The research group led by Professor Yijun Feng and Professor Ke Chen from Nanjing University reports a hybrid-phase strategy that unlocks broadband achromatic wavefront control for both circular ...

Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have discovered a new way ...

Dispersion is an inherent feature of electromagnetic waves. It allows light to behave differently at different wavelengths, ...

A new metasurface design lets light of different spins bend, focus, and behave independently—while staying sharp across many colors. The trick combines two geometric phase effects so each spin channel ...

How do nanostructures keep plastics transparent while improving toughness and light control? PMMA, polycarbonate, COC ...

A new, ultra-thin metasurface is making waves in the world of optics by defying the traditional behavior of light. By ...

The Viltrox AF 16mm F1.8 L represents a milestone lens that demonstrates Viltrox’s commitment to photographers and filmmakers working within the L-Mount ecosystem. Viltrox’s first L-mount autofocus ...

Starworks welcomed husband-and-wife team Ekin Deniz Aytac and Joshua Davids for its Hot Glass Cold Beer event in February.

When you use DPReview links to buy products, the site may earn a commission. Image: Tamron Tamron has announced the 35-100mm F2.8 Di III VXD, a full-frame zoom lens for Sony E-mount and Nikon Z-mount ...

Imagine a "smart fluid" whose internal structure can be rearranged just by changing temperature. In a new study published in Matter, researchers report a way to overcome a long-standing limitation in ...