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Official Optica Blog

Eye Strain: Symptoms, Causes & Treatment

Eye Strain: Symptoms, Causes & Treatment

Asthenopia, more commonly known as eye strain, is a condition that manifests as discomfort or even pain in and around the eyes. This unsettling feeling typically results from intense, prolonged use of the eyes - be it reading, writing, driving for long stretches, or gazing at digital screens (computers, smartphones,...

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What Is Hyperopia? (Long Sightedness)

What Is Hyperopia? (Long Sightedness)

Hyperopia, also known as farsightedness or long-sightedness, is a common vision condition in which distant objects can be seen clearly, but close ones do not come into proper focus. This happens when the light that enters your eye lands behind your retina, rather than directly on it. The eyeball of...

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What Is Myopia? (Short Sightedness)

What Is Myopia? (Short Sightedness)

Myopia, also known as short-sightedness or nearsightedness, is a complex vision condition that arises due to a combination of genetic, environmental, and lifestyle factors. Genetically, myopia often runs in families, indicating that individuals with nearsighted parents are more likely to develop the condition. What are the causes of Myopia? Environmentally,...

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Types of Contact Lenses: A Comprehensive Guide

Types of Contact Lenses: A Comprehensive Guide

  Contact lenses have dramatically revolutionized the world of optometry, offering an unprecedented level of freedom to people with vision impairments. However, with a variety of options now available in the market, choosing the right pair can be overwhelming. Let’s dive into the world of contact lenses and uncover the...

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Types of Glasses: A Comprehensive Guide

Types of Glasses: A Comprehensive Guide

Glasses have become an essential accessory for millions of people worldwide, for vision correction or as a fashion statement. However, glasses are not all the same, and choosing the right glasses for you, can be overwhelming.In this article, we will explore the different types of glasses available in the market,...

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What are Progressive Lenses and how do they work?

What are Progressive Lenses and how do they work?

What are Progressive Lenses? Progressive lenses are a type of lens that provide multiple focal points for clear vision at different distances. Unlike traditional bifocal lenses, which have a visible line separating distance and reading correction, progressive lenses have a gradual change in lens power from the top of the...

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What are Photochromic Lenses and how do they work?

What are Photochromic Lenses and how do they work?

  So, what are photochromic lenses? Photochromic lenses, also known as photochromatic lenses, are a type of glasses lens that change colour depending on the amount of UV light they are exposed to. In bright sunlight, these lenses will darken to protect your eyes, but when you go inside or...

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What are Night Driving Glasses and how do they work?

What are Night Driving Glasses and how do they work?

So, what are Night Driving Glasses? Night driving glasses are a special type of eyewear that help make driving at night easier and safer. They work by reducing the glare from bright lights like streetlights and oncoming car headlights. The lenses are usually yellow or amber and are tinted to...

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