Plug-and-Play Lens for Microscopy

New device makes it easy to access high-quality images from deep inside tissue

An Ultrathin Flat Lens with a Broad Bandwidth

A fishnet-achromatic-metalens captures 70% of incoming light in frequencies ranging from 640 nanometers to 1200 nanometers

Superlens Squeezes Light into Nanospace

Plasmon nanojet: an efficient mechanism for subwavelength focusing of plasmons

Metasurfaces for Ultrathin Camera Lenses

A new device can focus light just like a normal camera lens, but it is thousands of times thinner and can be flexible

Metasurface Opens World of Polarization

New device may have far-reaching applications in polarization imaging and quantum optics

Switching Between Transparent and Reflective

A new metamaterial capable of changing its optical properties without any mechanical input

Towards Ultra-High-Resolution Displays

New approach uses a switching mechanism of plasmonic pixels based on magnesium

Imaging Nanostructures with Aspherical Microlenses

New concept of ultralong working distance spectroscopy with 3D-printed aspherical microlenses

Focus-Free Camera with a New Flat Lens

New technology poised to drastically reduce weight, complexity and cost of cameras while increasing functionality

Metamaterials for Analog Image Processing

A new filter differentiates the incoming light directly to image the edges of the object