Records of the natural optical phenomenon of the “camera obscura” pinhole image date back as far as 500 B.C.E. Between the 16th and 19th centuries, it was commonly used as a drawing aid. Artists would ...

Researchers have used the centuries-old idea of pinhole imaging to create a high-performance mid-infrared imaging system without lenses. The new camera can capture extremely clear pictures over a ...

If you wish to see the total solar eclipse in April, you should arrange to get yourself a pair of special eclipse glasses that will protect your eyes from the harsh rays of the sun. Related video ...

Scientists have developed a lens-free mid-infrared camera using a modern twist on pinhole imaging. The system uses nonlinear crystals to convert infrared light into visible, allowing standard sensors ...

Pinhole cameras are not new; they have been around since the beginning of photography. The concept was around long before that. The ancient Chinese and Greeks understood the notion of a pinhole device ...

A pinhole camera is a simple, safe and free solution that will allow you to watch a solar eclipse — and all you need are a few basic household supplies A pinhole camera is a simple, safe and free ...

A pinhole camera is a simple, safe and free solution that will allow you to watch a solar eclipse — and all you need are a few basic household supplies If you wish to see the total solar eclipse in ...