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The optometry is the measurement of the acuity of the view with the intention of reversing possible defects through lenses. In its broadest sense, the concept refers to the discipline that is responsible for take care of visual health at the primary level .

In this way, optometry encompasses various actions to diagnose, prevent, treat and correct damage or deficiencies of the view . Its scope includes the lens design and control .

The optometrist is known as optometrist . It is a specialist in the primary care of the system visual .

Through ocular refraction procedures and studies such as retinoscopy or schiascopy , optometry is responsible for analyzing the refractive state of the eyes. Thus it is possible to detect anomalies such as astigmatism , the farsightedness and the myopia , among other.

The control of intraocular pressure, the analysis of the optic nerve and the examination of the ocular structure in general are other activities carried out by optometry. The optometrist, on the other hand, is also dedicated to adapting lenses , glasses and glasses.

It is interesting to mention that confusions often occur between the notion of optometry and related issues such as ophthalmology or optics . The ophthalmology , for example, is the specialty of pathology focused on eye diseases. The idea of optics , meanwhile, it refers both to that linked to vision and to the technique for the manufacture of lenses and to the part of physics that is dedicated to the study of the phenomena and laws of light. While the ophthalmologist or eye doctor is a doctor, the optometrist or optician is not.

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