What Is Interpupillary Distance?
Pupillary Distance or Interpupillary Distance Is the Distance Measured in Millimeters Between the Centers of the Pupils of the Eyes. This Measurement Is...
Pupillary distance or interpupillary distance is the distance measured in millimeters between the centers of the pupils of the eyes. This measurement is different from person to person and also depends on whether they are looking at near objects or far away.
What is the interpupillary distance on a microscope?
The interpupillary distance is the distance between the centers of your two pupils. The distance between the two eyepieces of the binocular microscope must correspond to your interpupillary distance.
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How do you measure interpupillary distance?
- Stand 8 in. away from a mirror.
- Hold a ruler against your brow.
- Close your right eye then align the ruler's 0 mm with the center of your left pupil.
- Look straight then close your left eye and open your right eye.
- The mm line that lines up to the center of your right pupil is your PD.
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