or blue-light-blocking computer glasses, Zenni will have a good pick. The online retailer removes the hassle from eyewear shopping. Plus, it's affordable, especially if you have a good Zenni promo ...

Get Instant Summarized Text (Gist) A liquid-crystal-based platform has been developed to address optical losses in photonic circuits, which are crucial for advanced technologies like quantum ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level ...

About 2 years ago I went to Eyeglass World and got two pairs of glasses and paid for a very expensive optometrist appointment that did not give me the full exam I was told I would get, they did ...

I have been to the Walmart Vision Center in Cottonwood, AZ three or four times in the last couple of months trying to get my new glasses to fit right. They are all wonderful over there ...

The authors showcase a photonic integrated circuit chip for fast optical frequency variation measurement, fabricated with thin-film lithium niobate, with a size of 5.5 mm × 2.7 mm ...