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Messages 991 - 1020 of 6707   Oldest  |  < Older  |  Newer >  |  Newest
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991
Bonjour, Comme vous le savez certainement, la souscription pour le nouveau spectrographe Lhires III a démarré il y a deux semaines. Il est temps de faire un... 		Olivier Thizy
olivier_thizy
Offline Send Email 		Dec 4, 2005
5:16 pm
992
What is the maximum width of detector which can be used? For example will a DSLR produce a good spectrum across the whole width of the CCD? Thanks Robin... 		niborl2000
Offline Send Email 		Dec 6, 2005
12:41 pm
993
Bonjour, Une requete pas tres banale sur cette liste, mais si qq avait le spectre d'une lampe genre flash photo entre 400 et 900 nm, ca serait super. Merci... 		ccavador
Offline Send Email 		Dec 6, 2005
4:33 pm
994
Hello Robin, Not easy to calculate this. Attached is one sample of a solar spectrum (30sec exposure wih a EOS300D Cano Digital Revel SLR) around 5100A. I ... 		Olivier Thizy
olivier_thizy
Offline Send Email 		Dec 7, 2005
11:14 pm
995
Hi all, The width is limited by the doublet optical aberrations. Spot diagram analysis shows a valuable linear field of only 8 to 10 mm. Some degradation and... 		Christian Buil
chbuil
Offline Send Email 		Dec 8, 2005
12:31 am
996
Observations récentes faite avec LHIRES III (le proto) : http://www.astrosurf.org/buil/lhires_tutorial1/reduc.htm C'est en fait un petit tutorial (il y en... 		Christian Buil
chbuil
Offline Send Email 		Dec 9, 2005
8:09 pm
997
Hello, For english speakers, note that couple of seminar around spectroscopy will be given by Dale Mais early 2006. Details on: ... 		Olivier Thizy
olivier_thizy
Offline Send Email 		Dec 10, 2005
7:36 pm
998
Dale's first seminar, which I just downloaded, is excellent. I look forward to his next ones. Thank you Olivier for pointing it out. Bernard... 		Bernard Heathcote
bd_heathcote
Offline Send Email 		Dec 11, 2005
9:19 pm
999
While I assume extra gratings for the Lhires III can be purchased at any time from Edmund or Optometrics, will it be possible to order extra grating supports... 		Bernard Heathcote
bd_heathcote
Offline Send Email 		Dec 12, 2005
12:25 am
1000
somebody can help me when I try to see the conference it said no sound what kind of soft do you used for reading jacj 47'N 71'O ... forward ... spectroscopy... 		suppjos
Offline Send Email 		Dec 12, 2005
3:06 am
1001
Hi Bernard, I believe it all depends on whether the group can identify a manufacturer willing to do any additional production runs, or whether a start-up... 		Stephen DEARDEN
jdsteve64
Offline Send Email 		Dec 12, 2005
9:21 am
1002
somebody can help me when I try to see the conference it said no sound what kind of soft do you used for reading jacj 47'N 71'O ... forward ... spectroscopy... 		suppjos
Offline Send Email 		Dec 12, 2005
2:16 pm
1003
I downloaded the 23Mb avi file and played it without any problem using MS Media Player (ver 10). Bernard... 		Bernard Heathcote
bd_heathcote
Offline Send Email 		Dec 12, 2005
8:21 pm
1004
Stephen, Probably very good advice to order now. While I do have a small mill and lathe the machine drawings are not yet on the website (I couldn't find them),... 		Bernard Heathcote
bd_heathcote
Offline Send Email 		Dec 12, 2005
8:28 pm
1005
Hello Bernard, You are right, one can order additional gratings easily from Optometrics anytime. For the supports, we do not plan to make them available but as... 		thizy@...
