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It looks like a great buy! It seems a pity though that it looks like it has hardly seen any use, especially as you point out that it must have cost a...
Ummm, so this just popped up on a random Google search. $189 for a 90mm? (Single speed R&P though.) F5.6
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Interesting! I did not know anyone still sold these.
Somehow, in achromats, the ST90 and the ST102 do not seem as popular as the ST80 and the ST120....
I want to know when buying a refractor, which is more important to have:
1. A triplet but with ED optics
2. A doublet but with Fluorite or...
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I did a bit of reading on different refractors you listed, the Takahashi from every review I read rated it highly except for the R&P focuser.
It has...
Got the Orion version used locally. First look at the moon showed a yellow haze eveywhere. Have not had an achro in years, everyone talks about a...
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Many do have a aperture mask built into the dust cover.
Handy on some targets but reduces the light gathering on others.
Spinning a lens to optimize...
Looking for a semi apo doublet refractor.Visual for now but will grow into A/P with it eventually. My budget has me looking at a Lunt 102 Ed. It has...
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I own the Semi-APO filter from Baader. It is not all it’s cracked up to be. It’s knocks about 1/2 stop off of the brightness and doesn’t get rid of...
Took delivery of this a couple of days ago and not really had the weather to test it out properly.
I know it looks big for the mount but it seems to...
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It looks fantastic: still waiting for a report though!
I found some nice red metallic paint a while back and was planning to re-coat my Celestron...
Uses the 130mm f/7 -53 triple from TS Optics Germany.
Wanted to have this mount up on the Stellarvue M2 mount and did not think their completed scope...
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The limit of the M2 blockhead mount and column appears to be with the 120mm light weights f8.3 achromat 1000mm f.l. and f7.5 SWed 900mm f.l. They...
Does anybody recognize this D=80mm F=910mm (f/11,3) refractor?
Apparently the manufacturer brand is no longer on the tube, but it's vintage (sort...
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If the finder is mounted on the focuser its a C80 made by Vixen Japan for Celestron in the late 80’s to mid 90’s ! If its in good shape grab it quick...
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