Polarised Sunglasses in Singapore: 5 Myths You Should Stop Believing

Polarised sunglasses are not just about the tint. If a lens has a polarising filter laminated into it, it cuts horizontal glare bouncing off roads, water, and pavements, no matter how dark, light, or colourful the lens looks. That one fact busts most of what people assume about polarised sunglasses in Singapore. Darker does not mean more polarised. Pastel does not mean less functional. And polarised does not automatically mean UV protected. With Sentosa's FunFest and GrillFest running through mid-August and the Night Festival taking over Bras Basah from 21 August, we put five common myths next to three of Aura Shades' newest polarised colourways, including one that changes tint with the light, to show what actually separates a good pair from a gimmick.

In this article

• What does "polarised" actually mean?
• Why polarised lenses matter more in Singapore's glare
• Myth 1: A darker lens means stronger polarisation
• Myth 2: Colourful or mirrored lenses cannot be polarised
• Myth 3: Pastel tints are more about looks
• Myth 4: Polarised only works on bright, sunny days
• Myth 5: All polarised sunglasses are basically the same
• FAQ

What Does "Polarised" Actually Mean?

A polarising filter is a thin chemical layer built into the lens that blocks horizontal light waves, the type that reflects off flat surfaces like wet roads, car bonnets, and the sea. Regular tinted lenses just dim everything evenly. Polarised lenses selectively cut the glare while keeping true colour and contrast. That is the whole trick, and it has nothing to do with how dark the lens looks.

Why Polarised Lenses Matter More in Singapore's Glare

Wet roads after a monsoon burst, sun bouncing off the water at Sentosa, glass and chrome on the PCN network: Singapore produces more reflected glare per square kilometre than most cities its size. That makes polarised lenses less of a nice-to-have and more of a practical tool for anyone commuting, cycling, or spending an August weekend at the beach festivals. It also means the myths below are not just trivia. They affect what you should actually be checking before you buy.

Myth 1: A Darker Lens Means Stronger Polarisation (or Better UV Protection)

This is the most common myth, and ophthalmologists have been correcting it for years. According to the American Academy of Ophthalmology, polarisation has nothing to do with UV light absorption, and many polarised lenses only carry UV protection because a separate coating was added on top. Lens darkness is a cosmetic choice. Polarisation and UV400 protection are two separate features that a lens either has or does not, whatever shade it comes in. Check the spec sheet, not the tint. We covered the UV side of this in more detail in our UV400 guide if you want the full breakdown.

Myth 2: Colourful or Mirrored Lenses Cannot Really Be Polarised

A mirrored coating is a reflective layer added on top of the lens. The polarising filter sits underneath it. They do not cancel each other out. Pretty in Motion proves the point: a gloss blue frame with a pink-orange mirrored lens that is fully polarised underneath, cutting glare off roads and water the same way a plain grey lens would, just with more personality.

Myth 3: Pastel Tints Like Pink Are More About Looks Than Protection

A soft tint does not mean a soft spec sheet. You Had Me at Pink runs a baby-pink polarised lens rated Category 3 with UV400 protection and an anti-reflective coating, the same protection level you would expect from a standard grey or black pair. The rubberised matte TR90 frame also carries an anti-seawater coating, so it holds up on humid days and impromptu beach trips as well as it does on a city commute.

Myth 4: Polarised Sunglasses Only Work on Bright, Sunny Days

Glare does not wait for full sun, and neither should your lens. Blinded by My Own Greatness pairs a polarised filter with photochromic technology that shifts from Category 2 in moderate light to Category 4 in harsh brightness, so the lens adjusts as Singapore's weather does, from overcast humidity to midday glare on a run or ride. The carbon fibre frame and wraparound fit are built for training, not just standing around looking good in it.

Myth 5: All Polarised Sunglasses Are Basically the Same

Once a lens is polarised, the differences that actually matter are frame material, lens category, and coatings, not the marketing copy. A lightweight TR90 frame suits everyday wear and travel. Carbon fibre suits high-impact sport. A fixed Category 3 lens suits consistent bright conditions. A photochromic Category 2 to 4 lens suits changing light. Here is how the three latest Aura Shades colourways compare.

Product	Frame	Lens	Category	Best For	Price
You Had Me at Pink	Rubberised matte TR90	Polarised, baby pink	3, UV400	Everyday wear, beach days	SGD 54.90
Pretty in Motion	Gloss blue TR90	Polarised, pink-orange mirrored	3, UV400	Cycling, travel, bold looks	SGD 54.90
Blinded by My Own Greatness	Carbon fibre	Polarised, photochromic	2 to 4, UV400	Running, cycling, trail sport	SGD 159.90

If you mostly need sunglasses for the commute, a beach day, or a coffee run, either OG colourway covers it. If you train outdoors and the light keeps changing on you, the photochromic pair earns its higher price. Browse the full range in our polarised sunglasses collection.

Frequently Asked Questions

What does polarised mean in sunglasses?

Polarised means the lens has a filter that blocks horizontal light waves, the type that bounces off roads, car bonnets, and water as glare. It keeps colour and contrast clear while cutting that specific reflected light, unlike a regular tinted lens that just dims everything evenly.

Does polarised mean the lens has UV protection?

Not automatically. The American Academy of Ophthalmology notes that polarisation and UV protection are separate features. Always check that the lens is also rated UV400, which blocks the full range of UVA and UVB rays, rather than assuming polarised automatically means protected.

Can light or pastel coloured lenses still be polarised?

Yes. Tint colour and depth are cosmetic. You Had Me at Pink and Pretty in Motion are both Category 3, UV400, and fully polarised despite their soft pink and mirrored finishes. The protection sits in the filter, not the shade.

How can I tell if a pair of sunglasses is actually polarised?

Look at a reflective surface, like a wet road, car windscreen, or your phone screen, and slowly tilt the sunglasses about 60 degrees while looking through them. If the glare visibly dims or shifts as you tilt, the lens is polarised.

What is the difference between polarised and photochromic lenses?

Polarised cuts glare from reflective surfaces. Photochromic changes how dark the lens is based on UV intensity. Blinded by My Own Greatness combines both, staying polarised at all times while shifting from Category 2 to Category 4 as the light changes.