1.49 CR39 Semi-yapedza Spectacle Lens Blanks

1.49 CR39 Semi-yakapedza Spectacle Lens Blanks Featured Image

Material:CR-39

Blue Cut:Inowanikwa kune Sarudzo

Refractive Index: 42

Transmission:96%

Specific Gravity:1.32

Dhizaini Yepamusoro:Spherical

Base Curve:0.00K, 1.00K, 2.00K, 3.00K, 4.00K, 5.00K, 6.00K, 7.00K, 8.00K, 9.00K, 10.00K

Vision Effect:Single Vision, Progressive, Bifocal Flat Top, Bifocal Round Top

Coating Sarudzo:UC/HC/HMC/SHMC/BHMC

Rimless:Not Recommended

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Chii chingaitwa neSemi Finished Lens Blanks?

Mayuniti ekugadzira ma Spectacle lenzi anoshandura semi-akapedzwa lenzi kuita malenzi apedzwa zvichienderana nehunhu chaihwo hwechinyorwa.
Basa rekugadzirisa marabhoritari rinotigonesa kupa mutsauko wakasiyana-siyana wekusanganiswa kwemaziso kune vanopfeka zvinodiwa, kunyanya maererano nekugadziriswa kwe presbyopia.Marabhoritari ane basa rekutarisa (kukuya nekupukuta) uye kupeta (kupendesa, anti-scratch, anti-reflective, anti-smudge etc.) malenzi.

Sei Kusarudza CR-39 Optical Lenses?

Crystal Vision (CR) ndiwo emhando yepamusoro lenzi akagadzirwa neimwe yepasirese lenzi kambani.
CR-39, kana allyl diglycol carbonate (ADC), ipurasitiki polima inowanzoshandiswa mukugadzira lenzi dzegirazi remaziso.
Ichi chipfupi chinomiririra "Columbia Resin #39", yaive fomula yechimakumi matatu nepfumbamwe yepurasitiki yekupisa yakagadziridzwa neColumbia Resins chirongwa muna 1940.
Inove yePPG, chinhu ichi chiri kushandura kugadzirwa kwemalenzi.
Hafu inorema segirazi, kashoma kuti ipwanyika, uye kunaka kwemaziso kwakada kuita segirazi.
CR-39 inodziya uye inodururwa mumhando yegirazi molds - kugadzirisa hunhu hwegirazi zvakanyanya.

a) Economic
b) Chiedza
c) Kuputsika kurwisa
d) Inogona kuiswa tinted & coated
e) Kudzivirirwa kweUV

Chii chinonzi freeform lenzi?

A freeform lens anowanzo ane denderedzwa remberi uye yakaoma, matatu-dimensional kumashure kwepamusoro iyo inobatanidza nemishonga yemurwere.Panyaya yefreeform inofambira mberi lens, iyo yekuseri yepamusoro geometry inosanganisira inofambira mberi dhizaini.
Iyo yemaharaform maitiro inoshandisa semi-yakapedzwa spherical lenses ayo anowanikwa zviri nyore muhupamhi hwema base curves uye indices.Aya malenzi akagadzirwa nemazvo kudivi rekuseri achishandisa midziyo yemazuva ano yekugadzira uye yekupukuta kugadzira iyo chaiyo yekunyorerwa pamusoro.
• nzvimbo yepamberi iri nyore denderedzwa
• nzvimbo yekumashure inzvimbo yakaoma yetatu-dimensional

Tekinoroji yemahara emahara lenzi

• Inopa kusanduka kwekupa huwandu hwakakura hwezvigadzirwa zvemhando yepamusoro, kunyangwe yerabhoritari diki yemaziso.
• Inoda chete stock yema semi-finished spheres mune yega yega zvinhu kubva kune chero mhando yemhando
• Lab manejimendi inorerutswa nemaSKU mashoma
• Progressive surface iri padyo neziso - ichipa nzvimbo dzakafara dzekuona mukoridho nenzvimbo yekuverenga
• Inoburitsa nemazvo dhizaini inofambira mberi
• Kurongeka kwemishonga hakupererwi nematanho ekushandisa anowanikwa murabhoritari
• Kurongeka kwakakodzera kwemishonga kunovimbiswa