Build a Sun projector with a finder scope or cheap binoculars

The practice of using a device to project an image of the Sun is thousands of years old. But if using a pinhole doesn’t give the image quality you want, then try this project. The final image will look a lot better. You’ll need a little lumber, a bit of hardware, a tape measure, andContinue reading “Build a Sun projector with a finder scope or cheap binoculars”

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