Okayama Astrophysical Observatory 188cm primary mirror cleaning

dpastern (Dave Pastern) · #1 20-10-2018, 08:40 PM

An excellent video showing an overview of the process.

https://www.youtube.com/watch?v=IR8fYw0hnJk

I'm surprised at using Baking Soda to polish the mirror.

Lognic04 (Logan) · #2 20-10-2018, 09:02 PM

Imagine the zones after baking soda polishing

dpastern (Dave Pastern) · #3 20-10-2018, 09:07 PM

Quote:

Originally Posted by Lognic04

Imagine the zones after baking soda polishing

i wouldn't think they'd use Baking Soda if it caused any issues though?

xelasnave · #4 20-10-2018, 11:19 PM

It all seems so wrong...is it just me ?
Heck they may as well left in place and scrubed it with Ajax☺
My 12 inch was ruined with mouse uri e ..maybe give it a go with bicarb...
Alex

dpastern (Dave Pastern) · #5 21-10-2018, 01:56 AM

Quote:

Originally Posted by xelasnave

It all seems so wrong...is it just me ?
Heck they may as well left in place and scrubed it with Ajax☺
My 12 inch was ruined with mouse uri e ..maybe give it a go with bicarb...
Alex

the mirror was pretty dirty...