Re: OT: 54mm spacer tubes


ah that's what i'm looking for. Not sure how i missed them

On Mon, Jan 30, 2023 at 8:59 AM Ken Sablinsky <kensablinsky@...> wrote:
Hey Brian,

I picked up a set of Blue Fireball rings from Agena:

They don't have any spanner notches, so occasionally it's difficult to separate two from each other, but otherwise they work well for my imaging train.

On Mon, Jan 30, 2023 at 8:55 AM Brian Valente <bvalente@...> wrote:
Hi everyone

I need to adjust my image train backfocus which is M54 all the way through, but spacer tubes at this diameter seem to be hard to find and expensive

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