This diagram shows the basic idea ... you can make a more elaborate pinhole viewer. It's basically a pinhole camera without film. Start with an empty cardboard box. I found one that is white ...

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.

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.

The trick is a pinhole camera, which exploits a property of light called diffraction to bend and magnify light. In this case, that's the eclipsing sun. A pinhole camera won't let you look directly ...

In effect, this setup would be a gigantic pinhole camera. “To me, one of the most interesting challenges in space astronomy today is the detection of exo-solar planets,” said team leader ...