emmetropia |
| noun
- The condition of perfect vision, where images are correctly brought to a focus on the retina.
| | erg |
| noun
- The unit of work or energy, being the amount of work done by a dyne working through a distance of one centimeter.
| exotropia |
| noun - (medicine) A form of strabismus in which the eyes deviate outwards
| eyeglass |
| noun
- a lens, especially one of a pair
- a monocle
- an eyepiece
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