How to Make an Eclipse Viewer for the Solar Eclipse

TLDRLearn how to create a pinhole viewer for the upcoming solar eclipse in just a few simple steps. With a mailing tube, a pinhole, and a viewing device, you can safely observe the eclipse and see the image of the sun.

Key insights

🌑Create a pinhole viewer using a mailing tube

📸Use a ground glass view screen for better image quality

🌞Position the pinhole viewer correctly to view the eclipse safely

🛡️Use a viewing baffle to protect your eyes from the bright glare

📷Capture video of the eclipse by attaching a camera to the pinhole viewer

Q&A

What materials do I need to make an eclipse viewer?

You will need a mailing tube, a pinhole, a viewing device, and optional materials like a ground glass view screen and a viewing baffle.

How do I create a pinhole viewer?

Drill a quarter-inch hole in one of the end caps of the mailing tube, spray paint the cap black, and attach a pinhole using tape. Then, add a viewing device to the other end cap.

How can I improve the image quality of the viewer?

You can use a ground glass view screen made of translucent plastic or glass, sanded down to create a diffused image of the sun.

How should I position the pinhole viewer for safe viewing?

Point the pinhole viewer at the sun, ensuring that the shadow of the tube is perfectly circular. Use a viewing baffle to shield your eyes from the bright glare.

Can I capture video of the eclipse with the pinhole viewer?

Yes, you can attach a camera to the viewer and adjust the focus to capture video of the eclipse.

Timestamped Summary

00:00Introduction to the upcoming solar eclipse

00:08Explanation of the pinhole viewer concept

01:00Demonstration of drilling a hole in the mailing tube cap

03:00Spray-painting the cap for better image quality

05:00Creating a ground glass view screen

07:00Using a viewing baffle for eye protection

09:00Demonstration of capturing video with the pinhole viewer