Masana'antu kai tsaye

Kullum shugabannin na iya aiki a lokaci guda ko rabawa lokaci, kuma suna iya alama iri ɗaya ko daban-daban. Ana sarrafa shugabannin biyu da tsari iri ɗaya. Lokacin da ake amfani da injin guda biyu, da ingancin yana inganta kuma an rage farashin. Dukkanin injin din ya kai matakin ci gaba na duniya kuma an yi amfani da shi sosai a masana'antar alamar laser wacce ke buƙatar "Babban yanki, babban gudu". Mafi yawan zartar ga aikace-aikacen laser a cikin abubuwan da ke zuwa: 1. Samfurin Multi da alamar tashar Multi a lokaci guda; 2. Lasasas alama a sassa daban-daban na samfurin guda a lokaci guda; 3. Abubuwan da aka tsara daban-daban na Laser suna haɗu don alamar laser. Doublean wasan laser na laser yana amfani da injin laser don nuna alamun har abada don nuna alamun dindindin akan abubuwa daban-daban. Tasirin yin alamar alama shine fallasa abubuwa masu zurfi ta hanyar fitar da abubuwa na samaniya, ko ƙona wasu abubuwa masu kyau don nuna alamomi daban-daban, haruffa, bariki da sauran zane-zane waɗanda suke buƙatar za a haɗa su.