The retina is the innermost layer of the eye. It is an essential layer responsible for sending the signals to the brain received when we see an object. It is made up of two different cells called rods and cones. Rods are responsible for vision in dim light and. Cones are responsible for daylight and colour vision. Figure 1 : The cone and rod cells present in the retina Pic Courtesy: https://www.istockphoto.com/vector/anatomy-of-photoreceptor-cells-gm1223394024-359350216 The retina is an essential layer of the…
My son has colour blindness. What are the best correction options for him?
Before we look at the correction options for colour blindness, let us first understand what colour blindness is all about. Colour blindness means one does not see colours in a usual way and cannot distinguish between specific colours. The eye functions like a camera and helps capture images and focus them on the innermost layer of the eyeball called the retina. This layer consists of special nerve cells and pigments that help communicate with the brain. There are two types…
My doctor says I have glaucoma, help me understand it better!
What is glaucoma, how to manage it and what are the precautions that need to be taken What is glaucoma? Glaucoma is a group of ocular conditions where there is damage to your optic nerve(the nerve responsible for your eyesight). This is also referred to as the "silent killer of sight". Glaucoma has affected more than 70 million people worldwide, from which 10 per cent are classified as blind in both their eyes. This condition rarely shows any symptoms and…
Let’s wet those drying eyes and feel comfortable again
Dryness in the eyes is emerging as a prevalent complaint in an eye and contact lens clinic. It is observed that one in three patients are having a complaint of dryness in the eyes. The patient may not exactly complain of dryness but presents as a collection of signs and symptoms like redness, foreign body sensation, itching, burning and sometimes watering. Our eyes are constantly bathed in tears produced by the tear glands located behind the outer 1/3rd of the…
Hey, Lazy eye, wake up!
(Amblyopia) Shiney Sebastian (Optometrist and Educator. Ex Senior Faculty, Lotus College of Optometry, Mumbai) What does amblyopia mean? Amblyopia, commonly known as 'lazy eye', is a condition in which the brain fails to decode the information from the weaker eye and, with time, ends up favouring the better eye. In some cases, amblyopia can occur in both eyes. Amblyopia generally begins during early childhood. Symptoms I should look out for - Remember, most children with…
Staying safe with your contact lenses so you can flaunt your beautiful pair of eyes
Contact lenses are great! They help you see clearly without disturbing your natural looks. Expressions and communication are the other important reasons why eyes are precious, and they also add to your persona. Guess what- contact lenses help you retain those aspects of your personality. However, as these lenses are worn on the front part of the eye and are always in contact with the human body, one needs to take certain precautions. Remember that contact lenses will take care…
Restore quality vision in complex eye conditions using speciality contact lenses
Contact lenses are an ever-evolving field with advancements in science and technology leading to newer materials and designs. Contact lenses serve as a mode of correction for refractive errors such as hyperopia (farsightedness), myopia (short-sightedness), astigmatism and presbyopia. Most refractive errors can be corrected by regular or conventional contact lenses available in the market. However, few corneal conditions or eye conditions wherein the traditional contact lenses do not fit or suit them need speciality contact lenses. The right speciality contact…
Colour your eyes for that special party!
Coloured contact lenses enhance the eye's appearance by changing the colour of the iris (coloured part of the eye). These lenses are made up of coloured dots and radial-coloured lines that mimic the natural iris pattern to give a realistic appearance. Coloured lenses used for cosmetic purposes usually have a transparent central portion surrounded by the coloured portion. These lenses do not hamper your vision or colour perception. Figure 1 describes the location of the iris (coloured part of the…
Basics of Contact lenses
Your eyes say more about you than words ever can. Contact lenses let your eyes shine through, be it your first day at college or your first date. Be it your interview or the beginning of a beautiful relationship called marriage. Your lenses will give you the confidence to perform your best. Today more and more people enjoy the clear, natural and unobstructed vision offered by contact lenses. New lens designs and materials and advanced care products now make contact…
Computers aren’t as bad for your eyes as you think!
I work on computers for long hours, any precautions that I must take??? One of the most frequently asked questions at an Eyecare practitioner’s clinic. Working on computers requires a very high degree of visual efficiency. However, is working on computers responsible for all the eyestrain? The most common complaints are: - I have got spectacle power due to working on computersComputer has resulted in fatigue, tiredness, itchiness etc.Headache and pain in the neckSkin rash has occurred by the radiation…