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Design and Evaluation of Smart Glasses for Food Intake and Physical Activity Classification
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Lightweight Smart Autofocusing Eyeglasses.

N Hasan1, M Karkhanis1, C Ghosh1

  • 1Electrical and Computer Engineering Dept., University of Utah, Salt Lake City, UT 84112, USA.

Proceedings of Spie--The International Society for Optical Engineering
|August 11, 2020
PubMed
Summary
This summary is machine-generated.

Age-related presbyopia affects millions, causing blurred vision due to lens stiffening. This research explores auto-focusing eyeglasses to restore clear sight by augmenting the eye's natural focusing ability.

Keywords:
Biomedical opticsaccommodation lossadaptive eyeglassespresbyopia

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Area of Science:

  • Ophthalmology
  • Biomedical Engineering
  • Optics

Background:

  • Presbyopia, a common age-related condition, affects over 100 million people in the US.
  • It stems from the eye crystalline lens stiffening, reducing focal accommodation and causing blurred vision.
  • Current corrective eyewear like eyeglasses fails to restore accommodative function.

Purpose of the Study:

  • To introduce the development of lightweight auto-focusing eyeglasses.
  • To address the visual impairment caused by presbyopia.
  • To restore or augment the accommodative range for improved vision.

Main Methods:

  • Discussing the implementation of auto-focusing eyeglass technology.
  • Exploring the construction of tunable power eyepieces.
  • Implementing algorithms for accommodation correction.

Main Results:

  • The proposed eyeglasses aim to augment the accommodative range.
  • This technology offers potential for partial or full restoration of normal vision function.
  • Lightweight design considerations are included for practical application.

Conclusions:

  • Auto-focusing eyeglasses represent a promising solution for presbyopia.
  • Further development in tunable eyepieces and algorithms can enhance visual function.
  • This innovation could significantly improve the quality of life for affected individuals.