In a ray diagram, a concave lens is drawn as a vertical line with inward facing arrows to indicate the shape of the lens.

A team of researchers from the Max Born Institute (MBI) in Berlin and DESY in Hamburg has demonstrated a plasma lens capable ...

A team from the Max Born Institute (MBI) in Berlin and DESY in Hamburg has built the world’s first plasma lens capable of ...

Double vision: Visible (left) and infrared (right) images of a sign created using microscale concave interfaces. The infrared image was taken using a lidar camera. (Courtesy: Jacob Rada) A structural ...

CBSE Class 10 Physics Chapter 10 Important Questions and Answers: In this article we are going to cover the Multiple Choice Questions, Very Short Answer Questions, Short Answer Questions, Case Study ...

Draw a ray from the object to the lens that is parallel to the principal axis. Once through the lens, the ray should pass through the principal focus. Draw a ray which passes from the object through ...

Flash Physics is our daily pick of the latest need-to-know developments from the global physics community selected by Physics World‘s team of editors and reporters Tighter focus: new lens improves ...