174 Digital Refractor CDR-9000
13.24. Horizontal Coincidence Test
- Objective: To execute the Coincidence and a horizontal phoria test during the
subjective test using Coincidence chart
- Chart: Horizontal Coincidence chart
- Auxiliary Lens: 135˚ Polarizing Filter (right), 45˚ Polarizing Filter (left)
- Expectation: The upper frame for the right eye and the lower frame for the l
eft eye form an ideal square.
1. To enter this mode, press the Coincidence chart. Alternately, press the [TES
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