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1.56 Magalasi a Blue Cut Progressive Photochromic Gray HMC Optical
Magalasi opangidwa ndi ma multifocal opita patsogolo adapangidwa zaka 61 zapitazo. Magalasi opangidwa ndi ma multifocal adathetsa vuto lakuti anthu azaka zapakati ndi okalamba amafunika kuwala kosiyana kuti awone zinthu patali kosiyana ndipo amafunika kusintha magalasi pafupipafupi. Magalasi awiri amatha kuwona patali, okongola, komanso amatha kuwona pafupi. Kufananiza magalasi opangidwa ndi ma multifocal ndi ntchito yokonzedwa bwino, yomwe imafuna ukadaulo wochulukirapo kuposa kufananiza magalasi amodzi. Madokotala a maso samangofunika kumvetsetsa za maso, komanso amafunika kumvetsetsa zinthu, kukonza, kusintha chimango chagalasi, kuyeza kupindika kwa nkhope, ngodya yakutsogolo, mtunda wa maso, mtunda wa ophunzira, kutalika kwa ophunzira, kuwerengera kusintha kwapakati, ntchito yogulitsa pambuyo pogulitsa, kumvetsetsa bwino mfundo zoyang'ana kwambiri, zabwino ndi zoyipa, ndi zina zotero. Katswiri wodziwa bwino yekha ndiye angaganizire bwino makasitomala, kuti agwirizane ndi magalasi oyenera opangidwa ndi ma multifocal.
