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pinhole
/ ˈɪˌəʊ /
noun
- a small hole made with or as if with a pin
- archery the exact centre of an archery target, in the middle of the gold zone
Example Sentences
With repairs complete, crews with the Los Angeles Department of Water and Power were refilling the reservoir last week when they discovered further tears and “pinhole sized leaks” in the floating cover.
If you don't have access to eclipse glasses, you can create a simple pinhole camera with just two sheets of cardboard or even use a colander to project the Sun's image safely onto the ground.
People without protection can still view the eclipse indirectly through a homemade pinhole projector.
With your back to the sun, position the foil side of the box over your shoulder, letting light stream through the pinhole.
You can also indirectly see the eclipse by using a pinhole projection.
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