Idirishya rya ecran, udukoko twerekana udukoko cyangwa isazi ya meshi ni insinga yicyuma, fiberglass, cyangwa izindi fibre ya fibre mesh, irambuye mugice cyibiti cyangwa ibyuma, igenewe gupfukirana gufungura idirishya rifunguye.Intego yibanze ni ukubika amababi, imyanda, udukoko, inyoni, n’izindi nyamaswa kwinjira mu nyubako cyangwa mu bubiko bwerekanwe nko ku rubaraza, mu gihe byemerera umwuka mwiza gutemba. Amazu menshi yo muri Ositaraliya, Amerika na Kanada afite ecran ku madirishya yose akoreshwa, akaba afite akamaro kanini. mu bice bifite umubare munini w’inzitiramubu. Mubisanzwe, ecran muri Amerika ya ruguru ubusanzwe yasimburwaga nidirishya ryumuyaga wibirahure mugihe cyitumba, ariko ubu imikorere yombi ikunze guhurizwa hamwe hamwe nidirishya rya ecran, bigatuma ibirahuri hamwe na ecran byerekanwa hejuru kandi hasi.