Exist any extender for Skywatcher Quattro 250p, for exemple 1.5X?
Extender for Skywatcher 250p
Lalo Juarez:
Exist any extender for Skywatcher Quattro 250p, for exemple 1.5X?
Good Morning!
Yes, there is an 1.5x extender with coma correction made by APM:
https://www.teleskop-express.de/en/telescope-accessories-5/barlows-reducer-lenses-8/apm-2-newtonian-coma-corrector-and-1-5x-barlow-9273
Well Written
Or the APM 2.7,it really is good .
Michael von Berner-Purgstall:Lalo Juarez:
Exist any extender for Skywatcher Quattro 250p, for exemple 1.5X?
Good Morning!
Yes, therevia an 1.5x extender with coma correction made by APM:
https://www.teleskop-express.de/en/telescope-accessories-5/barlows-reducer-lenses-8/apm-2-newtonian-coma-corrector-and-1-5x-barlow-9273
Thank you
How do the APM extender with coma correction compare with the Televue Powermates? I use the 2" 2x Powermate and it does well for me.
Tim Stevenson:
How do the APM extender with coma correction compare with the Televue Powermates? I use the 2" 2x Powermate and it does well for me.
I don’t know, I just order APM extender 1.5X, I share with you my comments. You can connect camera, OAG or filter wheels un the Televue powermate 2”?
Lalo Juarez:Tim Stevenson:
How do the APM extender with coma correction compare with the Televue Powermates? I use the 2" 2x Powermate and it does well for me.
I don’t know, I just order APM extender 1.5X, I share with you my comments. You can connect camera, OAG or filter wheels un the Televue powermate 2”?
Yes ... the Televue Powermate 2" has a 48mm male thread so you can connect camera, OAG, and Filter Wheels/Holder
Concise
Tim Stevenson:
How do the APM extender with coma correction compare with the Televue Powermates? I use the 2" 2x Powermate and it does well for me.
Hmmm, I don't think it will correct the coma caused by a Newtonian, it's "just" an extender, good for Sun, Moon and planets but not for Deep Sky imaging.
Problems with my Quattro Skywatcher
Hello, I have this problem with the stars, my equipment is a Quattro 250p with coma corrector. One side is ok, but the other the stars are no uniform.📷 IMG_0728.png
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Author owns Quattro 250p; relevant scope experience and setup discussion.
BAADER RCC COMA CORRECTOR , BACKFOCUS AND NO FOCUS
Hi there I’ve bought this coma corrector, and the documentation says its backfocus is 91,5 mm. I have a SkyWatcher 250 Quattro, and I’ve replaced the focuser with a more robust one. The problem is that in order to reach focus, I have to insert the co...
Author has Quattro 250p with coma corrector; discusses optical accessories and focus.