Light travels at different speeds based on the medium it passes through. For example, in a vacuum, it travels at 3.0 × 10^8 m/s in a straight line. But when directed towards glass, air, diamond, water ...

Not an aberration: schematic drawing of the metalens (left), which is made of tiny titanium waveguides. The drawing on the right is of a single waveguide. (Courtesy Boubacar Kanté) A new type of ...

Given that vintage glass is not only holding its value but getting more expensive, digitally recreating some of that classic look digitally is a sound option. It also comes with an undo button. When ...

Optical microscopes are indispensable research tools in fields such as life sciences, medical science, and materials science. The objective lens is the core component of the microscope, determining ...

Ideal for laser-focusing applications, 10 to 30-mm Gradium Series lenses use glass with an axial gradient that changes the lens index by as much as 0.15 from front to back to correct aberrations. Two ...

Canon has published a new patent outlining a series of prime lenses for full-frame cameras which, if released, I believe will ...

SAN JOSE — Canon Inc. today said its accelerated development schedule for 157-nm lithography remains on track, and that the company's projection optics system for 70-nm process technologies has not ...

This paper covers a discussion of the Abbe Sine Condition and its implication for Flat Optics, including the effects of stop shift and substrate curvature. Following that, we apply Sweatt’s high index ...