Dioptric powers of the eyes are one of the basic concepts in ophthalmology, which describes how the human visual system perceives images and forms its impression of them. In this article we will talk about what diopter is, what changes in eye diopter exist and what their consequences are for vision.
The diopter range of the eye is a range of values that describe changes in the refraction (refractive power) of the eye's lens when focusing on objects close to the eye. In other words, diopters determine