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Old 27-07-2023, 08:18 AM
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mental4astro (Alexander)
kids+wife+scopes=happyman

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Looking for f/3-ish mirror

Hello all,

I'm seeing if anyone might have an f/3 mirror that needs a new home. Can be faster.

f/4 won't do as I have one.

Aperture size isn't much a concern. Can be 6", can be larger. Let me know what you have.

Thanks for looking,

Alex.
  #2  
Old 28-07-2023, 12:18 AM
Mickconn77 (Mick)
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Ross has one in the RH200 he’s selling. You may have to purchase the rest of the scope with it though
  #3  
Old 28-07-2023, 07:39 AM
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mental4astro (Alexander)
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Hi Mick,

Thanks for that , but it is not what I'm looking for. I am after just the mirror to build a Newt around.
  #4  
Old 28-07-2023, 02:27 PM
JA
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Quote:
Originally Posted by mental4astro View Post
Hello all,

I'm seeing if anyone might have an f/3 mirror that needs a new home. Can be faster.
Hi Alex,

There was a fellow member here on IIS, Logan (Lognic04) I believe, who made /was making a small f/3 mirror. Perhaps he has one for sale or will make to order. Other than that there's always fast refractors (camera lenses like a 300mm or 400mm f/2.8)

Best
JA
  #5  
Old 28-07-2023, 05:03 PM
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mental4astro (Alexander)
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This is for a specialised visual instrument to hunt down Integrated Flux Nebulae. This is why I need some aperture but more so that fast focal ratio. A frac or camera lens is not going to do.

Alex.
  #6  
Old 02-09-2023, 06:42 AM
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mental4astro (Alexander)
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Still looking for such a mirror.

Alex.
  #7  
Old 05-10-2023, 02:36 PM
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mental4astro (Alexander)
kids+wife+scopes=happyman

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f/3-ish mirror anyone?

Still looking.

Cheers,

Alex.
  #8  
Old 05-10-2023, 05:02 PM
Stefan Buda
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I can always make you one but I don't think you would like the price as you are looking for a second hand mirror.
 

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