Vertical Phorias Test; Complete The Phoria Test; Phoria Testing - Near - Ametek Reichert Phoroptor VRx User Manual

Performing an Exam
Prism Testing
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Phoria
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Complete the Phoria Test

Tap Set Prism to set the patient's Prism values to that determined by the Phoria test or tap Save to exit
the test and return the prisms to their previous values.

Phoria Testing - Near

1. Lower the reading rod to converge the Phoroptor to measure Near vision horizontal phorias.
2. Press the PRISM button, or tap Prism.
3. Tap Phoria to begin the test.
4. Select a vertical line of letters or the small block of letters on the Near Vision card for the horizontal
phoria test, and a single horizontal line of letters for the vertical phoria test.
5. Follow the steps in the Phoria Testing - Distance section to determine horizontal and vertical phorias
at near.
Note: The values for the Near Vision Phoria test are saved separately from the Distance Phoria test.
Note: Raising or lowering the reading rod during a phoria test will cancel the current test and start a
new test at the new distance.
Adjust Initial Values
1. To change prism starting values for a particular patient, tap Adjust Initial Values.
2. Turn the CONTROL KNOB to adjust the value for the selected Phoria base. Tap Save.
3. Press the CONTROL KNOB to switch to the opposite eye.
4. After the desired base values are set, press the ENTER key or tap Save to save the values and
return to the Phoria test.
5. Tap Cancel to discard the modified base values and return to the Phoria test.
Note: The modified starting values are only set for the current exam. They will return to the original
default values when a new exam is started.
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16241-101 Rev. E