Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical devices. Researchers have fabricated and tested flat lenses called Fresnel zone ...

Colourful frames, plant-friendly materials, and beloved characters – OT takes a look at what’s new in frames for young faces ...

Advertisement Stylish and well priced, these wire-framed cat-eye glasses fit comfortably, and they won’t turn your whole world orange, as many other glasses of this type will. But the lenses ...

We tried 23 online eyeglass retailers across various budgets and style offerings, and found four we recommend as the best ...

Global eyeglass lens grinding equipment market was valued at US$ 1,635.0 million in 2023 and is projected to attain a valuation of US$ 2,647.2 million by 2032 at a CAGR of 5.5% during the forecast ...

Hikvision DS-2DE4220IW-DE 2MP 20X network IR PTZ dome camera Hikvision DS-2CD2120F-I(W)(S) 2MP fixed dome network camera Hikvision DS-2CD2110-I 1/3-inch indoor IR fixed dome network camera Hikvision ...

The DINION capture 5000 IP features a CCD with progressive scan technology. These models can quadstream video simultaneously — on two H.264 streams, an I-frame recording stream, and an M-JPEG stream.

If your doctor prescribed a particular brand of contacts, it's best to stick with a retailer that offers that brand.

Shift lenses are favorites with architectural photographers, enabling correction of perspective so that uprights stay upright instead of appearing to lean inwards towards the top. There are plenty ...

For the 12 days of Christmas, we're revisiting the lenses we covered in each month of 2024. Today it's time to see what July brought… Shift lenses are favorites with architectural photographers, ...

Katie Waeltz, VP of center store category management and insights with Topco, shared her insight with Progressive Grocer's sister publication, Store Brands, on the changing private label marketplace ...