Merlin66
28-10-2022, 01:06 PM
I’d like to try one of these reducers in a spectroheliograph application.
Does anyone have one that they no longer use available?
Let me know.
Ken
Does anyone have one that they no longer use available?
Let me know.
Ken
View Full Version here: : [TRADED/FOUND] GSO RC 0.75 reducer