I've uploaded a photo of my new 22" all-metal and glass dob, shown stowed in the back of a Mazxda 323 hatchback, and set up at IHOP (Ice House Observaion...
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Robert Leyland
r_leyland
Jun 2, 2003 5:05 am
Hi Shneor, That's a nice looking telescope. I remember that your 17.5 dwarfed the 323 when unloaded, and now a 22" in the same car, well done! cheers, Robert....
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Paul Alsing
palsing
Jun 2, 2003 5:14 am
...my new 22" all-metal and glass dob, .. IMHO, this is a revolutionary dssign. ... Shneor, Are we going to see this new 'scope at Shingletown later this...
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starcrazed_1@...
telescope_de...
Jun 2, 2003 5:57 am
revolutionary it may be, some of us like to work with wood and enjoy its looks though. John On Sun, 01 Jun 2003 23:07:52 -0000 "szsherm"...
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telescope_designs_unl...
telescope_de...
Jun 2, 2003 1:18 pm
Which file is it? I cant seem to find it. John ... (Ice ... meantime....
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pemulvogue
Jun 2, 2003 1:56 pm
Click Show All at bottom of Photos page.Last thumbnail. Paul...
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szsherm
Jun 2, 2003 6:38 pm
... revolutionary ... Yes, it will be there. Still using my platform until the drive circuitry is completed; don't know when that will be. Clear skies, Shneor...
I've seen several "minimalist" scopes on various web pages over the past year and am curious about a few things. To the eye, they look as if they are fairly...
6305
Paul Kemp
pulinskipaul
Jun 3, 2003 6:24 am
I was out again last night under the southern skies. I have posted an observing report on my website; http://homepages.ihug.co.nz/~michellekemp Catch 22 in...
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Robert Leyland
r_leyland
Jun 3, 2003 6:46 am
Hi Paul, I remember Wenderholm, we picnic'd a few times there at family gatherings. My G'Parents had a beach place on the Whangaparoa peninsula, which is just...
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Robert Leyland
r_leyland
Jun 3, 2003 7:07 am
Hi Paul, Sorry to double reply, I found that dark sky map site: http://www.inquinamentoluminoso.it/worldatlas/pages/fig1.htm see in particular: ...
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pam hart
bob44pam
Jun 3, 2003 3:04 pm
Hi paul' love your site and reports.May i ask what is your favorite object to look at down there.Mind is the orion nebula up here in the usa.Thanks for you...
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Chris Montgomery
chrismontgom...
Jun 3, 2003 3:07 pm
My discovery big dob I have on order is a 10 f/6. For a finder scope I had the option of a telrad or a 7X50 finderscope. Since I have a telrad I opted for the...
6310
William Blakeslee
williebluestar
Jun 3, 2003 7:09 pm
... Gee, After seeing what Australia has for light pollution, it sure makes me wonder how those of us in the SF Bay area can see anything faint at all. WB* ...
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szsherm
Jun 3, 2003 8:23 pm
If anyone knows, please post. PocketDos runs on IPAQs, Pocket PCs and Windows CE devices and emulates DOS on 80186. TIA. Clear skies, Shneor Sherman...
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Neil Carroll
zzamia2003
Jun 3, 2003 9:10 pm
Mark, The history of the Dobsonian mount and it's various evolutions over the last 30 years has always been greeted with doubt and skepticism. The Dob mount,...
6313
Howie Mann
josiah_iii
Jun 4, 2003 12:17 am
Received my new mirror from Pro Spec. Serial # 15-82-042103 RMS 0.014 Peak-Valley 0.121 Strehl Ratio 0.992 Finally had a clear night to be able to evaluate it....
6314
Michael Gilbreath
michaelgilbr...
Jun 4, 2003 2:01 am
Aiming the focusers axis to the center of the primary. I'm sure this has been asked before but I can't recall the answer: As a general rule I follow these...
6315
Michael Gilbreath
michaelgilbr...
Jun 4, 2003 2:09 am
... 3) I also notice that as I rotate the laser in the focuser that the red dot on the primary moves several millimeters. Does anyone know what orientation the...
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Stephen M. Truitt
stephmac20016
Jun 4, 2003 2:39 am
There should not be this wandering either from the screw tightening or the laser rotation. I would try someone else's 1.25" laser and see if the problem...
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Neal Galt
nealgalt
Jun 4, 2003 3:15 am
Michael....three thoughts. First, can you wobble the laser back and forth while it is in the focuser draw tube? If so, you must insist on a snug fit. A...
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Donald Clement
donald_clement
Jun 4, 2003 3:30 am
... Perhaps this is a problem with focusers with a fixed tube and/or drawtube. Since the tension screw on this type of focuser is at one end of a fixed tube,...
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Michael Gilbreath
michaelgilbr...
Jun 4, 2003 3:50 am
... Neal Don and Stephen, The scotch tape worked like a charm! Thanks for saving me $$$ on a new laser...;-) The system has pinpoint accuracy. What was I...
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Mel Bartels
Mel_Bartels
Jun 4, 2003 4:42 am
... 11 inch (f / 4.3) truss Dobsonian. These procedures are the same that were recommended in the Sky and Telescope article (June 2002) by Nils Olof Carlin. ...
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Nils Olof Carlin
nilsolofcarlin
Jun 4, 2003 8:59 am
... primary ... What you ... center. ... collimate ... testing). Mel. I think you are somewhat over-ambitious here. If you can do it easily, it won't have any...
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albireo13
Jun 4, 2003 10:31 am
Why do we care about hittig a spot on the other side of the tube,if we are able to alighn the optics otherwise? Rob ... and ... insist on ... get a ... laser ...
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albireo13
Jun 4, 2003 10:36 am
I recomend a 1.25" laser collimator. Critical collimation is most important at higher powers, hence 1.25" eyepieces!!!! You will also be collimating with your...
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Mel Bartels
Mel_Bartels
Jun 4, 2003 2:58 pm
... I understood this to be his aim. ... Right, that's why I suggest star testing for final collimation particularly in situations where there is uncertainty...
6325
bdufresne
gmc622003
Jun 4, 2003 3:35 pm
Hi Stephen, This was my idea about aluminum tape around the laser. This works very well. If your laser still wanders, it may be you don't have enough tape to...
