Krina Halai
Dispensing Optician
Krina Halai is a qualified Dispensing Optician at Feel Good Contacts and a member of the Association of British Dispensing Opticians (ABDO). She is registered with the General Optical Council (GOC) and adheres to its guidelines. Krina graduated from City and Islington College in 2016. With 13 years of experience in the optical field, she has worked in multiple practices, including Specsavers and Boots and gained experience dispensing various high-end frames and lenses. She has performed paediatric dispensing, supervised and trained students, triaged patients for glasses fittings, repairs and adjustments. She has also taken an online course on myopia control and helped many children prevent their myopia from progressing.
Top 7 Contact Lens Brands in the UK (2026): Based on Our Bestselling Data
Contact lenses offer a flexible option for people with a range of vision and lifestyle needs. Opticians prescribe different contact lens brands depending on people’s specific vision, lifestyle and budget requirements. But do you know why these brands are routinely prescribed to them? This is largely because of their innovative lens technologies, materials and suitability. Our collection features all these popular brands to help you find the ones prescribed to you in one place. Scroll down to explore our list of the bestselling contact lens brands in the UK.
Our Top Eye Drops for Dry Eyes for 2026
Dry eyes occur due to the breakdown and abnormalities of the tear film layer. This leads to the eyes not producing enough tears or when tears evaporate too quickly, leaving the eyes tired, sore and uncomfortable. There are several ways to relieve dry eye symptoms, such as using the best eye drops for dry eyes, also known as artificial tears.
Tritanopia: Blue-Yellow Colour Blindness
One of the rarest forms of colour vision deficiencies (CVDs), tritanopia is a type of colour blindness that makes it difficult for people to distinguish primarily between blue and yellow. This is why it’s also commonly known as blue-yellow colour blindness. It can also affect other colours that contain shades of blue and yellow.
Eye Herpes (Ocular Herpes)
Eye herpes, also known as ocular herpes or herpetic eye disease occurs when herpes virus reaches the eye, most commonly either by self-transmission or reactivation of a dormant virus in the nervous system, travelling through the facial nerves to the eye. It can affect different parts of the eye. It can lead to serious eye complications, making it important to recognise the early signs and get prompt treatment to help protect your vision and reduce the risk of recurring infections. Read through our comprehensive guide on herpes eye infection and stay informed.
A Complete Guide to Refractive Errors
Refractive errors are the most common type of vision problems that affect people of all ages worldwide. They occur when the structural irregularities in the eye prevent light from focusing on the retina, the light-sensitive layer at the back of the eye. This leads to distorted or blurry vision.
Bipolar Eyes: Causes, Signs and Symptoms
‘Bipolar eyes’ is a nonclinical term used to describe subtle changes in the appearance of the eyes that may be linked to individuals with bipolar disorder. This is a mental health condition in which people go through extreme mood changes. They either feel extremely happy, showing energetic or excited behaviour or feel extremely sad, showing signs of being drained out. While extreme happiness in clinical terms is called a ‘mania’ or ‘hypomania’, extreme sadness is called a ‘depressive’ episode. Some changes in the behaviour of eyes that may occur during a bipolar episode include pupil size, eye movements and eye contact.
Eye Vitamins and Supplements for Better Ocular Health
Healthy living and nutrition aren’t just limited to losing weight or keeping your blood sugar levels in check. Retaining your eye health and caring for your vision are also inseparable parts of your overall health. You may be getting regular eye checks, wearing the correct prescription, avoiding sun damage with 100% UV-protective sunglasses and wearing blue light glasses when using screens to help with digital strain, but that is not all your eyes need. As per experienced opticians, every individual (young or old) can consider adding certain eye vitamins and supplements to their everyday diet to preserve the quality of their vision and maintain your eye health.
Corneal Abrasion (Scratched Eye): Causes, Symptoms & Treatments
A corneal abrasion is one of the most common eye injuries, where the cornea experiences a surface-level scratch caused by an injury to the eye. When such a condition happens, you may get the sensation that something is stuck in your eye, or your eye may feel watery and painful. Read on to find out what causes a scratched eye and available treatments for the same.
Sunken Eyes: Causes, Symptoms and Treatments
Is the skin around your eyes getting darker? Or are hollow-looking eyes giving your face a tired look? If so, you may be suffering from an eye condition called sunken eyes. It is a very common condition and affects people of all ages for many reasons. While ageing contributes to sunken eyes, other factors can also play a pivotal role. Read on to learn more about sunken eyes, including the factors that cause them, symptoms and how to prevent them.
Blurry Vision in One Eye
All of us experience blurry vision at some point in our lives. In most cases, it is linked to eye strain or a change in prescription. However, when it affects only one eye, it should not be ignored as it can be a sign of an underlying eye condition. Let’s learn about its causes, treatments and when to see a doctor.
5 Early Signs You Need Glasses for Better Eye Health
In today’s fast-paced digital world, our eyes are constantly working overtime. From scrolling through our phones and staring at computer screens to driving for long hours, we put our eyes under significant digital strain and discomfort every day.

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