Prescription sunglasses shield your eyes from these risks by integrating UV-blocking filters directly into the lens material.

A dual-band 0.92/2.45 GHz circularly-polarized (CP) unidirectional antenna using the wideband dual-feed network, two orthogonally positioned asymmetric H-shape slots, and two stacked concentric ...

Whether you have contacts or glasses, we've found retailers with the best prescription sunglasses, including polarized sunglasses and sunnies that have transition lenses.

In this research, a circularly polarized antenna employing fractal slot geometry is proposed for UHF-RFID handset reader application. The proposed antenna consists of vicsekcross-shaped slot etched at ...

Types and coatings Single vision, bifocal, progressive, readers, prism, KODAK, blue light, transitions, photochromic, sunglasses ...