Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on amateur telescopes.

"Our computational techniques suggested we could design multi-level diffractive flat lenses with large apertures that could ...

As a photographer that shoots both film and digital, I think the trick to retro images may actually be in the lens ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...

Sony's first GM zoom lens with a constant f/2 maximum aperture and a useful zoom range for wedding and portrait photographers ...

Engineering is all about trade-offs, and that’s especially true in VR headset design. Pancake lenses are compact units that rely on polarization to bounce light around internally, resulting in a ...