olivier_thizy
Offline Send Email 		Dec 13, 2005
12:55 am
1006
Hi Bernard, Re: the neon lamp holder, you are indeed correct. The kharki coloured rod in the drawing supports a silver coloured lamp holder, which can swing up... 		Steve Dearden
jdsteve64
Offline Send Email 		Dec 13, 2005
1:06 pm
1007
The LHIRES website mentions guiding using the light from target star which overlaps the slit "An algorithm has been developed for guiding on the halo (blurred)... 		Robin Leadbeater
niborl2000
Offline Send Email 		Dec 13, 2005
1:51 pm
1008
Hi Robin, I believe this is still work in progress, and something that Christian is developing, so I'll leave it to him (or Olivier) to respond. To my... 		Stephen DEARDEN
jdsteve64
Offline Send Email 		Dec 13, 2005
8:20 pm
1009
Bonjour a tous, Le spectro Lhires III arrive ... Et il y a peut-etre des gens interesses par une camera pour le suivi. Il y a la WATEC WAT-120N ... Chez... 		Pittet, Jean-Francois
jef_pittet
Offline Send Email 		Dec 14, 2005
1:09 pm
1010
Hello Steve, This is correct. Crodialement, Olivier... 		thizy@...
olivier_thizy
Offline Send Email 		Dec 14, 2005
2:14 pm
1011
Hello, Within IRIS software, Christian developped the technic of guiding on a star which is actually within the slit (so the guiding purpose is to keep the... 		thizy@...
olivier_thizy
Offline Send Email 		Dec 14, 2005
2:22 pm
1012
A good opportunity... Ce produit reste cher, même au prix de Astrocom que tu nous à trouvé là Jean-Francois (c'est une fraction non négligeable du coût... 		Christian Buil
chbuil
Offline Send Email 		Dec 14, 2005
5:26 pm
1013
I agree with Olivier. I think that much information will circulate in connection with Lhires (tutorial, procedure, softwares, ...). Concerning the guidance... 		Christian Buil
chbuil
Offline Send Email 		Dec 14, 2005
5:30 pm
1014
Hello all, Sorry for the late reply... Of course, you're right with the different points from Bernard's questions (grating supports and neon). I just want to... 		François Cochard
astrofrancois
Offline Send Email 		Dec 15, 2005
6:37 am
1015
La watec 120N version US (donc en ntsc) coute dans les 750 $US. en france, je n'ai pas trouvé de revendeur de ce modèle en particulier. J'ai une watec 902H2... 		Olivier GARDE
ogarde2001
Offline Send Email 		Dec 15, 2005
1:42 pm
1016
Dans un e-mail daté du 14/12/05 18:27:02 Paris, Madrid, christian.buil@... a écrit : le guidage est assez critique en spectro, et il faut admettre... 		LairdeBaud@...
Send Email 		Dec 15, 2005
2:28 pm
1017
Bonsoir, Question importante... A ce jour, on a identifié trois solutions, qui ont chacune leurs avantages et leurs inconvénients. Mais avant de les... 		François Cochard
astrofrancois
Offline Send Email 		Dec 15, 2005
8:23 pm
1018
Bonsoir, Il y a effectivement pas mal de solutions et des tests à faire. Je suis sur que les utilisateurs en trouverons de leurs coté et les feront partager.... 		Christian Buil
chbuil
Offline Send Email 		Dec 15, 2005
11:20 pm
1019
I hope to use my 1004x-JG camera (like the SAC8 Much more sensitive than a modified webcam, more like a Mintron 12V-EX and it can be built for 150 Euro. I... 		Robin Leadbeater
niborl2000
Offline Send Email 		Dec 16, 2005
12:48 am
1020
Dans un e-mail daté du 15/12/05 21:26:00 Paris, Madrid, francois.cochard@... a écrit : - Si vous débutez en spectro, contentez-vous d'une webcam (que... 		LairdeBaud@...
Send Email 		Dec 16, 2005
1:47 pm
Messages 991 - 1020 of 6707   Oldest  |  < Older  |  Newer >  |  Newest
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