Alpy at f/3 ?

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Paul Luckas
Posts: 103
Joined: Tue Jun 24, 2014 5:08 pm
Location: Perth, Western Australia

Alpy at f/3 ?

Post by Paul Luckas »

I have a friend who is considering buying an Alpy to attach to a small Riccardi-Honders telescope at f/3. I presume it will work, not withstanding the possibility of light loss due to vignetting ?

Any obvious issues ?

Paul
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Olivier GARDE
Posts: 1267
Joined: Thu Sep 29, 2011 6:35 am
Location: Rhône Alpes FRANCE
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Re: Alpy at f/3 ?

Post by Olivier GARDE »

Hi Paul,

Look this post :
http://www.spectro-aras.com/forum/viewt ... f=8&t=2036
LHIRES III #5, LISA, e-Shel, C14, RC400 Astrosib, AP1600
http://o.garde.free.fr/astro/Spectro1/Bienvenue.html
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