Konus KonusNova-114 f/3.8 AZ Reflector Telescope 1756 B&H Photo
Konus 1780 Newtonian Telescope diam. Electronic for Sale in Henderson, NV - OfferUp
Konus Konusmotor-130 130/1000
Konus 1780 Newtonian telescope diam. 4.5", focal 500 mm with R.A. motor drive, diameter 114 mm (4".5), focal lenght 500 mm (20"), focal ratio f/4.4 (1780, KONUSMOTOR 500)