Researchers have used the centuries-old idea of pinhole imaging to create a high-performance mid-infrared imaging system ...

Long before modern photography, the idea of capturing images through a tiny hole fascinated early thinkers. The ancient ...

India is a land of incredible temples, and each has its own unique story, architecture, and cultural importance. Some temples are known for their sheer size and grandeur, while others fascinate ...

Researchers at East China Normal University have created a mid-infra-red camera with a deep depth of field by creating a virtual pin-hole in an optically-active crystal. The lens-free system not only ...