Versatility of the Texereau-design Foucault Test Apparatus
This telescope mirror shadow tester doubles as an artificial star test.
This is article is available to subscribed members only.
Funding Member
Sponsors
- Desert Sky Astro Products
- GetLeadsFast, LLC
- Anacortes Telescope
- FocusKnobs
- APM-Telescopes
- RemoteSkies.net
- ASTROPHOTOGRAPHY BY MARTIN PUGH
- OMI OPTICS USA LLC
- Astromart Customer Service
- Matsumoto Company
- SellTelescopes.com
- Pier-Tech Inc.
- AG Optical Systems
- Wounded Warrior Project
- AstroMart LLC
View all sponsors