Apparatus and method for calculating aiming point information
DC CAFCFirst Claim
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1. A reticle, comprising:
- a) a simultaneously visible primary horizontal cross-hair;
b) a simultaneously visible primary vertical cross-hair;
c) a plurality of simultaneously visible secondary horizontal cross-hairs intersecting at predetermined distances said simultaneously visible primary vertical cross-hair wherein said primary vertical cross hair and said secondary horizontal cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs; and
d) a plurality of simultaneously visible secondary vertical cross-hairs intersecting at predetermined distances at least some of said secondary horizontal cross-hairs wherein said secondary vertical cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs, wherein an intersection of at least one of said plurality of said simultaneously visible secondary vertical cross-hairs and at least one of said plurality of simultaneously visible secondary horizontal cross-hairs provides an aiming point.
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Abstract
The present invention relates to target acquisition and related devices, and more particularly to telescopic gunsights and associated equipment used to achieve shooting accuracy at, for example, close ranges, medium ranges and extreme ranges.
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Citations
38 Claims
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1. A reticle, comprising:
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a) a simultaneously visible primary horizontal cross-hair; b) a simultaneously visible primary vertical cross-hair; c) a plurality of simultaneously visible secondary horizontal cross-hairs intersecting at predetermined distances said simultaneously visible primary vertical cross-hair wherein said primary vertical cross hair and said secondary horizontal cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs; and d) a plurality of simultaneously visible secondary vertical cross-hairs intersecting at predetermined distances at least some of said secondary horizontal cross-hairs wherein said secondary vertical cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs, wherein an intersection of at least one of said plurality of said simultaneously visible secondary vertical cross-hairs and at least one of said plurality of simultaneously visible secondary horizontal cross-hairs provides an aiming point. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A reticle, comprising:
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a) a simultaneously visible primary horizontal cross-hair; b) a simultaneously visbile primary vertical cross-hair; c) two upper and two lower sections defined by said primary horizontal cross-hair and said primary vertical cross-hair; d) a plurality of simultaneously visible secondary horizontal cross-hairs intersecting at predetermined distances said primary vertical cross-hair wherein said primary vertical cross hair and said secondary horizontal cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs; e) a plurality of simultaneously visible secondary vertical cross-hairs intersecting at predetermined distances at least some of said secondary horizontal cross-hairs wherein said secondary vertical cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs; and f) an aiming point indicated in at least one of said two lower sections. - View Dependent Claims (23)
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24. A reticle, comprising
a) a simultaneously visible primary horizontal cross-hair; -
b) a simultaneously visible primary vertical cross-hair; c) a plurality of simultaneously visible secondary horizontal cross-hairs intersecting at predetermined distances said primary vertical cross-hair wherein said primary vertical cross hair and said secondary horizontal cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs; d) a plurality of simultaneously visible secondary vertical cross-hairs intersecting at predetermined distances at least some of said secondary horizontal cross hairs to provide an aiming point in a section of said reticle below said primary horizontal cross-hair wherein said secondary vertical cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs. - View Dependent Claims (25, 26)
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27. A target acquisition device, comprising:
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a) a housing mounted in a fixed, predetermined position relative to a firearm; b) an objective lens mounted in one end of said housing; c) an ocular lens mounted in the opposite end of said housing; and d) a reticle, comprising; 1) a simultaneously visible primary horizontal cross-hair; 2) a simultaneously visible primary vertical cross-hair; 3) a plurality of simultaneously visible secondary horizontal cross-hairs intersecting at predetermined distances said simultaneously visible primary vertical cross-hair wherein said primary vertical cross hair and said secondary horizontal cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs; and 4) a plurality of simultaneously visible secondary vertical cross-hairs intersecting at predetermined distances at least some of said secondary horizontal cross-hairs wherein said secondary vertical cross-hairs are selected from the group consisting of etched cross-hairs, engraved cross-hairs, and printed cross-hairs, wherein an intersection of at least one of said plurality of said simultaneously visible secondary vertical cross-hairs and at least one of said plurality of simultaneously visible secondary horizontal cross-hairs provides an aiming point. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38)
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Specification