We reveal the best macro lenses currently available for close-up shooting, for both mirrorless and DSLR cameras. The post ...

The updated Class 12th Physics syllabus for the academic year 2025-26 has been released by the Rajasthan Board on its ...

Scientists build a "metagrating" filter that selects light by both wavelength and angle—unlocking next-gen AR, sensors, and ...

This article describes a design procedure that enables a time-efficient evaluation of the focusing properties of modulated geodesic lenses using ray tracing on the equivalent gradient-index planar ...