App for measuring standardized visual acuity in amblyopia



Reliable and reproducible app for measuring the Visual Acuity. It is based on the standards proposed by the Amblyopia Treatment Study (ATS) from the Pediaetric Eye Disease Group (PEDIG)


  • Use your smartphone as remote control of the app also installed in your tablet.


  • Visual acuity measurement at 0.40m, 1m, 2m, 3m or 4m.
  • Automated procedure according to the standards from the Amblyopia Treatment Study of PEDIG.
  • Three possible optotypes: HOTV (standard from the ATS), Landolt or Snellen.
  • Crowding effect included.
  • Use your smartphone to control the test at distance.
  • Automated calibration with independence of the device and the possibility to check and change the points per pixel of your device to avoid errors.

User Instructions


¿Cómo conectar el Smartphone y la Tablet?

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