What Are Cat 3 Sunglasses?
Understand lens category ratings and what Category 3 means for UV and light transmission in bright tropical conditions.
Read guideEverything you need to know about sunglasses lenses, UV ratings, and how to choose the right pair. Plain-English explanations, no brand bias.
Understand lens category ratings and what Category 3 means for UV and light transmission in bright tropical conditions.
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What UV400 protection actually means, how it differs from other UV standards, and why it matters in Singapore's climate.
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A practical comparison of polarised and non-polarised lenses — when polarisation helps and when it can actually hinder.
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How photochromic lenses work, their limitations in hot climates, and whether they suit Singapore's conditions.
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A full breakdown of lens categories 0 through 4 — what each rating means for light transmission and suitable use cases.
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How lens tint colour affects contrast, depth perception, and performance across different activities and lighting.
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An honest look at where the money goes — optics, build quality, UV protection, and what you genuinely get for more.
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Which lens categories and tints are suitable for daytime driving in Singapore, including what to avoid.
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The right way to clean lenses without scratching coatings — and what to never use on your sunglasses.
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When to replace your sunglasses — signs that lenses and coatings have degraded and UV protection may be compromised.
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