What is Category 2 UV protection?
Lens category 2: General purpose sunglasses. These provide good protection against sunglare and good UV protection; they suitable for driving in at night or under dull light conditions.
Is Category 2 UV protection good?
Lens category 2: Sunglasses – These sunglasses provide a medium level of sun glare reduction and good UV protection.
What is class 2 solar protection?
Class 2 lenses block 70% of UVA and 95% of UVB radiation. “Some [contact lenses] offer little to no UV-radiation protection, while others provide adequate additional protection as a supplement/compliment to sunglasses.”
Are Cat 2 sunglasses good?
Category 2 lenses are the most common you will find in sunglasses. They provide good protection from UV rays but don’t have as dark a tint as the category 3 and 4 lenses. Category 4 lenses are best being used at higher altitudes but are not to be worn when driving as they are too dark.
Is UV400 a Category 3?
These range from 0 to 4, with 0 being the lightest shade and 4 being the darkest: Category 0 — clear or very light lenses for fashion and indoor use. Category 2 — moderate lenses for protection against glare. Category 3 — dark lenses for bright days (the most common category)
What is the difference between Category 2 and 3 sunglasses?
‘Lens category 2: sunglasses’ provide a medium level of sun glare reduction and good UV protection. ‘Lens category 3: sunglasses’ provide a good level of UV protection and a high level of sun glare reduction.
Is uv400 a Category 3?
What does Cat 3 uv400 mean?
These range from 0 to 4, with 0 being the lightest shade and 4 being the darkest: Category 0 — clear or very light lenses for fashion and indoor use. Category 3 — dark lenses for bright days (the most common category) Category 4 — very dark lenses for intense sunshine (i.e. on mountains and glaciers)
What does 2n mean on sunglasses?
Fashion. 2. Cat 2 lenses are the most common category to be found in sunglasses, for general use they provide good protection from visible light and from UV rays. This lens will have a tint which allows through less light than category 1 but more light than category 3. General Purpose, watching and taking part in sport.
Is UV category 3 good?
‘Lens category 3: sunglasses’ provide a good level of UV protection and a high level of sun glare reduction. ‘Lens category 4: sunglasses’ are special purpose sunglasses that provide a very high level of sun glare reduction and good UV protection.