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20" strut Dob

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19 years 6 months ago #5071 by michaeloconnell
Replied by michaeloconnell on topic Re: 20" strut Dob
Take a look at this Seanie. Eugene found them.
pages.infinit.net/asmprod/
Michael

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19 years 6 months ago #5072 by Seanie_Morris
Replied by Seanie_Morris on topic Re: 20" strut Dob

Take a look at this Seanie. Eugene found them.
pages.infinit.net/asmprod/
Michael


Wow! Their vacuum mirrors are very cheap compared to the regular coated ones! Is there a difference in quality in those?

Seanie.
Midlands Astronomy Club.
Radio Presenter (Midlands 103), Space Enthusiast, Astronomy Outreach Co-ordinator.
Former IFAS Chairperson and Secretary.

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19 years 6 months ago #5073 by albertw
Replied by albertw on topic Re: 20" strut Dob

Wow! Their vacuum mirrors are very cheap compared to the regular coated ones! Is there a difference in quality in those?


I thought that the Vacuum proces were prices to just coat a mirror you already had. $240 for an 18" mirror is way too cheap.

Cheers,
~Al
Albert White MSc FRAS
Chairperson, International Dark Sky Association - Irish Section
www.darksky.ie/

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19 years 6 months ago #5080 by michaeloconnell
Replied by michaeloconnell on topic Re: 20" strut Dob
Yep, it's just applying the coating.

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19 years 6 months ago #5097 by Seanie_Morris
Replied by Seanie_Morris on topic Re: 20" strut Dob

Wow! Their vacuum mirrors are very cheap compared to the regular coated ones! Is there a difference in quality in those?


I thought that the Vacuum proces were prices to just coat a mirror you already had. $240 for an 18" mirror is way too cheap.

Cheers,
~Al


You're probably right guys! Damn! better scratch that 18" from ASM off my Christmas list so...

:cry:


Seanie.
Midlands Astronomy Club.
Radio Presenter (Midlands 103), Space Enthusiast, Astronomy Outreach Co-ordinator.
Former IFAS Chairperson and Secretary.

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