ASTRONOMICAL TELESCOPE Russian patent published in 1997 - IPC

FIELD: optical instrument engineering, in particular, large astronomical telescopes. SUBSTANCE: the telescope has spherical body 1 with an inlet aligned with which in the optical axis is the optical system. Secondary mirror 3 by means of spiders 8 is installed in the area of the inlet for turning in two mutually perpendicular planes and axial movement. Main mirror 2 is installed in a frame that is secured in stiffening rib 7 made on the wall of body 1 opposite the inlet. Spherical body 1 is loosely fitted on fixed base 10 that carries bed 12 furnished with guides for training the telescope body. The inlet diameter equals 1.001 to 1.1 diameter of main mirror 2. EFFECT: improved design. 2 dwg