Getting light to hit our retinas depends on different parts of the eye working together. First, the light goes through the ...

Evidence suggests ancient civilizations, including the Greeks, may have had early optical knowledge and devices like ...

These smart glasses can be used as prescription wear or just to avoid the sun and you get a slew of features for a modest ...

The Phonic smart glasses by Lenskart are priced at Rs. 4,000 in India. Customers can customise them with bifocal or ...

One of my pet peeves with some compact cameras is that they often skip the viewfinder entirely. But one photographer and YouTuber decided to not only fix the missing viewfinder on his camera, but add ...

Solve related numerical problems. Day 16: Light - Lenses Study convex and concave lenses. Practice ray diagrams and lens formula applications. Solve numerical problems on focal length and ...

The door into the second encounter of Sundered Doctrine is a small test, set to teach you the mechanics you need to know. You ...

It is well-known that eyeglasses and other vision correction tools are the key to improving eyesight for many people ...

Lenskart, a leading Indian eyewear brand, has introduced a new set of smart glasses called Phonic, designed to combine traditional eyewear with modern technology. These smart glasses aim to offer ...

The back of the torch unit is concave, so the head band is taut across ... The multi-faceted optical lens features a single ‘main’ bulb and two smaller side bulbs to offer both spot and ...