design and implementation of a camera pose estimator using a known sized detected square. in this project we used Aruco markers but you can use any square else to estimate the camera position.

No problem! I’ll bet you have a cardboard box. That and a few common supplies will let you build a pinhole camera/viewer that you can use to see an eclipse or the Sun. Just follow the steps in ...

Thankfully, there are several ways to watch an eclipse without risking your vision, and one of them is building a pinhole camera out of a box, a piece of aluminum foil, and lots of tape.

People wanting to experience the solar eclipse on April 8 in a creative and safe way can do so by creating a pinhole camera. Jeroen Stil, associate professor of astronomy at the University of ...

Pinhole cameras, also known as pinhole projectors, are another way to experience a total solar eclipse. Plus, they are easy to make with items found around the house or at school. On April 8th, a ...

Consider crafting a “pinhole camera” or projector at home — a simple and inexpensive device that allows for safe viewing of the eclipse from a unique perspective.

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 ...