Refractomy Terms Flashcards
1
Q
What is presbyopia
A
Not having sufficient accommodation to bring near objects into focus (would require additional reading glasses, bifocals, or progressive lens)
2
Q
What is emmetropia
A
The absence of refractive error
3
Q
What is anisometropia
A
When there is a difference of refraction error between two eyes (2D or more), and can be myopic or hyperopia
4
Q
What is anisekonia
A
When there is a perceptible difference in image size between the two eyes (usually more than 3D)
5
Q
What is an Autorefractor
A
Is a test to measure for refractive error for the distance only
*a series of three measurements are taken
