Set of 2 lampshades, Space Age Design, 1970s

Set of 2 lampshades, Space Age Design, 1970s, left shade without socket, made of clear glassand partly silver colored, right shade made ofwhite translucent plastic from 'BEGA' made in Germany, 1 burning point, lamp base E27 max. 150 watts, without illuminant, electrificationshould be checked, traces of age and use, diameter shade left approx. 32 cm, shade rightapprox. 43 cm