SETO 1.499 Flat Top Bifocal Lens

Kufotokozera Kwachidule:

The flat top bifocal ndi imodzi mwamagalasi osavuta kusinthira, ndi amodzi mwa magalasi otchuka kwambiri padziko lonse lapansi."Kulumpha" kosiyana kuchokera patali kupita kufupi ndi masomphenya kumapatsa ovala magalasi awiri osankhidwa bwino kuti agwiritse ntchito, malingana ndi ntchito yomwe ali nayo.Mzerewu ndi wodziwikiratu chifukwa kusintha kwa mphamvu kumakhala nthawi yomweyo ndi ubwino womwe umakupatsani malo owerengera ambiri popanda kuyang'ana patali kwambiri pansi pa lens.Ndizosavuta kuphunzitsa wina momwe angagwiritsire ntchito bifocal chifukwa mumangogwiritsa ntchito kumtunda kwa mtunda ndi pansi powerenga.

Tags:1.499 bifocal lens,1.499 lathyathyathya-pamwamba mandala

Titumizireni imelo

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Kufotokozera

1.499 lathyathyathya pamwamba bifocal kuwala mandala
Chitsanzo:	1.499 mandala owoneka bwino
Malo Ochokera:	Jiangsu, China
Mtundu:	Mtengo wa SETO
Zida zamagalasi:	Utomoni
Ntchito	Flat-top bifocal
Mtundu wa Magalasi	Zomveka
Refractive Index:	1.499
Diameter:	70 mm
Mtengo wa Abbe:	58
Specific Gravity:	1.32
Kutumiza:	> 97%
Kusankha Coating:	HC/HMC/SHMC
Kupaka utoto	Green
Mtundu wa Mphamvu:	Sph: -2.00~+3.00 Onjezani: +1.00~+3.00

Zamalonda

1) Ubwino Wa Ma Lens a Bifocal

Ma presbyopes ena amasankha ma lens opita patsogolo ambiri, omwe pang'onopang'ono amasintha mphamvu kuchokera pamwamba mpaka pansi pa disolo, popanda mizere yowalekanitsa.Komabe, ma bifocals wamba amapereka mwayi wina kuposa magalasi opita patsogolo, monga kupereka magalasi okulirapo a ntchito yapakompyuta komanso kuwerenga poyerekeza ndi magalasi opita patsogolo.Zolinga zapadera za bifocals ziliponso kuti zigwiritsidwe ntchito pakompyuta ndi ntchito zina zomwe zimafuna masomphenya amphamvu pafupi ndi apakatikati.
Ngakhale ma bifocals amagwira ntchito bwino ngati kuyendetsa galimoto ndi kuwerenga, ali ndi malire pakutha kuwona bwino pakati, monga mtunda wa chowunikira pakompyuta.
Poyerekeza ndi magalasi opita patsogolo, ubwino wa ma bifocals ndikuti ndi odalirika komanso otsika mtengo kusiyana ndi magalasi opita patsogolo.

2) Mawonekedwe a CR39 Lens:

① Kugwiritsa ntchito CR39 monomer yokhala ndi khalidwe lokhazikika komanso mphamvu zambiri zopanga.imapezekanso m'nyumba zopangidwa ndi mandala a monomer CR39, zopangidwa zolandiridwa ku South America ndi Asia, zimaperekanso ntchito ya HMC ndi HC.
②CR39 ndiyowoneka bwino kwambiri kuposa Polycarbonate, Imakonda kupendekera, ndikugwira bwino kuposa zida zina zamagalasi.
③Zogulitsa zathu za CR39 zikuphatikiza zozungulira, zosalala-pamwamba, magalasi opita patsogolo, magalasi oyera oyera ndi ma lens a Lenticular.yosalala, yopyapyala, yopepuka, yodutsa kwambiri, mtundu wokhazikika, komanso kapangidwe kake, imaperekanso ma lens omaliza.
④Ndi mtengo wampikisano komanso mtundu wabwino wokhazikika, Aogang Optical nthawi zonse amafunafuna mgwirizano wamabizinesi kwanthawi yayitali.
⑤Ndi zinthu zabwino kwambiri zopangira magalasi adzuwa komanso magalasi operekedwa ndi dokotala.

3) Kodi pali kusiyana kotani pakati pa HC, HMC ndi SHC?

Chophimba cholimba	AR zokutira / zokutira zolimba zambiri	Super hydrophobic zokutira
imapangitsa mandala osatsekedwa kukhala olimba ndikuwonjezera kukana kwa abrasion	kumawonjezera kufalikira kwa ma lens ndikuchepetsa mawonekedwe a pamwamba	imapangitsa kuti mandala asalowe madzi, antistatic, anti slip ndi kukana mafuta