HFA3 Instructions for Use
2660021166131 Rev. A 2018-11
Getting Started
3-15
Instrument Settings
Settings Option
Description
Instrument Settings
Manipulate the default settings for the instrument.
Eye Image Brightness
Move the slider to the right to increase eye image brightness or to the
left to decrease brightness. Note that changing the default settings may
affect Gaze Tracking.
Sounds
Start of Test: Toggle an audible signal On/Off at the beginning of test.
Successful Event: Toggle signal On/Off for a successful event.
Alert/Warning: Toggle signal On/Off for an alert or warning.
Patient Switch: Toggle signal On/Off for response button press.
Simulation Mode
Toggle simulation mode On/Off. Simulation mode must be off to run a
test.
Eye Laterality Default
Position
Sets the default for which eye is tested first.
Visual Acuity Format
Sets the format for entering a patient’s visual acuity as Snellen (20/20),
Metric (6/6), or Decimal (1.0)
Revert to Default
Click on Revert to Default to reset to default values.
Back
Go back to the previous screen.
