Projectors offer a simple, cost-effective way to indulge in 3D at home, enhancing older and newer 3D films alike. To enjoy 3D ...

The Ferrari of the projector world kicks off its version of 3D at CEDIA with the 3Dimension Series projectors which surprisingly use passive glasses instead of the battery operated active ones.

Solar Glasses, Pinhole Projector A Must To Safely Watch Eclipse. August 19, 2017 / 2:27 PM PDT / KCAL News ... You can look indirectly with a pinhole projector that you can make yourself.

They've built a glasses-free 3D projector that uses two liquid crystal modulators to angle outgoing light and present different images (eight in the prototype) depending on your point of view.

To make a pinhole projector, you really just need something with a pinhole in it and something that will project an image. You could use two sheets of printer paper, card stock or even paper plates.

The projector makes it safe to observe the solar eclipse if you don't have eclipse glasses. All you need to do is take a piece of cardboard, cut an inch square in the middle, tape foil over the ...

Here's where to buy solar eclipse observation glasses in Bucks County, and how to build your own projector ahead of the solar eclipse on April 8.