HFA3 Instructions for Use 2660021166131 Rev. A 2018-11
Go to Contents Test Patterns & Parameters
A-1
(A) Test Patterns & Parameters
This appendix describes the Threshold and Suprathreshold test parameters and test patterns.
Threshold Test Patterns
Default pattern is shown in bold.
Threshold Test Pattern Diagrams
Test Pattern Extent of Visual Field Tested /
Number of Points Tested
Application
Central 30-2 30 degrees/76 point grid Glaucoma, retinal, neurological,
gener
al
Central 24-2 24 degrees/54 point grid Glaucoma, general, neurological
Central 10-2 10 degrees/68 point grid Macula, retinal, neurological,
advanced glaucoma
Central 24-2C 24 degrees/64 point grid Glaucoma, general, neurological
Peripheral 60-4 30 to 60 degrees/60 points Retinal, glaucoma
Macula 5 degrees/16 points, 2 degrees
sp
acing
Macula
Nasal Step 50 degrees/14 points Glaucoma
Table A-1
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