Optography.
The word “OPTOGRAPHY” comes from two Greek words; ‘Opto’ means ‘of sight’ or ‘eye’ and ‘Graphy’ means ‘field of study’ or ‘related to writing ‘; Optography means “Study of Eyesight”!
Optometry & Optography - What?
‘Optometry’ is a health care profession directly connected with the eye care systems. Optometrists being qualified, certified, educated are the primary healthcare personnel of the eye & visual system through providing comprehensive vision care. Eyesight is one of the most important senses. 80% of what we perceive comes through our sense of sight . Globally a major percentage of population needs visual correction. The second major cause of avoidable blindness is none but the refractive error.
An optometrist can play a vital role there.
‘Optography’ means “Study of Eyesight”! According to the dictionary it means “The fixation of an image on the retina”. It’s an independent, Apolitical & non profitable educational resource dedicated solely in Optometrist Fraternity. We’re dedicated to enkindle a standard mission for better vision care worldwide through engaging efficient optometry educators, practitioners, students & readers for converting our optometry passion into better eyesight!
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Anti-Reflection Coating: The Optometrist & Perspective
Anti reflection coatings minimize the reflection of one or many wavelengths and are typically used on the surface of lenses so that less light is
What is spherical aberration
Spherical aberration is an optical aberration that occurs when all incoming light rays after passing through spherical surface end up focusing at different points .
Importance of Keratometry in Contact Lens practice
Keratometry is a simple, rapid and non-invasive test. It has some limitations. It measures the curvature of the anterior corneal surface usually across a fixed
ASPHERIC LENSES
Aspheric lenses have non-spherical shapes, and have a more complex front surface, such as ellips, parabola, hyberbola, as well as toric which resembles a section
Abnormal retinal correspondence
In a state of normal binocular single vision, there exists a precise physiological relationship between the corresponding points of the two retina. Thus, the foveae
ADVANCES IN THE TREATMENT OF PRESBYOPIA
Presbyopia affects 1.8 billion people worldwide, according to the World Health Organization (WHO). The American Academy of Ophthalmology (AAO) describes it as a common age-related
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