Astronomical spectroscopy for research, industry, education and leisure

Stars won’t look the same

Astronomical spectroscopie consists in spreading out the light coming from stars. This is the way to get a high number of informations on them. And this is suprisingly simple – even with a small instrument.

UVEX MOTOR is coming...

A spectrograph for exploring the visible, near infrared and near ultraviolet domains at various resolutions.
You’re not ready !!! UVEX motorization is comming…

Optical kit Sol'Ex

Get the optical kit that will allow you to make your own Sol’Ex / Star’Ex.

Spectroscopy Practical Guide

This guide covers all the aspects necessary to accompany you to fast and quality observations with a slit spectrograph..

Demetra software

New version available !!!

Demetra the software dedicated to spectral processing for the ALPY 600 and LISA (available soon for eShel and Whoppshel)

With handheld spectro and LHIRES LITE discover the spectroscopy without camera and without telescope.

Start in “spectro” (with camera and telescope) thanks to Star Analyser and Alpy 600

With LISA study the celestial objects of low intensity. Access radial speeds with LHIRES III and explore in the near UV with UVEX

With the ESHEL the pros and the confirmed astronomers go on a hunt for exoplanets.

The Time Box: Use for dating asteroid occultations

The TimeBoxUse for asteroid occultation dating. By Daniel Verilhac, amateur astronomerIntroductionThe observation of stars occultations by asteroids is an exciting sport, it allows with few means to contribute to science. It is an excellent playground for amateurs...

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2SPOT: a spectro setup in Chile

2SPOT: a spectro setup in ChileBy Olivier Garde, Pascal Le Dû, Lionel Mulato, Thomas Petit, Stéphane Charbonnel© Deep Sky Chile spotSince the 2000s, many amateurs have been installing remotely controllable telescopes on sites in Chile in order to compensate for the...

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Spectro Star Party – OHP 2022

Spectro Star Party – OHP 2022

Book your week from July 25 to 30, 2022.Every year, Association Aude and Shelyak Instruments organize the Spectro Star Party at the Observatoire de Haute Provence, in St Michel l’Observatoire, near Manosque in southern France. This event is an opportunity to observe...

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Shelyak instruments: expert in spectroscopy

Shelyak Instruments designs, manufacture and sell for more than 10 years a full range of spectroscopes dedicated to Astronomy, for Research, Industry, Training and Leisure. If you are just curious or experimented observer, we have an instrument for you. We can also adapt these products, or even create new ones on your specifications. We sell all over the world, directly from this website, and also through our resellers worldwide network.

This website gives you all technical information on each instrument, but also a lot of informations on the spectroscopy principles, ideas for project, reference data, and so on. We’re proud to be a dynamic actor of the growing community of spectroscopist, and we want to better and better answer to your needs. If you don’t find the product or the information you need on this website, please contact us directly.


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Products tested and guaranteed

Each product is tuned and tested before shipment. And it is guaranteed for one year.


Expert advice

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Contact us by mail, or at (33)4 76 41 36 81

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