device according to  claim 7 , wherein the display device further comprises a protrusion disposed on the first conductive layer, and wherein the first conductive layer further has a third portion that is electrically connected to the first portion and extends through the opening of the second portion, and the protrusion is disposed on the third portion of the first conductive layer. 
     
     
         10 . The optical sighting device according to  claim 7 , wherein the first conductive layer further has a third portion that is electrically connected to the first portion and extends through the opening, the third portion does not contact the second portion, and the organic emitting layers cover the third portion. 
     
     
         11 . The optical sighting device according to  claim 3 , wherein the display device is further configured to project a third pattern on the transmissive screen, and the third pattern surrounds the second pattern radially outward from the geometric center. 
     
     
         12 . The optical sighting device according to  claim 11 , wherein the third pattern has an inner periphery proximate to the second pattern and an outer periphery distal from the second pattern, wherein the inner periphery of the third pattern maintains equal spacing from the second pattern. 
     
     
         13 . The optical sighting device according to  claim 11 , further comprising a button configured to control the display device to project on the transmissive screen:
 the first pattern alone;   the first pattern and the second pattern together; or   the first pattern, the second pattern, and the third pattern together.   
     
     
         14 . The optical sighting device according to  claim 4 , wherein the annular gap has a width in a range from 2 μm to 8 μm. 
     
     
         15 . The optical sighting device according to  claim 11 , wherein the first conductive layer has a third portion corresponding to the third pattern, and the third portion has an opening.