Ezi depolarizers ze-achromatic ziquka i-crystal quartz wedges, enye iphindwe kabini kunenye, eyahlulwe ngumsesane obhityileyo wentsimbi.Indibano ibanjwe kunye ne-epoxy esetyenziswe kuphela kumda wangaphandle (oko kukuthi, i-aperture ecacileyo ikhululekile kwi-epoxy), ebangela ukuba i-optic ibe nomonakalo ophezulu.