Alpy at f/3 ?

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Alpy at f/3 ?

Postby Paul Luckas » Sun Aug 12, 2018 4:43 am

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 Luckas
Posts: 98
Joined: Tue Jun 24, 2014 5:08 pm
Location: Perth, Western Australia

Re: Alpy at f/3 ?

Postby Olivier GARDE » Sun Aug 12, 2018 8:48 am

Hi Paul,

Look this post :
LHIRES III #5, LISA, e-Shel, C14, RC400 Astrosib, AP1600
Olivier GARDE
Posts: 937
Joined: Thu Sep 29, 2011 6:35 am
Location: Rhône Alpes FRANCE

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