Below-Barrel Reflex Sight for Firearm Balance and Situational Awareness
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Solution Overview
Problem
Existing gun sights, particularly occluded eye gun sights, face challenges in providing effective dry fire training due to the lack of real-time user feedback on accuracy, and their mounting arrangements disrupt the natural balance and usage of firearms, limiting situational awareness and requiring custom holsters and shooting positions.
Innovation Solution
A reflex sight is positioned behind the handgun's barrel, with a light source projecting a collimated beam to create an illuminated reticle, and an optical system that includes central and peripheral surfaces to guide the user in aligning the sight, allowing for binocular vision and adjustable mounting to maintain balance and compatibility with conventional sights.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If an occluded eye gun sight is used to provide fast target acquisition, then target acquisition speed is improved, but the mounting arrangement disrupts the natural balance of the firearm and limits situational awareness
Solution Approach 1:
The patent positions the reflex sight below the barrel rather than on top, utilizing the vertical dimension differently. This alternative mounting location maintains the fast target acquisition capability while preserving the shooter's natural field of view and situational awareness, as the sight does not obstruct the top of the firearm or require elevated mounting that would interfere with balance and positioning.
Solution Approach 2:
The patent creates a functional equivalent of traditional top-mounted reflex sights by positioning a similar optical system below the barrel. This copying approach replicates the core functionality (illuminated reticle, fast acquisition) while avoiding the drawbacks of top mounting, effectively providing an alternative solution that achieves the same operational benefits without compromising situational awareness.
2Speed
If a top-mounted reflex sight is used to achieve fast target acquisition, then target acquisition speed is improved, but custom holsters and shooting positions are required
Solution Approach 1:
By relocating the sight from the traditional top position to below the barrel, the patent enables compatibility with conventional holsters and shooting positions. This dimensional relocation allows the firearm to be stored and handled in standard ways without the sight interfering with holster retention or requiring specialized carrying methods.
Solution Approach 2:
The below-barrel mounting position provides universal compatibility with various holster types and shooting positions that top-mounted sights would compromise. This single mounting location serves multiple functions: maintaining fast target acquisition, ensuring compatibility with conventional holsters, and allowing use in standard shooting positions, thereby increasing overall adaptability.
3Reliability
If dry fire training is conducted without real-time feedback, then training cost is reduced, but accuracy feedback and training effectiveness are lost
Solution Approach 1:
The reflex sight provides real-time visual feedback during dry fire training by displaying an illuminated reticle that shows the alignment between the firearm and target. This feedback mechanism allows shooters to immediately see whether their aim is correct, enabling effective training without live ammunition while maintaining accuracy feedback through the optical display.
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 enables improved dry fire training with real-time accuracy feedback, maintains the firearm's balance, and allows for seamless transition between sighting methods without altering the shooting position or requiring custom holsters.
Implementation Method 1
a substantially peripheral external surface adapted to refract the light to provide a guide at a peripheral area of the user-viewable interface
Data Source
AI summary
Various gun sights and related methods are provided. In one embodiment, a gun sight includes a light source adapted to project light, a user-viewable interface, and an optical element. The optical element includes a first surface adapted to pass the light to provide a reticle at the user-viewable interface. The optical element also includes a second surface adapted to refract the light to provide a light guide at a peripheral area of the user-viewable interface to aid a user to substantially align the user's eye with the reticle. Various mechanisms for aligning gun sights, attaching gun sights, related methods, and other embodiments are also provided.