Pinhole pupilloplasty enhances visual acuity, image quality The procedure is easy to perform and does not require special instrumentation. January 29, 2019 3 min read Issue: February 10, 2019 ...

Barbara Ess’s Beach (From Balcony), 2016–19 (Courtesy of Magenta Plains) There’s no simpler photographic apparatus than a pinhole camera. Any lightproof box with a tiny aperture on one end and some ...

Looking for a project to kill the winter months while you wait for a vaccination? Why not try making a pinhole attachment for your analogue or digital SLR? The pinhole camera is the simplest ...

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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 ...

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 ...

Both the front and back parts of the globe are essential for optimal vision. When we focus on the anterior segment of the eye, the cornea, pupillary opening and lens play a significant role in the ...

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 ...