Figuring a Telescope Mirror

Figuring a Telescope Mirror

Figure 1 from Structural Design for Lightweight Off-Axis TMA Space Telescope

Newtonian Reflecting Telescope Designer

Grind and Polish a Dobsonian/Newtonian Telescope Mirror With Hand Tools : 8 Steps (with Pictures) - Instructables

Figuring - Wikipedia

Figuring of a 20 telescope mirror with the mirror-o-matic

The largest liquid mirror telescope uses a 6-ft-diameter tan

Newtonian Telescope

How do you build a mirror for one of the world's biggest telescopes?

Spherical vs. Parabolic Mirror Focal Regions

Foucault knife-edge test - Wikipedia

Chapter 6 Section 6.2: Telescopes Today – Survey of Astronomy

A Cassegrain telescope uses two mirrors as shown in figure. Such a telescope is built with the mirrors 20 mm apart. If the radius of curvature of the large mirror is 220

Cassegrain Formulas and Tips by Mike Lockwood