1.56 Ruwan tabarau na gani na Bifocal mai ƙarewa na shuɗi
Cikakkun Bayanan Samarwa
| Wurin Asali: | Jiangsu | Sunan Alamar: | BORIS |
| Lambar Samfura: | Gilashin Shuɗi Mai Yankewa | Kayan Ruwan Gilashi: | CW-55 |
| Tasirin Gani: | Ruwan tabarau na Bifocal | Fim ɗin Rufi: | UC/HC/HMC/SHMC |
| Launi na Ruwan tabarau: | Fari | Launin Shafi: | Kore/Shuɗi |
| Fihirisa: | 1.56 | Takamaiman Nauyi: | 1.28 |
| Takaddun shaida: | CE/ISO9001 | Darajar Abbe: | 38 |
| Diamita: | 75/70mm | Zane: | Crossbows da sauransu |
Amfanin bifocals: Zaka iya ganin abubuwa masu nisa a sarari ta cikin yankin ruwan tabarau na nesa, kuma zaka iya ganin abubuwa masu kusa a sarari ta cikin yankin ruwan tabarau iri ɗaya. Ba sai ka ɗauki gilashin ido guda biyu ba, ba sai ka canza tsakanin gilashin ido na nesa da na kusa akai-akai ba.
Gabatarwar Samarwa
Hasken shuɗi muhimmin ɓangare ne na hasken da ake iya gani. Babu haske fari ɗaya a yanayi. Hasken shuɗi yana gauraye da hasken kore da hasken ja don samar da haske fari. Hasken kore da hasken ja suna da ƙarancin kuzari, ƙarancin motsa ido, raƙuman haske shuɗi gajere ne, ƙarfin kuzari mai yawa, mai sauƙin lalata idanu.
Gilashin haske mai hana shuɗi galibi yana nufin ruwan tabarau wanda zai iya hana hasken shuɗi daga idanu masu ban haushi, ya ware hasken ultraviolet yadda ya kamata kuma ya tace hasken shuɗi mai cutarwa. Hasken shuɗi wani ɓangare ne na hasken da ake iya gani na halitta saboda yana da ɗan gajeren zango da kuma ƙarfin kuzari mai yawa. Cutar macular na iya faruwa idan hasken shuɗi da yawa ya shiga retina, musamman idan ya isa yankin macular na ido. Idan ruwan tabarau ya sha hasken shuɗi mai cutarwa, yana iya haifar da haske da kuma cataracts.
Tsarin Samfuri
