Related Experiment Videos
Studying the stability of clear vision using microcomputer "Pravets-82"
Acta Physiologica Et Pharmacologica Bulgarica
|January 1, 1986
Summary
This study enhances the Ferree and Rand eye efficiency test using a microcomputer. The modified visual system assessment offers greater precision and ease of use for fatigue analysis.
Area of Science:
- Ophthalmology
- Human Physiology
- Computer Science
Background:
- The Ferree and Rand method is a sensitive tool for assessing visual system efficiency.
- High sensitivity to visual fatigue necessitates precise measurement techniques.
Purpose of the Study:
- To develop a modified Ferree and Rand method using a microcomputer.
- To improve the versatility, precision, and ease of performing the eye efficiency test.
Main Methods:
- Utilized the "Pravetz-82" microcomputer and Extended BASIC for algorithm realization.
- Implemented stimulus display on a monitor with interactive parameter adjustment.
- Incorporated data storage on diskettes and programmed interval timing.
- Enabled statistical evaluation with graphic data display.
Main Results:
- The modified method allows for dynamic stimulus presentation and adjustment.
- Automated data logging and timing enhance measurement accuracy.
- Integrated statistical analysis and graphical output simplify result interpretation.
Conclusions:
- The microcomputer-based modification significantly enhances the Ferree and Rand eye efficiency test.
- This updated method provides a more versatile, precise, and user-friendly approach to visual fatigue assessment.