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 […]