Image of the day

Captured by
Erwin Forbragd

M33 in Triangulum

My Account

New to Astromart?

Register an account...

Need Help?

Use schedule 5 or 10 al. pipe for optical tube?

Started by Bill in Ballard, 02/16/2004 04:19AM
Posted 02/16/2004 04:19AM Opening Post
Has anyone used schedule 5 or 10 alumimum pipe for making an optical tube?