Angle adjusting mechanism of optical instrument

The utility model discloses an angle adjusting mechanism of an optical instrument, which relates to the technical field of optical instruments and comprises a mounting platform, L-shaped supporting plates are fixedly arranged on two sides of the mounting platform, short shafts are fixedly arranged at two ends of the two L-shaped supporting plates, wheels are rotatably connected to the middles of the four short shafts, a fixing column is fixedly arranged at the top end of the mounting platform, and the fixing column is fixedly arranged on the mounting platform. The top end of the fixing column is provided with a rotating assembly, the top end of the rotating assembly is provided with a connecting column, the top end of the connecting column is fixedly provided with a first connecting seat, and the top end of the first connecting seat is provided with a driving assembly. And through the design of the ventilation mechanism, heat dissipation of the optical instrument is facilitated, so that components in the opti