Re: Mirror cells

Rik Hill (rhill@LPL.Arizona.EDU)
Mon, 17 Apr 1995 10:57:22 +0700

Messages sorted by: [ date ][ thread ][ subject ][ author ]
Next message: Sam Paris: "Re: Vacuum Chamber Plans? / coating process & materials"
Previous message: Alan Kilian: "Kilian's Mirror: Poor testing results."
Maybe in reply to: Rik Hill: "Mirror cells"
Next in thread: Mark VandeWettering: "Re: Mirror cells"

>
> I'm planning a 10" f/6, and here are my current plans: The mirror is
> held to the mirror support a la Berry; with silicon cement. This provides
> a strong yet flexible hold, support from the edge as well as the bottom,
> and I can use as many points of support on the bottom as I want.
>
> If anyone has opinions or experiences to relate, I'd love to hear them!
>
I have a 14" mirror mounted this way and find that every time I move the telescope I have to refocus to accomodate the different compression of the silicone support. This would be disasterous for any long exposure photography. -Rik

Next message: Sam Paris: "Re: Vacuum Chamber Plans? / coating process & materials"
Previous message: Alan Kilian: "Kilian's Mirror: Poor testing results."
Maybe in reply to: Rik Hill: "Mirror cells"
Next in thread: Mark VandeWettering: "Re: Mirror cells"