A three-mirror equilateral system is housed inside the Ribbed Brass Teleidoscope. Capped with an optical sphere to view your surroundings. The Teleidoscope measures 13 inches long with a 2-inch diameter. $75.

The Polished Brass Teleidoscope has two mirror systems: a two-mirror yielding a 9-point image and a three-mirror equilateral system. Against the optical sphere, it is exciting to compare the different images created by the same objects. The Polished Brass Teleidoscope measures 13.5 inches long with a 2-inch diameter $100.