The Stereo-Dioskop is a com­pact binoc­u­lar-style stere­o­scope. The view­er was a com­mer­cial suc­cess and was also dis­trib­uted by oth­er Ger­man cam­era man­u­fac­tur­ers includ­ing ICA, Con­tes­sa-Net­­tel, and Franke & Hei­decke. (from: Com­pendi­um of Stereoscopes)

The Stereo-Dioskop is a com­pact binoc­u­lar-style stere­o­scope. The view­er was a com­mer­cial suc­cess and was also dis­trib­uted by oth­er Ger­man cam­era man­u­fac­tur­ers includ­ing ICA, Con­tes­sa-Net­­tel, and Franke & Hei­decke. (from: Com­pendi­um of Stereoscopes)

Emil Busch took over the opti­cal firm in Rathenow from his uncle Eduard Dunck­er in 1845. The com­pa­ny began pro­duc­ing pho­to­graph­ic devices from 1852 and became known for high-qual­i­­ty instru­ments and optics. In 1865, it intro­duced its new­ly devel­oped wide-angle lens, the Pan­to­scop. From 1872, …

The name Stére­o­cy­cle refers to the suc­cess­ful stereo cam­era intro­duced in 1897 by Charles Bazin and Lucien Leroy. The com­mer­cial suc­cess of this cam­era led to the use of Stére­o­cy­cle as a trade­mark for oth­er prod­ucts mar­ket­ed by the Leroy com­pa­ny. The Stéréo­cy­cle box-type stere­o­scope …

Fur­ther read­ing: Stere­oscopy His­to­ry Series — Mat­tey (A. Ruiter)