A powerful software tool capable of accurately modeling how cameras capture light could help democratize the development of ...

Engineers created multi-layer metalenses that focus several wavelengths. The design could revolutionize portable optical devices. Researchers have introduced a new way to create multicolored lenses ...

In tests with volunteers, the device successfully captured color images of the retina, showing features such as the optic disc, blood vessels, and macula. Importantly, the images could be refocused ...