Telescope

This mount is used to investigate the principles of lenses and their magnification, telescopes and compound microscopes. An angle sections metal bar 750 x 25 x 25 mm with a support rod 150 x 10 mm diameter for mounting in an ordinary laboratory stand and boss. Three spring lens holders are provided, one for 50 mm and two for 25 mm lenses, mounted on spring clips, to permit movement along the bar for focusing.