Jack Day

Jack Day began his adventure in amateur telescope making in 1985. He has been a speaker at the Telescope Optics Workshop in Bellingham, WA, runs the Student Telescope Making Program at the Table Mountain Star Party, and is otherwise mostly harmless.

DIY: Astronomy Projects & Guidance

A Compact, Lightweight Solar Projection Viewer

Learn how to make a travel-friendly solar projection viewer for your telescope for the next total solar eclipse!

By: Jack Day August 8, 2017

Jack Day

A Compact, Lightweight Solar Projection Viewer

About S&T

For Contributors

For Media

For Advertisers

About S&T