Kaukoputki, havaintokaukoputki - Donets-20x-2. USSR. - 1970-1980 - Izyum Instrument-Making Plant. USSR
Kaukoputki, havaintokaukoputki - "ЗТ" 18X22. USSR. Rock climbing and mountaineering enthusiasts. - 1970-1980 - VOMZ (Vologda Optical-Mechanical Plant), USSR.