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PRESBYOPIA OPTOMETRY METHOD BASED ON DIOPTER REGULATION AND CHARGE COUPLE DEVICE IMAGING TECHNOLOGY.

Q Zhao1, X X Wu1, J Zhou1

  • 1Department of Ophthalmology, the Second Hospital of Dalian Medical University, Dalian, Liaoning Province, China.

Journal of Biological Regulators and Homeostatic Agents
|September 26, 2015
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Summary

This study introduces an automatic optometry method using Charge Couple Device (CCD) imaging to precisely measure lens parameters for presbyopia and other refractive errors, eliminating subjective testing.

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Area of Science:

  • Ophthalmology and Vision Science
  • Biomedical Engineering
  • Optical Engineering

Background:

  • Advancements in photoelectric and single-chip microcomputer technology enable precise objective optometry.
  • Traditional optometry often involves subjective patient responses, introducing potential inaccuracies.
  • Presbyopia and other refractive errors necessitate accurate lens parameter determination for effective correction.

Discussion:

  • The proposed method utilizes Charge Couple Device (CCD) imaging to capture reflected images from the eye's fundus.
  • Computerized analysis of these images automatically determines far and near point diopters.
  • This objective approach eliminates subjective bias inherent in traditional optometric assessments.

Key Insights:

  • A novel presbyopia optometry method integrates diopter regulation with CCD imaging technology.
  • The system accurately and rapidly acquires lens parameters for presbyopia, hyperopia, myopia, and astigmatism.
  • Fully automatic objective optometry ensures precise and reliable measurement of refractive error.

Outlook:

  • This technology has the potential to significantly improve the efficiency and accuracy of optometric examinations.
  • Further development could lead to more accessible and user-friendly diagnostic tools for eye care professionals.
  • The objective nature of this method may enhance patient outcomes through more precise vision correction.