Pedzisa mutsara unotevera: Nhau yokugadzirwa kwemicroscope yemagetsi muCzechoslovakia yakadzokera shure kuma1950 apo boka rinotungamirirwa naArmin Delong muBrno rakatanga kugadzira ma microscope. Chimwe chezvinhu zviduku zvokutanga zvakabudirira chaiva Tesla BS 242, iyo yakawana menduru yegoridhe pa
EXPO 1958. Mukati memakore 30 okuvapo kwayo, Tesla yakabudisa mhando dzakasiyana-siyana dzemicroscopes dzinopfuura 3,000 idzo dzakatumirwa kunyika dzinopfuura 20.