24″ Design Considerations
The design for the 24″ I’ve arrived at is based on the design in the image above (from an amateur in France), mounted on a trailer for easy transportation in…
Review: The Celestron Deluxe Off-Axis Guider
By Gord Tulloch, published in the May/June issue of RASC Winnipeg Centre Over the past couple of years, I’ve tried a few techniques for getting auto-guiding working on my Celestron…
Identifying the mystery glass!
I have a 24″ (609.6mm) diameter piece of unknown glass that weighs 72 lbs (32.6 kg) on the nose and is 2″ (50.8 mm) thick exactly. The ROC is 93″…