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Messages 93973 - 94002 of 111448   Oldest  |  < Older  |  Newer >  |  Newest
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93973
f/35 NOT f3.5...Ol' Jupe don't look like much at f/3.5... ;-) Peace, Rod Mollise Author of: Choosing and Using a Schmidt Cassegrain Telescope and The Urban...
Rod Mollise
rmollise
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Feb 1, 2007
10:59 am
93974
Been there done that with regards to eyepiece projection on the planets. I had good results with a very low power wide field plossl eyepiece. Then I got me...
Sam Barziza
b52ceti
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Feb 1, 2007
11:24 am
93975
OK, the "mini announcement" thread got me thinking. I think many people have a sort anti barlow prejudice, probably because many of them are junk. In looking...
Tom Rauschenbach
novitious
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Feb 1, 2007
1:32 pm
93976
Bill That's interesting. Forgot about the Navajo and Hopi nations. They see the world in a totally different drum beat. LOL. Clear skies and calm winds, ...
Bill Logan
wb9sat
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Feb 1, 2007
1:54 pm
93977
Hi: The Powermates are, indeed, everything they claim to be. I have to disagree with your statement about barlows that "many of them are junk." Amazingly...
rmollise@...
rmollise
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Feb 1, 2007
2:26 pm
93978
That prejudice may be left over from the lovely little barlows we remember from our first Tascos. These days most any barlow from a serious manufacturer...
Chris Peterson
cloudbait
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Feb 1, 2007
2:38 pm
93979
... junk." Amazingly enough, most barlows (above the department store level) being imported today are surprisingly good optically. I will admit, that I've...
Tom Rauschenbach
novitious
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Feb 1, 2007
3:02 pm
93980
Not hype. I use a 2.5 powermate often, and a 5x powermate infrequently for prime focus film photography (approaching ~f/64). the powermate unscrews at the...
Stephen Hoff
greyghost_steve
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Feb 1, 2007
3:27 pm
93981
... That's a mostly outdated idea today. I did notice a significant difference between my Meade shorty barlow and a 2X Televue, but in general there are many ...
John Mahony
jmmahony
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Feb 1, 2007
8:53 pm
93982
... I think you did a good job of summarizing several issues in a minimum of space! I have to wonder if Celestron can afford to not respond to the 200R at ...
Ken Hutchinson
hctuhlk
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Feb 1, 2007
9:29 pm
93983
Hi - I just "read" the French report (courtesy Google translate) about the 2 C92.5's that were tested. As some here know, they found that on the better of the...
jdma926
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Feb 1, 2007
11:46 pm
93984
Generally, corrector rotation is far more important. Peace, Rod Mollise Author of: Choosing and Using a Schmidt Cassegrain Telescope and The Urban Astronomer's...
Rod Mollise
rmollise
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Feb 2, 2007
12:07 am
93985
My C9.25 secondary came loose too and Celestron said that the serial# on the secondary should be parallel to the ground when the dovetail side is at the ...
Tanveer Gani
burdbeen
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Feb 2, 2007
2:45 am
93986
I see there has been some discussion of this on Cloudy Nights and the folks at Planewave Instruments say its ok to talk freely now so if you have been...
Ken Hutchinson
hctuhlk
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Feb 2, 2007
2:56 am
93987
You may be interested in join their group. http://tech.groups.yahoo.com/group/Planewave_CDK20_Telescope/ Clear skies and calm winds, "Dollar" Bill Logan, ...
Bill Logan
wb9sat
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Feb 2, 2007
4:18 am
93988
... That wisdom seems to be carved in stone, but I don't believe it. I suspect that in the process of rotating the corrector it's ofttimes replaced...
Thad Floryan
thad_floryan
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Feb 2, 2007
6:07 am
93989
... wrote: OK, the "mini announcement" thread got me thinking. I think many people have a sort anti barlow prejudice, probably because many of them are junk. ...
James T. Bronson
jamesbronson...
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Feb 2, 2007
11:48 am
93990
John and All, I have a older Meade shorty Barlow that I can pair with my Meade 10 inch F/6.5 scope. I would also use it on a 9.25. So you are thinking that a...
deandddd
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Feb 2, 2007
12:07 pm
93991
HI: Who made it doesn't matter. Meade likely didn't make that barlow, anyway. There is no special compatibility between Meade scopes and the eyepieces/barlows...
Rod Mollise
rmollise
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Feb 2, 2007
2:12 pm
93992
Hi: I'm not sure that most amateurs will perceive the R as a radical enough advance to encourage Celestron to move on it. If it does, I'm sure it would be easy...
Rod Mollise
rmollise
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Feb 2, 2007
3:10 pm
93993
Is that the OTA from your beloved C8 Ultima? Scott Holland Lowell, NC ... From: sct-user@yahoogroups.com [mailto:sct-user@yahoogroups.com]On Behalf Of Rod...
BellSouth
hdelano1
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Feb 2, 2007
3:13 pm
93994
... If only my Celestron eyepieces worked as well as the Tele Vue eyepieces on my C 8, and C 11 lol..... But I am happy with my Celestron Ultima barlow 8-) -- ...
Allan
SCTUSER@...
Send Email
Feb 2, 2007
4:05 pm
93995
I have a 6" SC and have been looking at focal reducers. Can someone tell me if there is any diffrence between the Celestron and Meade 6.3 reducers other than...
lburg_56
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Feb 2, 2007
5:57 pm
93996
There should NOT be. Unfortunately, however, at least one batch of the Meade reducers was DEFECTIVE. I'd buy the Celestron at this time. Peace, Rod Mollise ...
Rod Mollise
rmollise
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Feb 2, 2007
6:26 pm
93997
... I've heard talk of that. Could you describe the defect ? ... -- Software design and implementation should be a joyous art, a kind of high-level play. If...
Tom Rauschenbach
novitious
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Feb 2, 2007
6:47 pm
93998
I believe that one or two of the internal surfaces were uncoated (or badly coated), resulting in internal reflections. Chris ...
Chris Peterson
cloudbait
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Feb 2, 2007
6:59 pm
93999
Rod, I am betting that new upstart companies will overtake C and M very soon. A glance at Sky and Telescope magazine reveals some great upcomers such as ...
Bill Logan
wb9sat
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Feb 2, 2007
7:28 pm
94000
Barlows are a pretty simple optical component, so there's little in the way of "compatibilty" involved. -John ... ...
John Mahony
jmmahony
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Feb 2, 2007
7:35 pm
94001
I think Rod's referring to the recent problem with a batch of Meade reducers that had the wrong lenses installed. The resulting focal length was way too short...
John Mahony
jmmahony
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Feb 2, 2007
7:53 pm
94002
Yes, the coating issue I'm referring to was a long time ago- maybe 10 years. I hadn't heard about the more recent problem. Chris ...
Chris Peterson
cloudbait
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Feb 2, 2007
8:01 pm
Messages 93973 - 94002 of 111448   Oldest  |  < Older  |  Newer >  |  Newest
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