Mafi kyawun daidaiton babban kayan ruwan tabarau tare da mafi girman kaso na kayan ruwan tabarau 1.60.
kasuwa. MR-8 ya dace da kowane ƙarfin ruwan tabarau na ido kuma sabon ma'auni ne a cikin kayan ruwan tabarau na ido.
MR-8 | Polycarbonate | Acrylic | CR-39 | Gilashin rawani | |||||||||||
Indexididdigar refractive | 1.60 | 1.59 | 1.60 | 1.50 | 1.52 | ||||||||||
Abbe number | 41 | 28-30 | 32 | 58 | 59 |
Dukansu babban maƙasudin refractive da babban lambar Abbe suna ba da aikin gani mai kama da ruwan tabarau na gilashi.
Babban kayan lambar Abbe kamar MR-8 yana rage tasirin priism (aberration na chromatic) na ruwan tabarau kuma yana ba da amfani mai daɗi ga duk masu sawa.
MR-8 guduro ne uniformly polymerized a cikin wani gilashi mold. Idan aka kwatanta da ruwan tabarau na polycarbonate na allura,
Ruwan tabarau na guduro na MR-8 suna nuna ƙarancin damuwa kuma suna ba da hangen nesa mara ƙarfi.