Is there a standard for sunglass lens categories?

Dec 15, 2019 ... Category 3 would be perfect for skiing in strong sunlight, but if you anticipate intense bright sunlight for the whole trip you may want ... Lightweight but super strong TR90 frame. Impact resistant & shatterproof polycarbonate lenses. Full wrap fit to keep out wind, glare & UVR. Category 3 to 3 in mineral lens. Category 2 to 3 in PhD™ 2.0 lens. Very bright light conditions. The non-polarized lens is ideal for Driving and Everyday ... Airplane Mode2. Black Frames16. Black Lenses16. Blue Lenses3. Brown Frames6. Brown Lensees13. BROWN SUNGLASSES6. CAT EYE SUNGLASSES12. Clear Frames3. Category 3 to 3 in mineral lens. Category 2 to 3 in PhD™ 2.0 lens. Very bright light conditions. The non-polarized lens is ideal for Driving and Everyday ... Apr 10, 2024 ... Lens category simply denotes the darkness of sunglasses lenses and does not mean they are polarised. Category 3 sun lenses are the most common ... ... rated as category 3 for superior sun glare reduction. Read more. - +. Add to basket. £30.00. In stock. More details. Material, Bio-Plastic. Dimensions, 6 x 14 x ... These sunglasses provide a good level of UV protection. Category 3 glasses also provide a high level of sun glare reduction. These sunglasses are good if you ... Oct 30, 2024 ... Category 2 lenses are somewhat tinted and may be intended for partly overcast days, category 3 lenses refer to dark lenses and offer standard ... Just 21 g. Robustness. Polycarbonate glasses made from high resistance plastic. 2-year guarantee. Polarised. Polarising lens: reduces reflections from ...