Yippee! My article just appeared in the latest issue of Amateur Astronomy Magazine, issue #96! "An Easy Fix for Astigmatism." It covers ways to eliminate objectionable astigmatism from your telescope, especially big Dobsonians. Tom
29-inch Dob in a dome
36-inch upgrade soon
LUNT 80/80 solar scope
FLI 6803 cam
APM 100mm APO Binos
JMI RB-16 Night Vision Binos
Zeiss 20x60 IS binos