Image of the day

From the
ATWB Customer Gallery

The Last Sundog of 2012

My Account

New to Astromart?

Register an account...

Need Help?

If you have any questions or experiencing an issue please report to support@astromart.com

Versatility of the Texereau-design Foucault Test Apparatus

Posted by John Lynch   07/01/2013 12:00AM

This telescope mirror shadow tester doubles as an artificial star test.

This is article is available to subscribed members only.

Log in or register to read article...