When you go to an eyewear store to get glasses, the staff will first ask for your prescription, which refers to the diopter. Diopter is a fundamental concept in optics and ophthalmology. Whether you are getting glasses for the first time, dealing with myopia or hyperopia, or learning about vision correction science, understanding diopter is essential. […]

When you spend long periods staring at your phone, computer, or television screens, blue light can have harmful effects on your eyes. As a result, blue light glasses are becoming increasingly popular, not only to reduce eye fatigue but also to improve visual comfort. If you are considering purchasing blue light glasses but don’t know […]

On a hot summer day, wearing sunglasses is not only more comfortable but also helps protect your eyes by filtering out harmful UV rays from the sun. When buying sunglasses, you may come across terms like “polarized” or “UV protection.” Both are crucial for protecting your eyes, but they serve different purposes. Many people ask: […]

In today’s digital age, electronic devices such as computers, smartphones, and tablets are becoming increasingly prevalent, leading to a significant increase in their usage frequency. As screen time increases, many people begin to experience digital eye strain, common symptoms of which include eye discomfort, blurred vision, and headaches. The primary reason for this is the […]

Myopia and astigmatism are both refractive errors of the eye and are two common vision problems. However, astigmatism and myopia affect vision differently. Astigmatism causes blurred vision at all distances, while myopia leads to blurry vision only at a distance. Additionally, there are other key differences between them, and understanding these distinctions is crucial for […]

Glasses not only help correct vision but also protect your eyes from strain and discomfort, while enhancing your sense of style. However, many people wonder: how often should you get new glasses? While there’s no fixed answer, the frequency depends on several factors, including changes in vision, the condition of the lenses and frames, and others. Why […]

As an optometrist with over 8 years of experience, I am frequently asked about the differences between various types of lenses for glasses and which one best suits a client’s needs. Lenses can be categorized into three main types based on their function, materials, and coatings. By Function: Single Vision Lenses Single vision lenses have […]

Getting used to progressive lenses can be more challenging compared to other standard lenses, especially for those with astigmatism. Progressive lenses offer wearers seamless transitions between different viewing distances, enabling clear vision at various ranges without needing multiple pairs of glasses. However, the combination of progressive lenses and astigmatism introduces unique challenges that require more time […]

Generally, dry eyes do not directly cause blindness, but if left untreated, they may affect vision. Dry eye syndrome is a common eye condition that affects millions of people worldwide. It occurs when the eyes cannot produce enough tears or when tears evaporate too quickly. In this article, we will explore the causes, symptoms of […]

There are various options available in the market to cater to most customers’ needs when it comes to eyewear. For customers with refractive errors, prescription glasses help correct vision to see clearly, whether for nearsightedness or farsightedness. For those without vision issues, non-prescription glasses serve to enhance facial features, offering a stylish and modern look. […]