1.56 Bifocal Blue Dulani magalasi a HMC Optical
Zambiri Zopanga
Malo Ochokera: | Jiangsu | Dzina la Brand: | BORIS |
Nambala Yachitsanzo: | Lens ya Blue cut | Zida zamagalasi: | Nk-55 |
Masomphenya: | Bifocal Lens | Filimu Yophimba: | HC/HMC/SHMC |
Mtundu wa Magalasi: | White (m'nyumba) | Mtundu Wopaka: | Green/Blue |
Mlozera: | 1.56 | Specific Gravity: | 1.28 |
Chitsimikizo: | CE/ISO9001 | Mtengo wa Abbe: | 35 |
Diameter: | 70/28 mm | Kupanga: | Zam'mlengalenga |
Bifocals ndi abwino kwambiri kwa okalamba. Anthu akafika zaka pafupifupi 45, maso awo amakalamba ndipo luso lawo lotha kuzolowera limachepa, choncho amafunika kuvala magalasi awiri osiyana kuti awonere pafupi ndi patali. Akamagwiritsa ntchito magalasi a bifocal, amatha kuthetsa mavutowa povala magalasi amtundu umodzi wokha.
Kuwala kawiri ndi pamene muli ndi ma diopters awiri osiyana pa lens imodzi, ma diopters awiri
Imagawidwa m'malo osiyanasiyana a lens. Malo owonera kutali amatchedwa telophotomic area, yomwe ili kumtunda kwa lens. Malo omwe amagwiritsidwa ntchito kuyang'ana pafupi amatchedwa malo owonera pafupi ndipo ali m'munsi mwa theka la lens.
Mau oyamba a Zopanga
Magalasi a anti-blue light ndi mtundu wa magalasi omwe amatha kuteteza kuwala kwa buluu ku maso opweteka. Magalasi apadera odana ndi buluu amatha kulekanitsa bwino ma ultraviolet ndi ma radiation ndikusefa kuwala kwa buluu. Ndizoyenera kugwiritsidwa ntchito powonera kompyuta kapena TV kapena foni yam'manja. Maso wamba ndi oyenera kutuluka kunja, kuchita homuweki ndi kuwerenga.