A 3.6m Telescope for India


AMOS SA realized the design, manufacturing, assembly, tests and on site installation (Nainital, Devasthal site at 2540 mm altitude) of the 3,6 m Optical Telescope for ARIES (Aryabhatta Research Institute of Observational Sciences), Nainital (India).

The telescope has a Ritchey-Chrétien optical configuration with a Cassegrain focus equipped with one axial port and four side ports.

The primary mirror is a meniscus active mirror. It includes an adaptor/rotator at the Cassegrain focus.

Devasthal 3.6m telescope in AMOS workshop – the rotator is seen in the back.



 ON FOCUS - Diamond Turning

Advanced Mechanical and Optical Systems (AMOS) manufactures small optical pieces by diamond turning mainly for infrared applications but also, after post polishing, for visible or ultraviolet. Concave or convex mirrors up to 500mm can be machined with extreme asphericities....


AMOS and Airbus Defence and Space deepen their collaboration in the frame of the METimage mission


Giant Magellan Telescope

 AMOS selected as major subcontractor to design the structure of the Giant Magellan Telescope.


Giant Bubbles on Red Giant Star

Telescopes built by AMOS allow for the first time astronomers to see huge bubbles on the surface of a remote star!  In an article published in the journal Nature on 21 December 2017, a team of...