On October 20, 2025, the results of the successful factory tests of the new 80-cm ASA800 RC f6.85/f2.5 telescope, intended for Rozhen NAO, were received. The optics of the telescope is excellent and have a Strehl ratio of 0.980 for the primary mirror and 0.994 for the secondary. The Strehl ratio is equal to 1 […]
Month: October 2025
National Scientific Conference “Astronomical Centers in Bulgaria”
In the period September 5-7, 2025, a solemn celebration of the 50th anniversary of the Smolyan Planetarium was held in the city of Smolyan. As part of the festive program dedicated to the anniversary, a National Scientific Conference “Astronomical Centers in Bulgaria” was held. At the conference, Prof. B. Mihov, Acting Director of the Institute […]
