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The Open Perimetry Interface: an enabling tool for clinical visual psychophysics.
Andrew Turpin1, Paul H Artes, Allison M McKendrick
1Department of Computing and Information Science, University of Melbourne, Australia. aturpin@unimelb.edu.au
Journal of Vision
|October 30, 2012
Summary
A new standard, the Open Perimetry Interface (OPI), enables control of clinical perimeters for vision research. This facilitates novel psychophysical experiments using instruments like the Octopus 900 and Heidelberg Edge Perimeter.
Area of Science:
- Ophthalmology
- Neuroscience
- Computer Science
Background:
- Clinical perimeters offer advantages for vision research over traditional lab systems.
- Lack of a control standard hindered novel psychophysical experiments with perimeters.
- Existing perimeters have built-in gaze tracking and calibration features.
Purpose of the Study:
- Introduce a standard interface for controlling clinical perimeters.
- Enable the use of commercial perimeters for advanced psychophysical experimentation.
- Facilitate the development of novel vision research protocols.
Main Methods:
- Developed the Open Perimetry Interface (OPI) standard.
- Implemented OPI in the R programming language.
- Tested OPI on the Octopus 900 and Heidelberg Edge Perimeter instruments.
Main Results:
- The Open Perimetry Interface (OPI) provides a standardized method for perimeter control.
- Partial implementation of OPI in R is functional on two commercial perimeters.
- Commercial perimeters can now serve as platforms for psychophysical experimentation.
Conclusions:
- The Open Perimetry Interface (OPI) standardizes perimeter control for research.
- Facilitates psychophysical experimentation using commercial perimeters.
- OPI enhances the utility of clinical perimeters in vision science research.
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