Snap is quickly becoming the gold standard for augmented reality. About a year ago, the company released new ground segmentation Lenses. Since then the company has focused increasingly on expanding ...

Traditional lensmaking is a grind — literally. One starts with a piece of glass, rubs it against an abrasive surface to wear away the excess bits, and eventually gets it to just the right shape and ...

If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this problem ...