Eyeline Alignment Assembly With Magnetic Marker for Camera Gaze Positioning

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Solution Overview

Problem

Existing solutions fail to provide practical tools for maintaining consistent eyelines during self-taped auditions, video conferencing, and content creation, leading to visual disconnect and diminished performance quality.

Innovation Solution

A camera eyeline alignment device with an adjustable attachment mechanism and magnetic docking system for a visual reference marker that aligns the user's gaze with the camera lens, ensuring precise and repeatable eyeline positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If no eyeline alignment device is used, then the device complexity is low, but the measurement precision of gaze alignment with camera lens deteriorates

Engineering Contradiction:
Improvegaze alignment precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent introduces a camera-mounted device with a visual marker that serves as an intermediary reference point between the camera lens and the user's eye. This mediator enables precise measurement of gaze alignment by providing a visible target that the user can directly align with the lens, solving the measurement precision problem without requiring complex electronic tracking systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The device allows adjustment of the visual marker's position and the camera's angle, enabling parameter changes to optimize gaze alignment for different shooting scenarios. This adjustability maintains measurement precision across various conditions while keeping the device structure relatively simple through mechanical rather than electronic adjustment mechanisms.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If a fixed attachment mechanism is used, then the device complexity is low, but the adaptability to different display structures and camera housings deteriorates

Engineering Contradiction:
Improveattachment compatibilityVSAvoidattachment mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent designs the attachment mechanism with universal adaptability to accommodate different display structures (laptops, tablets, smartphones) and camera housings. The mechanism incorporates multiple attachment modes including magnetic attachment, adhesive options, and mechanical clamps, allowing a single device to function across diverse platforms without requiring platform-specific customization.

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

Solution Approach 2:

The attachment mechanism is designed to be dynamically adjustable rather than fixed, allowing users to modify the attachment position, angle, and strength based on the specific display structure or camera housing. This dynamic capability enables universal compatibility while maintaining relatively simple implementation through adjustable mechanical rather than permanently fixed structures.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If no visual reference marker is used, then the device complexity is low, but the ease of operation for maintaining consistent eyelines deteriorates

Engineering Contradiction:
Improveeyeline consistencyVSAvoidvisual marker system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The visual reference marker is designed with high-contrast colors and reflective properties that make it easily visible against various backgrounds. The marker may incorporate color-changing or illuminated features to ensure it remains clearly visible under different lighting conditions, significantly improving ease of operation for maintaining consistent eyelines without requiring complex electronic display systems.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The visual marker creates a simplified visual copy or representation of the camera lens position that users can directly align with their gaze. This visual copy provides an intuitive and easily operable reference point that is simpler to use than direct lens alignment, while the marker itself remains a simple physical object rather than a complex electronic interface.

Inventive Principle:
Principle #26Copying

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

Enhances viewer engagement and communication clarity by simulating direct eye contact, improving the authenticity and quality of video interactions.

Implementation Method 1

The arm further includes at least one magnetic docking point designed to secure a visual reference marker composed of magnetically responsive material

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS20250377582A1Camera Eyeline Alignment Device
Publication Date: 2025.12.11 CHAVARRIA MIGUEL
  • US20250377582A1 patent drawing
  • US20250377582A1 patent drawing
  • US20250377582A1 patent drawing

AI summary

A camera eyeline alignment device is provided. The device is comprised of mechanical and visual assembly configured to guide a user's gaze toward the optical axis of a camera lens. The device comprises an attachment mechanism removably securable to a display structure or camera housing. The device is further comprised of a body coupled to the attachment mechanism and includes at least one receiving area for stowing an extendable arm. The arm may be fixed, foldable, telescopic, or segmented, and may incorporate pivot points that allow angular adjustment through joints such as hinges or ratcheting mechanisms. The arm further includes at least one magnetic docking point designed to secure a visual reference marker composed of magnetically responsive material. The visual reference marker may be formed in various shapes and colors, and may include alignment lines to aid in precise positioning relative to the camera lens.