Multi-face Optical Component for Compact Image Acquisition

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Solution Overview

Problem

Image acquisition devices face challenges in achieving optimal performance and versatility due to the need for precise alignment and integration of multiple optical, mechanical, and optoelectronic components, which increases bulk, weight, and complexity, particularly in portable devices where space and ergonomics are critical.

Innovation Solution

An optical component with multiple faces, each having optically active regions assigned to homologous or non-homologous optical functions, allowing for various acquisition configurations with different focal distances, wavelengths, and image types, reducing size and weight by predetermining mutual positioning and eliminating the need for complex alignments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple optical components are integrated to achieve multiple acquisition configurations, then versatility and performance are improved, but device complexity, bulk, and weight increase

Engineering Contradiction:
Improveacquisition configurationsVSAvoidcomponent integration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple optical components (lenses, mirrors, prisms) into a single integrated optical assembly that provides multiple acquisition configurations. This consolidation maintains versatility while reducing the number of separate components that need to be aligned and assembled, thereby reducing device complexity and bulk.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The optical assembly is designed to perform multiple functions (different focal distances, wavelengths, and image types) through a single unified structure. This multi-functionality eliminates the need for separate specialized components for each acquisition configuration, reducing overall device complexity while maintaining adaptability.

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

2Adaptability or versatility

If multiple optical components are integrated to achieve multiple acquisition configurations, then versatility and performance are improved, but weight and bulk increase

Engineering Contradiction:
Improveacquisition configurationsVSAvoiddevice weight
Core Design Contradiction:
Adaptability or versatilityVSWeight of moving object

Solution Approach 1:

By combining multiple optical elements into a single integrated assembly, the patent reduces the total weight compared to having separate components. The merged structure eliminates redundant mounting hardware, alignment mechanisms, and spacing required for multiple discrete components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent achieves multiple acquisition configurations by varying optical parameters (focal length, wavelength, aperture) within the integrated assembly rather than adding physical mass through multiple components. This allows versatility without proportional weight increase.

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If precise alignment of multiple components is required, then performance is improved, but manufacturing cost and assembly complexity increase

Engineering Contradiction:
Improvecomponent alignmentVSAvoidassembly cost
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The integration of multiple optical components into a single assembly reduces the number of alignment operations required. Instead of aligning multiple separate components with high precision, the integrated design requires alignment of the entire assembly as one unit, significantly simplifying manufacturing and reducing costs.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The optical components are pre-aligned and fixed in their precise positions during the manufacturing of the integrated assembly. This preliminary action eliminates the need for complex field alignment procedures and reduces assembly complexity during device manufacturing.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8413902B2Image acquisition device and optical component thereof
Publication Date: 2013.04.09 DATALOGIC SCANNING GROUP
  • US8413902B2 patent drawing
  • US8413902B2 patent drawing
  • US8413902B2 patent drawing

AI summary

An optical component of an image acquisition device includes at least two faces each having a first optically active region, the first optically active regions of the at least two faces being assigned to optical functions homologous to each other, but according to different acquisition configurations, the at least two faces defining respective reference planes, the normals to the reference planes being differently oriented.