. ▁On ▁ 1 ▁January ▁ 2 0 1 3 , ▁it ▁merged ▁with ▁its ▁sister ▁companies ▁SE LE X ▁Gal ile o ▁and ▁SE LE X ▁Els ag ▁to ▁form ▁Se lex ▁ES . ▁ ▁History ▁ ▁In ▁ 1 9 5 1 , ▁Fin me cc an ica ▁and ▁the ▁United ▁States - based ▁company ▁Ray the on ▁formed ▁Mic rol ambda , ▁a ▁joint ▁vent ure ▁based ▁in ▁F us aro ▁near ▁Nap les , ▁operating ▁in ▁the ▁field ▁of ▁applied ▁electron ics ▁and ▁producing ▁rad ar ▁systems ▁under ▁lic ence ▁for ▁land ▁and ▁naval ▁applications . ▁ ▁In ▁ 1 9 5 6 , ▁a ▁new ▁company , ▁S IN DE L , ▁was ▁established ▁with ▁capital ▁provided ▁by ▁Ed ison ▁( h ydro elect ric ▁and ▁gas ▁distribution ). ▁Several ▁engine ers ▁and ▁techn icians ▁from ▁Mic rol ambda ▁moved ▁to ▁the ▁company ▁which ▁was ▁special ised ▁in ▁professional ▁electron ics . ▁ ▁In ▁ 1 9 6 0 , ▁an ▁international ▁agreement ▁led ▁to ▁the ▁creation ▁of ▁S elen ia ▁– ▁Associ ated ▁Electron ics ▁Indust ries , ▁a ▁joint ▁vent ure ▁focused ▁on ▁civil ▁and ▁military ▁surve ill ance ▁systems ▁whose ▁share hold ers ▁were ▁Fin me cc an ica ▁( 4 0 % ), ▁Ray the on ▁( 4 0 %) ▁and ▁Ed ison ▁( 2 0 %). ▁ ▁In ▁ 1 9 9 0 , ▁S elen ia ▁merged ▁with ▁Aer ital ia , ▁an ▁Italian ▁a eros pace ▁company , ▁forming ▁Al enia