Are Power sunglasses good?
What are the benefits of having Power/Prescription Sunglasses over normal eyeglasses? Ans. These sunglasses can provide more protection then eyeglasses. They look like normal sunglasses, so you do not have to leave the stylish look for your eye protection needs.
What are Category 3 sunglasses?
Category 3 is for strong sunlight and the most common category because almost all brown and grey (or ‘smoke’) lenses are Category 3. Shop leisure style sunglasses. Category 4 is typically a very dark grey or brown lens – ideal in mountains or desert where the sun is intense and there are high glare conditions.
How can I check my eye power?
1 Place yourself 40 centimeters from the screen. 2 If you have glasses for distance vision or glasses with progressive lenses, keep them on. 3 Without pressing on the eyelid, cover your left/right eye with your hand. 4 Indicate if you see lines that are darker.
How much does a power glass cost?
Power Sunglasses Collection Price List
| Power Sunglasses Collection | Price (Rs) |
|---|---|
| GunMetal Aviator Men Sunglasses (RX-M216BK2N|58)-RX-M216BK2N | Rs. 2599 |
| Black Square Men Sunglasses (RX-M206BR5P|57)-RX-M206BR5P | Rs. 1999 |
| Black Square Men Sunglasses (RX-M206BK4|57)-RX-M206BK4 | Rs. 1999 |
Why are sunglasses curved?
Sunglasses (goggles) have curved surfaces but they do not have any power. Why? Sunglasses do not have any power because both the surfaces of the glasses are equally curved. A concave lens of focal length 15 cm forms an image 10 cm from the lens.