TECHNIQUES OF FUNDUS EXAMINATION
The fundus is the most important part of the eye. It is situated interior surface of the eye . It is made up of the retina, macula, optic disc ,…
Uses of OCT
Optical Coherence Tomography is a non invasive imaging test. OCT uses light waves to take cross section pictures of the retina. With OCT, an optometrists can see each of the…
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 lost. A simple coating can…
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 . Lights rays that strike a…
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 chord length of 2 to…
Quality of life (QOL)
Quality of life (QOL) is known to be an important construct, particularly in relation to chronic diseases. It can be assessed by measuring the degree of impairment experienced in activities…
HOW DOES RETINITIS PIGMENTOSA AFFECT IN VISION LOSS
The most common early symptoms of RP is loss of vision at night , usually starting in childhood . Parents may notice that childrean with RP have trouble moving around…
Magnifying Glasses for Low Vision Patients
Specialized magnifiers that help compensate for an area of vision loss are focused on a specific area or focal distance. Some are designed for patients with peripheral vision loss, others…
ROLE OF OPTOMETRIST IN INTRAOCULAR SURGERY
Intraocular menas with in the eyeball. Eye surgery also known as ophthalmic or ocular surgery. Optometrist is a certified health care professional who doing examination of the eyes,retraction,diagnosis for any…
Evolution of low vision management over the decades
The need for Low vision Rehab for Blind patients: Advantages and Prospects. According to the World Health Organization (W.H.O), Low vision is defined as visual acuity of 3/60 to less…