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Follow these instructions for creating your box pinhole projector. Using a pencil, trace one end of the box onto the white sheet of paper. Next, cut out the shape.
Don't have solar eclipse glasses? No problem. You can make your own solar eclipse viewer box at home, whether with a pinhole projector or a colander.
Turn a shoebox into a partial solar eclipse viewer. The cereal box method works with shoeboxes, too.. Cut a small hole on one end of the shoebox and tape foil over it. Poke a small hole in the foil.
Solar viewers should be used for safe viewing of the Sun during partial solar eclipses and during the partial phases of a total solar eclipse event, when the Moon only covers a portion of the Sun's surface. Only during the brief period of totality of a total solar eclipse is it safe to view the Sun directly with the naked eye.
User's guide for a Dulcitone keyboard. A user guide, also commonly known as a user manual, is intended to assist users in using a particular product, service or application. It is usually written by a technician, product developer, or a company's customer service staff. Most user guides contain both a written guide and associated images.
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Looking at eclipse without proper glasses is dangerous. Luckily, there are DIY options for those who forgot to order a pair in time for April 8.
A slide viewer is usually a small handheld device with a slot in which a slide can be inserted to see a magnified illuminated view of it. A slide viewer is an instrument for individual viewing. Some models have an automatic feeder for inserting multiple slides and some have a slot for a strip of film.