Segmented Optic Sighting Device for Long-Range Accuracy

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Solution Overview

Problem

Traditional sighting devices face challenges in achieving high accuracy at long distances while being lightweight and cost-effective, often relying on external power sources and being heavy or expensive.

Innovation Solution

A sighting device utilizing a segmented optic and reticle with a support structure, allowing for magnification and adjustable positioning, along with a unique adjustment mechanism using threaded connectors of differing coarseness to enhance accuracy without external power.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a scope is used to achieve high accuracy at long distances, then measurement precision is improved, but device complexity and weight increase

Engineering Contradiction:
ImproveaccuracyVSAvoidcomplexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent divides the optical system into discrete segments: a lens assembly with multiple lenses (objective lens, field lens, eyepiece), a reticle assembly with multiple reticles for different ranges, and a mounting system. Each segment can be independently adjusted and optimized, allowing high precision without requiring a single complex integrated scope system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements adjustable and reconfigurable components including focus adjustment mechanisms, reticle selection for different ranges, and flexible mounting options. This dynamic adaptability allows the system to maintain high measurement precision across various conditions without requiring a permanently complex fixed design.

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If a scope is used to achieve high accuracy at long distances, then measurement precision is improved, but weight increases

Engineering Contradiction:
ImproveaccuracyVSAvoidweight
Core Design Contradiction:
Measurement precisionVSWeight of moving object

Solution Approach 1:

By segmenting the optical system into separate assemblies (lens, reticle, mounting) rather than a single integrated scope, the patent reduces overall weight while maintaining accuracy capabilities. Each segment uses only the optical components necessary for its specific function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts only the essential optical elements needed for long-distance accuracy (lens assembly and reticle) and separates them from unnecessary scope components such as housing, illumination systems, and electronic controls, thereby reducing weight while preserving measurement precision.

Inventive Principle:
Principle #2Taking out (Extraction)

3Device complexity

If traditional open sights are used, then device complexity and cost are reduced, but measurement precision deteriorates

Engineering Contradiction:
ImprovecomplexityVSAvoidaccuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent merges the simplicity of open sights with the precision of scopes by combining a lens assembly that magnifies distant targets with a reticle system for precise aiming. This hybrid approach achieves scope-level accuracy while maintaining the open-sight configuration's simplicity and low cost.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The lens assembly acts as an intermediary between the target and the shooter's eye, providing magnification and image enhancement without requiring a full scope enclosure. This intermediary optical element bridges the gap between simple open sights and complex scopes.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Measurement precision

If scopes are used to achieve high accuracy, then measurement precision is improved, but ease of operation deteriorates due to sensitivity to lighting conditions

Engineering Contradiction:
ImproveaccuracyVSAvoidease of operation
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The reticle assembly includes multiple reticles designed for different lighting conditions and range requirements, making the system universally adaptable to various operational environments without requiring electronic illumination or complex lighting sensors.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides lightweight, cost-effective accuracy over long distances without the need for external power, combining the benefits of open sights with the precision of scopes.

Implementation Method 1

a segmented optic configured to magnify the reticle

Methodology Applied
Scientific EffectMagnification: Lens

Data Source

PatentUS8151510B2Partial optical sighting device
Publication Date: 2012.04.10 BORAH MACHINING LLC
  • US8151510B2 patent drawing
  • US8151510B2 patent drawing
  • US8151510B2 patent drawing

AI summary

Apparatus, assemblies, and methods for sighting objects disclosed. A sighting device includes a segmented optic and a reticle. The reticle is optically aligned with the segmented object and is magnified by the segmented optic. A body structure supports the segmented optic and the reticle to define an open sight construction. In another aspect, a sighting device includes a segmented object and reticle, where the reticle includes multiple distance indicia and a contrast component. A support structure supports the reticle and the segmented object for magnification of the distance indicia by the segmented optic. A segmented optic in a sighting device is cut above center or otherwise such that a partial optic is defined having a portion above and below center. In another aspect, a sight adjustment mechanism includes a threaded connector that adjusts the sight position based on a difference between coarseness of threads engaged with the threaded connector.