Spectroscopy, from initiation to performance
By Olivier Garde The eShel II spectroscope features an 85-mm focal-length camera lens that is no longer manufactured; an alternative had to be found, so Shelyak Instruments designed its own 122-mm focal-length Petzval-type lens. This “custom” design has made it...
Spectroscopy, from initiation to performanceThe BLOG at the service of the astronomical community By Olivier Garde The eShel II featured an 85mm focal length camera lens which is no longer manufactured; an alternative had...
CEO of Shelyak Instruments eShel III in few words The eShel III spectroscope is one of the flagship instruments in the Shelyak Instruments product line. This is the third generation of this instrument, which combines high resolution with a wide spectral range. This...
TimeBox II is a simplified- and equally accurate - version of the original TimeBox, which has been in the Shelyak catalogue for several years. It is considerably cheaper, and this is something that is likely to radically transform observations of stellar occultations....
The OHP 2024 spectroscopy course will take place from Tuesday July 9th to sunday july 14th. This course is jointly organized by STAROS Projects and Shelyak Instruments, and the official language is French.Pre-registration for the course As every year, we give priority...
This Newsletter announces the new Alpy 200 spectrograph, as well as various information regarding products and community activities. Click here to access the Newsletter.
It's always a pleasure to announce a new instrument in our catalog, but this pleasure is increased by the fact that this instrument has been widely requested and even suggested by several observers. It was Robin Leadbeater - many years ago - who first alerted us to...
Discover the workshops to learn all about the Sol'Ex (Solar Explorer): Optical kit / Sol'Ex observations / Motorization of the array, Vernier and thermal protection / DemoSol'Ex Tutorials PlaylistSolEx project workshop #1 SolEx project workshop #2 SolEx project...
By Olivier Garde The Calern plateau, near Nice, is a site of the Observatoire de la Côte d'Azur, which is home to, among other things, the C2PU (Centre Pédagogique Planète et Univers) with 2 twin 1m-diameter telescopes. Every year since 2017, with the 2SPOT team, I've...
How did a team of amateur astronomers become co-authors of an internationally renowned scientific publication?An association of amateur astronomers 2SPOT[1] is a public-interest scientific association created in 2019 by five amateur astronomers (Stéphane...
You'll find all our Demetra video tutorials on this web page. Demetra is a free software package for processing spectra from the ALPY 600, LISA and eShel spectrographs from the Shelyak Instruments range. Playlist of Demetra tutorials Tutorial #1 Introduction to...
This newsletter announces the new website, as well as information about products and community activities. Click here to access the Newsletter.
At the end of this article, you will find the different presentations made by the course leaders!August 8th arrival at OHP Great day to plant setups at the Haute Provence Observatory. Amidst rosemary, myriads of little white snails and other small creatures, I arrived...
NEW FORMULA: Shelyak is pleased to announce the opening of registration for the 2023 spectroscopy course to be held at OHP. More info on the dedicated page.
Your spectroscope comes to fit between the telescope and one camera CCD (possibly a Digital camera – DSLR). imposes to arrange correct mechanical adapter rings and it is easy to get lost with all the possible configurations! We try to summarize in this page all the...
Discover Shelyak's spectroscopic workshops, where you can learn more about our instruments and familiarize yourself with them.These Zoom workshops have been recorded and the replay is available on our Youtube channel. Tutorial playlistAlpy 600 workshop Tuning...
You'll find all our previous newsletters archived here. Newsletters 2022"Re-enchanting the world"NL Highlights"Bring your stone to the building".NL HighlightsUVEX and its motorizationNL HighlightsRCE & new Sol'Ex / Star'Ex kitsNL...
Discover workshops on using Python in astronomy/spectroscopy.Playlist of Python tutorialsPython Workshop #1 Python Workshop #2 Python Workshop #3
When looking to upgrade from my LISA in 2020, the UVEX had much to recommend it. Its ability to access a broad spectral range was important as was the flexibility to both adjust the grating angle and to swap over gratings to shift between low and mid resolution....
By Guillaume BertrandI started astronomy at the age of 15, in 2003, with the opposition of Mars. I quickly joined the astronomy club "Village du ciel" based in Vendée to exchange with other amateur astronomers. My first instrument was a 114/900, I got all the...