Edited on 8/22/2007 11:22:24 PM by Vlad Pioner Simple wooden box camera, made for use with 6.5x9cm plates. Periscope-type twin element lens 1:11. Two shutter speeds M (approx. 1/25) and B. Later model of Pioner was manufactured by "Arfo" factory. source: (www.photohistory.ru)
