Astronomical spectroscopy for research, industry, education and leisure

Motorized UVEX is available !

Enter in the remote world !

Stay home and look at the star

New Sol'Ex & Star'Ex optical kits are available !

Get your own Sol’Ex and Star’Ex optical kits.

Observation of sun and astronomical spectroscopy in high or low resolution is open to you easily.

Demetra software

The new version 7.3.2.0 of 09/30/2022 is available!

Demetra the software dedicated to the processing of the spectra of our spectros

Spectroscopy Practical Guide

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

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.

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 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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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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Several ways are available:
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Products tested and guaranteed

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

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Expert advice

You need an advice ?
Our experts can help you !
Contact us by mail, or at (33)4 76 41 36 81

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