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Promoción Optométrica - Diagnostic and Visual Training Equipment for Healthcare Professionals.
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Stereo Fly with LEA® Symbols

  • Evaluate both gross stereopsis (355 to 700 seconds of arc) and fine depth perception.
  • Graded circle test (800 to 40 seconds of arc).
  • LEA symbols for children (400, 200 and 100 seconds of arc).

Test includes:

  • 1 pair of Standard 3-D Viewers.
  • Answer key on back cover.
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