SETO 1.56 ruwan tabarau na Bifocal HMC

SETO 1.56 Lens Bifocal Lens HMC Featured Hoton

Takaitaccen Bayani:

Kamar yadda sunan ya nuna zagaye bifocal yana zagaye a saman.An tsara su ne da farko don taimaka wa masu sawa su isa wurin karatu cikin sauƙi.Koyaya, wannan yana rage faɗin hangen nesa kusa da ake samu a saman ɓangaren.Saboda wannan, zagaye bifocals ba su da mashahuri fiye da D Seg.
Bangaren karatun ya fi samuwa a cikin girman 28mm da 25mm.R 28 yana da faɗin 28mm a tsakiya kuma R25 shine 25mm.

Tags:Bifocal ruwan tabarau, ruwan tabarau saman zagaye

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Ƙayyadaddun bayanai

1.56 zagaye- saman bifocal na gani ruwan tabarau
Samfura:	1.56 ruwan tabarau na gani
Wurin Asalin:	Jiangsu, China
Alamar:	SETO
Kayan Lens:	Guduro
Aiki	Zagaye-saman bifocal
Launin ruwan tabarau	Share
Fihirisar Rarraba:	1.56
Diamita:	65/28MM
Abbe Value:	34.7
Takamaiman Nauyi:	1.27
aikawa:	> 97%
Zaɓin Rufe:	HC/HMC/SHMC
Launi mai sutura	Kore
Wutar Wuta:	Sph: -2.00~+3.00 Ƙara: +1.00~+3.00

Siffofin Samfur

1. Menene ruwan tabarau na bifocal?
Bifocal lens yana nufin ruwan tabarau wanda ke da haske daban-daban a lokaci guda, kuma ya raba ruwan tabarau zuwa sassa biyu, na sama wanda yanki ne mai hangen nesa, sannan na ƙasa kuma yanki ne mai ban mamaki.
A cikin ruwan tabarau na bifocal, mafi girman yanki yawanci shine yanki mai nisa, yayin da yanki na myopic ya mamaye wani ɗan ƙaramin sashi ne kawai na ɓangaren ƙasa, don haka ɓangaren da ake amfani da shi don hangen nesa ana kiransa ruwan tabarau na farko, ɓangaren da ake amfani da shi don kusanci ana kiran shi sub. - ruwan tabarau.
Daga wannan kuma zamu iya fahimtar cewa amfanin ruwan tabarau na bifocal shine cewa ba wai kawai yana aiki azaman aikin gyaran hangen nesa ba, har ma yana da aikin gyaran hangen nesa mai araha mai araha.

2.What ne zagaye-top ruwan tabarau?
Round Top, layin ba a bayyane yake ba kamar a cikin Flat Top.Ba a ganuwa amma idan an sawa.Yana nuna ya zama ƙasa da hankali.Yana aiki iri ɗaya da saman lebur, amma dole ne majiyyaci ya duba ƙasa a cikin ruwan tabarau don samun faɗi ɗaya saboda siffar ruwan tabarau.

3. Menene halayen bifocals?
Siffofin: akwai maki biyu masu mahimmanci akan ruwan tabarau, wato, ƙaramin ruwan tabarau mai iko daban-daban wanda aka ɗora akan ruwan tabarau na yau da kullun;
An yi amfani da shi ga marasa lafiya tare da presbyopia don ganin nesa da kusa a madadin;
Na sama shine haske lokacin kallon nesa (wani lokaci lebur), kuma ƙananan haske shine haske lokacin karantawa;
Matsayin nisa ana kiransa babban iko kuma kusa da digiri ana kiransa ƙaramin ƙarfi, kuma bambanci tsakanin ƙarfin babba da ƙaramin ƙarfi ana kiransa ADD (ƙara).
Dangane da siffar ƙaramin yanki, ana iya raba shi zuwa bifocal-top, zagaye-saman bifocal da sauransu.
Abvantbuwan amfãni: marasa lafiya na presbyopia ba sa buƙatar maye gurbin gilashin lokacin da suka ga kusa da nesa.
Hasara: abin tsalle lokacin kallon juzu'i mai nisa da kusa;
Daga bayyanar, ya bambanta da ruwan tabarau na yau da kullun.

4. Menene bambanci tsakanin HC, HMC da SHC?

Rufe mai wuya	AR shafi / Hard Multi shafi	Super hydrophobic shafi
sanya ruwan tabarau mara rufi suna cikin sauƙin juyewa kuma a fallasa su ga karce	kare ruwan tabarau yadda ya kamata daga tunani, haɓaka aiki da sadaka na hangen nesa	sanya ruwan tabarau mai hana ruwa, antistatic, anti zamewa da juriya mai