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spectro-eShel · eShel optical fiber echelle spectrograph
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Group Information

  • Members: 38
  • Category: Astronomy
  • Founded: Aug 16, 2010
  • Language: English
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This group supports Shelyak Instruments eShel optical fiber fed echelle spectrograph. Group is mainly english but other langage (french, german...) are accepted.

eShel is available from http://www.shelyak.com/

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New AudeLA installallation file
Hello, A new version of AudeLA has been put on sourceForge. It is a beta release and will require further testing. Install then with care and feed us back with
Posted - Sun Mar 18, 2012 4:22 pm
 Olivier Thizy
olivier.thizy
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Re: Reducing scattered light
Eric, as Olivier noted, do you know if the you have a leak in the enclosure or scattered light? An easy way to find out is make an exposure with the fiber
Posted - Fri Dec 16, 2011 9:44 pm
 m_dubs98
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Re: Reducing scattered light
Eric, have you identified the origin of the light leakage? Where could it pass through? Cordialement, Olivier Thizy Shelyak Instruments Manufacturing: 77, rue
Posted - Fri Dec 16, 2011 9:27 am
 Olivier Thizy
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Re: Reducing scattered light
Hi Eric, i don't have noticed such scattered light in my spectra, well the spectroscope is in a dark room, it helps :-). I will look with more attention. But
Posted - Thu Dec 15, 2011 6:30 pm
 Thierry Garrel
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Reducing scattered light
Hi all, I've noticed that there is some background light between orders in our eShel spectra. It's not terrible (something like 1 count/pixel every 2-3
Posted - Thu Dec 15, 2011 3:51 am
 Eric Jensen
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2011 21 2 4 1 3 29 38 53 6 1 1 10
2010 13 10 39 15 8
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