kjji

Cyrstal Clear Lens


Cikakken Bayani

1.50 CR-39

Tags samfurin

Filayen ruwan tabarau sune aka fi amfani da su don gyaran tabarau.Bayar da tsabta mai inganci, rage haskaka haske, haɓaka bambanci da haɓaka aikin gani, aikinsu shine samar da ingantaccen hangen nesa cikin nutsuwa.Ruwan tabarau masu haske suna da kyau ga waɗanda ke sa gilashin kullun kullun.Suna kuma da kyau ga masu son kamannin da sanya gilashin ke yi musu, ko da kuwa idanunsu suna da kyau.A cikin kalma, ruwan tabarau masu haske suna da kyau ga kowa da kowa
Hopesun yana ba da ɗayan mafi kyawun zaɓi na bayyanannun ruwan tabarau a cikin duk kayan daga index 1.50 har zuwa fihirisar 1.74.Duk ruwan tabarau an yi su ne da mafi kyawun kayan inganci a duniya, kamar CR-39 daga PPG, jerin MR daga Chemical Mitsui don tabbatar da tsabtar ruwan tabarau, aminci, karko.Hopesun ya tanadi babban kewayon da adadin madaidaitan ruwan tabarau da aka gama a cikin hangen nesa guda, bifocal da ci gaba.

Idan kuna darajar inganci, aiki da ƙirƙira kun zo wurin da ya dace.

singtmh

Fihirisa&Material Akwai

Kayan abuKayan abu CR-39 NK-55 Polycarbonate MR-8 MR-7 MR-174
imhFihirisar Refractive 1.50 1.56 1.59 1.60 1.67 1.74
AbbeAbbe Value 58 35 32 42 32 33
SpecTakamaiman Nauyi 1.32g/cm3 1.28g/cm3 1.20g/cm3 1.30g/cm3 1.36g/cm3 1.46g/cm3
UVUV Block 350nm ku 385nm ku 380nm ku 395nm ku 395nm ku 395nm ku
ZaneZane SPH SPH SPH SPH/ASP ASP ASP

CR39CR39 yana halin babban lambar Abbe, babban nuna gaskiya, juriya mai ƙarfi (ba tare da sutura ba), ƙarancin ƙarancin (kimanin rabin ƙasa da ruwan tabarau), aikin rini mai kyau, juriya mai ƙarfi, juriya na sinadarai da juriya mai zafi.Kuma saboda tsarin samarwa ya balaga, ƙananan farashi, har yanzu yana ɗaya daga cikin kayan yau da kullun a cikin masana'antar ruwan tabarau.Duk da haka, CR39 ya kasance ƙasa da raguwa fiye da sauran kayan dangane da juriya na tasiri da ƙarfin ƙarfi, don haka bai dace da gilashin rim maras kyau ba (hanyoyin ruwan tabarau suna da wuyar karya lokacin da aka hako su), kuma yana da mafi ƙasƙanci mai mahimmanci, yana sa ruwan tabarau ya fi girma a matsayi mafi girma.

1.56 Fihirisar Rarraba:Kayan albarkatun kasa yawanci NK55 ne, wanda galibi ana kiransa acrylic.Farashin yana da ƙasa kuma ƙimar amfani yana da girma, amma ma'anar haske yana da rauni.Ruwan tabarau yana da rauni, kuma yana da sauƙin karya lokacin hako firam.

1.59 PC abu:Kayan PC shine Polycarbonate, wanda shine filastik thermoplastic tare da ma'anar refractive na 1.59 da juriya mai ƙarfi.Ana iya amfani da shi azaman tabarau masu hana harsashi da kwalkwali a fagen soja.Ana iya amfani da shi a cikin tabarau ba tare da damuwa game da karyewar ruwan tabarau ba.Ya dace da gilashin rimless.Kuma index refractive ya fi CR39, da ruwan tabarau za a iya sanya siriri.Amma a matsayin thermoplastic abu, da aiki yi da kuma sinadaran juriya ba shi da kyau, ba mai rufi surface ne mai sauki karce, sa juriya.Bugu da kari, lambar Abbe ta 30, wanda ya bambanta da CR39 28.

MR kayan (1.60MR-8, 1.67MR-7, 1.74MR-174):MR™ jerin matsakaita ne kuma babban kayan resin index na Mitsui Chemical da ke Japan ya haɓaka.Sai dai MR174, dukkanin jerin an yi su ne da kayan polyurethane (MR174 shine kayan sulfur na zobe tare da mafi kyawun juriya na watsawa).Kodayake juriya mai tasiri ba ta da kyau kamar PC da Trivex, yana da fa'ida a bayyane akan CR39.Bugu da ƙari, lambar abbe na wannan jerin kayan yana da matsakaici, juriya na zafi, juriya na yanayi da juriya na sinadarai yana da kyau, don haka yana da kyakkyawan aiki mai mahimmanci.

Bincika ruwan tabarau masu haske


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