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  2. How to Build a Pinhole Camera to See the Total Solar Eclipse ...

    www.aol.com/pinhole-projector-watch-solar...

    The total solar eclipse arrives on Monday, April 8, and is visible across Mexico, the USA, and Canada. Catch a glimpse with this DIY pinhole camera.

  3. How to make a handmade solar eclipse view box if you can't ...

    www.aol.com/yourself-build-own-solar-eclipse...

    Here's how to make a pinhole viewer with a cereal box: Trace a piece of white paper along the bottom of the box, making sure it will fit the bottom of the box, and tape or glue it into place it ...

  4. How to make a solar eclipse viewer with a cereal box and some ...

    www.aol.com/solar-eclipse-viewer-cereal-box...

    Here is a finished pinhole projector made from a cereal box, a low-budget way to view the April 8 solar eclipse. To make a box pinhole project, gather up the following items:

  5. Pinhole camera - Wikipedia

    en.wikipedia.org/wiki/Pinhole_camera

    The image of a pinhole camera may be projected onto a translucent screen for a real-time viewing (used for safe observation of solar eclipses) or to trace the image on paper. But it is more often used without a translucent screen for pinhole photography with photographic film or photographic paper placed on the surface opposite to the pinhole ...

  6. Eclipse eye safety: How to make a pinhole projector, test ...

    www.aol.com/eclipse-eye-safety-pinhole-projector...

    The lenses on a camera or telescope can focus the light from the sun, making it even more dangerous, regardless of whether eclipse glasses are worn or not. ... a pinhole projector is another way ...

  7. Camera obscura - Wikipedia

    en.wikipedia.org/wiki/Camera_obscura

    A camera obscura (pl. camerae obscurae or camera obscuras; from Latin camera obscūra 'dark chamber') [1] is the natural phenomenon in which the rays of light passing through a small hole into a dark space form an image where they strike a surface, resulting in an inverted (upside down) and reversed (left to right) projection of the view outside.

  8. Pinhole camera model - Wikipedia

    en.wikipedia.org/wiki/Pinhole_camera_model

    The image plane is parallel to axes X1 and X2 and is located at distance from the origin O in the negative direction of the X3 axis, where f is the focal length of the pinhole camera. A practical implementation of a pinhole camera implies that the image plane is located such that it intersects the X3 axis at coordinate -f where f > 0.

  9. Don't have glasses to watch today's solar eclipse? Here are 7 ...

    www.aol.com/dont-glasses-watch-todays-solar...

    Search your ZIP code for a viewing guide. Create a pinhole projector to see the solar eclipse. With a pinhole projector, sunlight travels through the pinhole to create a small image of the sun ...

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