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1.71 Muraayadaha indhaha ee loo yaqaan 'Spin Photochromic Grey HMC Optical Lenses'
Muraayadaha midabka ee caqliga badan ayaa isbeddela iyadoo la adeegsanayo xoogga iftiinka ultraviolet-ka, si toos ah ayuu u hagaajiyaa qoto-dheeraanta midabka, hal muraayad waa mid ujeedo badan leh, ma jirto dhibaato beddelasho, gudaha iyo dibaddaba way ku habboon tahay, ilaalin indho oo dheeraad ah.
Isbeddelka midabka ee caqliga leh wuxuu muujinayaa qaybinta qaab-dhismeedka xiirashada, marka la soo bandhigo shucaaca ultraviolet-ka, molecule-ku si toos ah ayuu u xidhmaa si uu u xannibo gelitaanka iftiinka, isagoo adeegsanaya jawaab celintiisa wanaagsan iyo midabaynta, jawaab degdeg ah oo ku saabsan isbeddellada iftiinka, iyo waxtar badan.
