The Shelyak store

All the material to practice astronomical spectroscopy

gamme-initiation
The Initiation range is designed for observers who are new to spectroscopy. We help you get started in this fascinating discipline with affordable, easy-to-use and fun instruments. These are real measuring instruments, which also allow to work in a scientific way.
gamme-performance
The Performance range is designed for experienced and demanding observers, whether they are amateurs or professionals. Ambitious scientific instruments that can be installed on professional grade telescopes. Their performance concerns both the optical quality and the productivity. Most of these instruments can be used remotely.

All the material to practice astronomical spectroscopy