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″…
Astronomy and much more!
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″…
Since I have a couple of 6″ mirror blanks and need to get back into the mirror grinding groove for upcoming large telescope projects, I’ve started grinding a 6″ F/3.3…
My 16″ F/4.5 Telescope is pretty close to done – just have to mount the motors and belts, and test it all out. I built one set of electronics over…
Sorry no pictures of the actual scope but got a lot done over the Xmas holidays, all the major components are complete, just need to debug. I had an epiphany…
Before starting to grind my 24″ project down to a more reasonable focal length I decided to test the blank for strains within the glass that would prevent it from…
Finally got my FeCl and stripped the two mirrors I’ll be working on this winter – the 12″ is perforated so it was a pain putting a dam in the…
After years of wondering the best way to create mirror blanks in the 20″ and up class using kilns etc. turns out all you have to do is hang out…
The Rosette Nebula in Monoceros. Imaged on iTelescope T20, a 106mm Takahashi refractor with an SBIG STL-11000 camera by taking 6 300s exposures each in Luminence, Red, Green, Blue filters…
The camera is on the telescope ready to test! I’ve mounted the RpiHQ camera on a Raspberry Pi case with a Pi4 4GB and written a web based interface to…
Since my observatory run-off roof hasn’t really changed since it was built in 2002, it needs some remedial work. That’s a hell of a lot of weight sliding around to…