Polycarbonate (PC), yomwe imadziwikanso kuti pulasitiki ya PC;Ndi polima yomwe ili ndi gulu la carbonate mu unyolo wa maselo.Malingana ndi kamangidwe ka gulu la ester, likhoza kugawidwa mu gulu la aliphatic, gulu lonunkhira, gulu la aliphatic - gulu lonunkhira ndi mitundu ina.
Magalasi a PC opangidwa ndi diaphragm ya PC ndiye mandala otetezeka kwambiri omwe amakakamizika kwa ophunzira akusukulu za pulaimale ndi sekondale ku Europe ndi United States, zomwe zimawerengera 70% ya ophunzira.

1, palibe kupsinjika kwamkati
PC lens center mpaka m'mphepete mwa 2.5-5.0cm, palibe chodabwitsa cha utawaleza, sichidzachititsa kuti wovalayo azimva chizungulire, kutupa kwa maso, kutopa kwa maso ndi zina zoipa.

2, kupewa kuvala zosagwira maluwa
Ukadaulo watsopano woumitsa ma lens a PC, kotero kuti mandala a PC ali ndi ntchito yolimba komanso yolimba yotsutsana ndi maluwa, kukana mwamphamvu, kumatha kuchepetsa kuthekera kwa kuvala kwa mandala, kusunga mandala momveka bwino komanso mwachilengedwe.

3, anti-reflection
PC lens vacuum ❖ kuyanika, kotero kuti transmittance 99.8% kapena kuposa, angathe kuthetsa bwinobwino mbali zonse kusinkhasinkha, oyenera kuyendetsa usiku, pamene kuchepetsa kubalalitsidwa kwa kuwala.

4, zokutira zolimba
PC mandala chifukwa cha ntchito luso lapadera kuumitsa, kuti kuonetsetsa ❖ kuyanika filimu kulimba, amphamvu atakuta mphamvu, zovuta kugwa.

5, fumbi, madzi ndi chifunga
Fumbi, chinyezi ndi chifunga ndizofunikira zomwe zimakhudza kuyeretsa kwa lens.Lens ya PC imagwiritsa ntchito ukadaulo wapadera woumitsa, womwe umapangitsa kuti magalasiwo asapitirire fumbi, osalowa madzi komanso osagwira chifunga.

6, chitetezo chenicheni cha UV
Zinthu za pepala la utomoni palokha alibe ntchito ya UV chitetezo, koma zimadalira ❖ kuyanika pamwamba pake kuteteza UV, ndi zinthu PC palokha ali ndi ntchito ya UV chitetezo, kotero PC mandala, kaya chidutswa choyera kapena filimu, ali cholimba wabwino kudzipatula wavelength wa UV 397mm pansipa.

7, Anti-glare
PC lens pamwamba ndi yosalala kwambiri komanso yosalala, kotero kuti kubalalikana mkati mwa mandala kumachepetsedwa, kuti muchepetse kuwonongeka kwa kuwala kwa retina, ndikuwonjezera kusiyanitsa kwamtundu wa wovalayo.

8, mayamwidwe ogwira mtima a electromagnetic radiation wave
Chilengedwe cha zochita za anthu chimayang'anizana ndi ma radiation a electromagnetic, makamaka kugwiritsa ntchito makompyuta pafupipafupi.Ma lens a PC amatha kuyamwa bwino ma radiation opangidwa ndi makompyuta.

9, kuwala kwambiri, kuonda kwambiri
Ma lens a PC amapangidwa ndi zinthu zopepuka komanso zapamwamba kwambiri, kuphatikiza ndi zotsatira za zaka zambiri za kapangidwe ka kuwala ndi kafukufuku.Kuwala kwambiri, kuonda kwambiri, kumatha kuchepetsa kupanikizika kwa magalasi pamlatho wa mphuno.

10, Anti-impact
Ma lens a PC ndi amphamvu kwambiri kuwirikiza ka 10 kuposa momwe ma lens achikhalidwe amachitira, mphamvu 60 kuposa magalasi, ndiye mandala osamva mphamvu padziko lonse lapansi, zinthuzi zimadziwika kuti galasi losalowerera zipolopolo pambuyo pakukhuthala.