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Messages 10713 - 10742 of 12115   Oldest  |  < Older  |  Newer >  |  Newest
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10713
Has anyone in this group used BVC for making a mirror? What is your opinion? I could buy a BVC blank for about 1/3 less than a Pyrex blank....
Greg
gregfurtman
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Mar 2, 2007
8:10 pm
10714
... blank. ... Mike Lockwood seems to be the only person on the net I can find that posted his findings. Scroll to the bottom of this page for links to each...
Mitchell
moonman1867
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Mar 2, 2007
9:30 pm
10715
Glass Fab,Inc. Reginato United Lens Universal Photonics Wangsness Optics...
PRA
bethpage90
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Mar 3, 2007
4:19 am
10716
f j grey 18002232312 <BR><BR><BR>**************************************<BR> AOL now offers free email to everyone. Find out more about what's free from AOL at...
mtolb25356@...
tolbauctions
Offline Send Email
Mar 3, 2007
12:13 pm
10717
i have heard so many bad things about it that i wont even try it <BR><BR><BR>**************************************<BR> AOL now offers free email to everyone....
mtolb25356@...
tolbauctions
Offline Send Email
Mar 3, 2007
12:17 pm
10718
... Yeah. I've heard so many bad things about school I'm not gunna go anymore. Also about taxes, so I won't pay them when i get my own house. I probably won't...
Mitchell
moonman1867
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Mar 3, 2007
3:22 pm
10719
In a message dated 3/3/07 7:20:53 AM Eastern Standard Time, mtolb25356@... writes: i have heard so many bad things about it that i wont even try it And...
leftfieldstar@...
leftfieldstar
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Mar 3, 2007
4:45 pm
10720
... OMG RS has been reincarnated. Dave go ... house. ... heard ... about ... salt......
David Hakenewerth
zway2bisfanc...
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Mar 3, 2007
4:54 pm
10721
... I currently have a 25.25" which I've worked thru fine grinding and smoothing phases. I worked a 21" hydrocal tile tool. It did work a bit faster than...
John Abrahamian
owl18200
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Mar 3, 2007
6:04 pm
10722
Found that Floppy Foucault link I had mentioned if anyone is interested. It was a link off one of the pages in the currecnt BVC mirror discussions. ...
Mitchell
moonman1867
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Mar 3, 2007
10:27 pm
10723
Dave, I think you're right! Scary. Greg Furtman 27426 County Rd H Webster, WI 54893 <http://home.centurytel.net/starguy> http://home.centurytel.net/starguy "My...
Greg Furtman
gregfurtman
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Mar 4, 2007
1:28 am
10724
The previous owner/manufacturer (and developer) of BVC had some quality control issues which have been discussed ad naseum on the ATM lists. The company was...
George Anderson
lord_tillerman
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Mar 4, 2007
4:24 am
10725
sorry once bitten im out i wont risk bvc no chance plate glass is cheaper and works just fine <BR><BR><BR>**************************************<BR> AOL now...
mtolb25356@...
tolbauctions
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Mar 4, 2007
12:17 pm
10726
say what you will i have seen with my own eyes a delaminated bvc blank and photos of mor than one with holes from bubbles the size of a dime. 1" plate is cheap...
mtolb25356@...
tolbauctions
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Mar 4, 2007
12:22 pm
10727
Hi Greg, I have a 10" BVC mirror that is now getting on to 7 years old, so it is from his early days, that I'm very happy with…… I did find the surface to...
Thomas Janstrom
t_janstrom
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Mar 4, 2007
12:47 pm
10728
Where do you find large (18" - 20") plate blanks? Is plate made thicker than 1"? Greg Furtman 27426 County Road H Webster, WI 54893 ...
Greg Furtman
gregfurtman
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Mar 4, 2007
1:45 pm
10729
I was just starting to ask the question " What are the so many bad things you have heard about BVC?" when this popped in to the mailbox. ... From:...
Jerry
atc322asd
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Mar 4, 2007
3:15 pm
10730
... http://home.centurytel.net/starguy ... Behalf ... s.com, ... s.com, ... We'll see how I act in, oh say, 45 years ;) Mitch...
Mitchell
moonman1867
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Mar 4, 2007
5:21 pm
10731
... things ... blank and ... 1" plate ... comment was ... . ... Ok- I'm working a very large BVC blank at the moment. When can I expect it to delaminate? Was...
John Abrahamian
owl18200
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Mar 4, 2007
6:37 pm
10732
In a message dated 3/4/07 1:37:53 PM Eastern Standard Time, imas1@... ... comment was ... . ... Mitch's response took the high road and was elegantly put....
leftfieldstar@...
leftfieldstar
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Mar 4, 2007
8:40 pm
10733
Hello Dominic I thought mtolb's comment was sufficiently vague to be meaningless. If I had direct knowledge of BVC I may have asked him to elaborate and maybe...
Jerry
atc322asd
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Mar 5, 2007
1:36 am
10734
Jeez - I didn't mean to open this can of worms. I just wanted some info. Aperture fever is nasty. I'm just looking for the least expensive cure I can find...
Greg
gregfurtman
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Mar 5, 2007
2:05 am
10735
... You just have to go through universtity and finish a Doctorate (IIRC) in physics and then gain RS's experience and you are there! George Clear skies and...
George Anderson
lord_tillerman
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Mar 5, 2007
4:09 am
10736
In a message dated 3/4/2007 1:38:00 P.M. Eastern Standard Time, imas1@... writes: I don't seem to be able to find cheap plate glass at this...
mtolb25356@...
tolbauctions
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Mar 5, 2007
1:47 pm
10737
In a message dated 3/4/2007 8:47:11 A.M. Eastern Standard Time, starguy@... writes: Where do you find large (18" - 20") plate blanks? Is plate made...
mtolb25356@...
tolbauctions
Offline Send Email
Mar 5, 2007
1:49 pm
10738
... Hi hi hi, I will add just one more worm ;-) ... What size are you on? My monster project is stuck for a while (polishing machine out of service)... the...
Hugues.Laroche@...
atmugh
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Mar 5, 2007
2:18 pm
10739
... Yours is very large-mine is just large in comparison. 25.25" diameter but very large for me! But-I have the same concentric light gray area. It is...
John Abrahamian
owl18200
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Mar 5, 2007
6:38 pm
10740
Hi, Saw the thread and thought I'd update you on Bob Holmes' 32" (0.8 meter) telescope performance. He recently imaged a magnitude 23.8 (yes, that's right)...
Mike Lockwood
parabola30
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Mar 5, 2007
10:27 pm
10741
... Just letting people know the kind of stuff I've salvaged after dismantling one approx 8 year old colour laser printer: More tension springs, leaf springs...
travismorien
Offline Send Email
Mar 6, 2007
3:23 am
10742
Very impressive! What does this scope use for a coma corrector? Tom W. ... page, ... staff.beckman.uiuc.edu/~melockwo/telescopes/holmes32/holmes32.html ... ...
tomofreno2000
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Mar 6, 2007
4:09 am
Messages 10713 - 10742 of 12115   Oldest  |  < Older  |  Newer >  |  Newest
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