Sociedad Ibero-Americana de la Historia
de la Fotografia Museo Fotográfico y Archivo Historico "Adolfo Alexander"
Fórum Yahoo [maquinas russas]
Russian Aerial Camera Prototype
Prototype camera AFA/RA-1 for plates 6x9cm with Uran-27 2.5/100mm lens no.660104 highly resistive front glass and wire heated in order to avoid condenstion. Year: c.1966
Front view of lens and wire heating system on AFA cameras