Antelope Valley Astronomy Club -

For discussing reflecting telescopes including Newtonian, Cassegrainian (Classical), Herschelian, and Off-Axis

For discussing refracting telescopes of all sizes

For discussing Catadioptric telescopes including SCT's, MCT's, Mak-Newt's, Schmidt's, and SNT's

For discussing Amateur Telescope Making, Optics, and Do It Yourself astronomy projects