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Messages 18546 - 18575 of 18575   Oldest  |  < Older  |  Newer >  |  Newest
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18546
Hi, I have reviews posted on Astromart and Cloudynights describing the WO UWANs and SPLs in my Megrez 80FD (same scope basically). It's a tough choice unless...
Timm Bottoni
timm_bottoni
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Aug 21, 2008
6:03 pm
18547
http://www.williamoptics.com/wo_shop/catalog/product_info.php?products_id=406 This is a perfect telescope for guiding, visual and light weight grab and go...
williamopticsusa
williamoptic...
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Aug 21, 2008
8:12 pm
18548
To any William Optics Rep: Any update on the Megrez 90 shipment date? I was told by the dealer I bought it through that it is yet again delayed until...
Dan Holmdahl
dholmdah
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Aug 22, 2008
2:17 am
18549
Hi Tony, Actually I used both of the brackets that came with the Robo. I tried using just one bracket and it was not stiff enough under the load of the...
Matt Taylor
antiquephotons
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Aug 22, 2008
6:07 am
18550
Hi Matt: This is really helpful to know - I'll also glue the two brackets together after bending them. This is going off topic a little, I can't seem to see a...
tony8fs
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Aug 22, 2008
1:15 pm
18551
Hi Matt: I found my problem. Broken pin in the RJ11 / DB9 adaptor. Thx. Tony. ... can't ... box ... the USB ... the ... and ... Hd4lLSeCEJ\ ... ...
tony8fs
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Aug 22, 2008
4:37 pm
18552
yup, that'll do it, glad you found it so quickly! Matt ... From: tony8fs To: William-Optics@yahoogroups.com Sent: Friday, August 22, 2008 11:37 AM Subject: Re:...
Matt Taylor
antiquephotons
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Aug 22, 2008
8:14 pm
18553
... Paul, Take a look at my FLT-132 with a Robofocus mounted on it. http://www.flickr.com/photos/hojong/2058809519/in/set-72157603311318887/ Hojong Lin...
mackey_10611
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Aug 24, 2008
11:47 am
18554
Hi, as I had my lens cell out of the scope for cleaning (easier when I can lay it flat on the table) I figured why not take the focuser apart as well. That...
Sander Pool
sander_pool
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Aug 24, 2008
5:13 pm
18555
I've found replacement bearings here: http://www.vxb.com/page/bearings/PROD/3mm/kit860 When I put things back together I put the broken bearing in the back. ...
Sander Pool
sander_pool
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Aug 24, 2008
7:59 pm
18556
Hi Sander, Does your rotating ring have the nylon set screws for setting tension? If so, then tightening them some will stiffen it. Or you could replace them...
bakersfieldbiker
bakersfieldb...
Offline
Aug 24, 2008
8:50 pm
18557
Hi Flyod, I see a few (2? from memory) small metal grub screws in the gold ring with angle indicators. I haven't touched those. Let me see if I can secure the...
Sander Pool
sander_pool
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Aug 24, 2008
8:56 pm
18558
Hi, I have a few pictures here: http://gallery.tungstentech.com/main.php?g2_itemId=802 No pictures that show how to remove the focuser knobs, that's described ...
Sander Pool
sander_pool
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Aug 25, 2008
12:18 am
18559
Thanks, Sander. I'll search for the other resources on this. Perry ... From: Sander Pool <sander@...> Subject: Re: [William Optics] Re: possible...
Perry Holcomb
hpholcomb
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Aug 25, 2008
1:00 am
18560
Hello All, It has ben a while since I posted last, but here is my latest image with my 66SD. I hope you like it... Imaging Scope : William Optic ZS66SD + WO...
David Rosenthal
djrlx90
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Aug 25, 2008
8:35 pm
18561
Very nice David! Thanks for sharing your calibration data. I'm working on perfecting mine now. JVWIII ... UV/IR ... 800 ... Maxim...
John Wall III
jvwall3
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Aug 27, 2008
1:06 am
18562
I modified my 400D Monday night and had a quick opportunity to test it out last night before the clouds came in. Here is a short stack of IC 1318. I really...
David Rosenthal
djrlx90
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Aug 27, 2008
6:17 pm
18563
excellent work.  You have more guts than I do (tearing apart an expensive camera!) Kurt ... From: David Rosenthal <djrLX90@...> Subject: [William...
Kurt Friedrich
kurt_friedrich
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Aug 27, 2008
8:23 pm
18564
Thanks Kurt. It was a bit nerve-racking, but, was not all that difficult to perform. The results were well worth the risk! David ... expensive camera!) ... it...
David Rosenthal
djrlx90
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Aug 27, 2008
8:37 pm
18565
Today I received a new William Optics FLT-98 for testing. I'm going to be using the telescope over the next 2 months for imaging, I'll produce a full review...
Matt Taylor
antiquephotons
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Aug 27, 2008
10:06 pm
18566
Hi Matt, You might want to get the field flattener. It's a great scopes (I own one) but it suffers with vingnetting using the Canon DSLR's I have taken this...
Paul Gordon
madpc123
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Aug 28, 2008
5:45 pm
18567
Hi Paul, Nice image and the scope looks great in the setup, she's a real looker that's for sure. The largest CCD chip I'll be using is the one in the SBIG...
Matt Taylor
antiquephotons
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Aug 28, 2008
6:28 pm
18568
Hi Paul, as I understand it flatteners don't fix vignetting nor illumination curves. They attempt to make a curved focal plane flat, hence the name ... ...
Sander Pool
sander_pool
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Aug 28, 2008
7:25 pm
18569
Hi Sander, No I don't think you are full of it :-) Maybe I'm getting a little confused with Coma? Any how this is an un-cropped Raw frame converted to .jpg ...
Paul Gordon
madpc123
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Aug 28, 2008
11:31 pm
18570
Hi Paul, I'm glad we can have this conversation as I think these problems cause many of us trouble, especially now that we get larger cameras. With my old DSI...
Sander Pool
sander_pool
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12:56 am
18571
Guys, All optical systems exhibit coma, it isn't reflector specific. These days we use short focal length refractors for high power observing and wide field...
James Stephens
deltap_deltax
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1:15 am
18572
Thanks Jim, that's what I thought but couldn't be sure. I knew both systems exhibit the effect but I thought perhaps the name was different. Sander...
Sander Pool
sander_pool
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1:18 am
18573
Sander, I'm a little rusty, but there are seven--I think I recall--classic optical aberrations (Seidel aberrations). Optical designers minimize them. For a...
James Stephens
deltap_deltax
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1:30 am
18574
Just did a little checking: there are 5 (vs. the 7 I wrote earlier) Seidel aberrations, and chromatic aberration isn't one of them. The Seidel aberrations are...
James Stephens
deltap_deltax
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2:03 am
18575
Hi, The Televue optics are reducer/flatteners, .8x reduction. Matt ... From: "Sander Pool" <sander@...> To: <William-Optics@yahoogroups.com> Sent:...
Matt Taylor
antiquephotons
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3:43 am
Messages 18546 - 18575 of 18575   Oldest  |  < Older  |  Newer >  |  Newest
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