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1.71 Spin Photochromic Gray HMC Optical lenses
Lenzi inochinja ruvara zvine hungwaru inochinja zvichienderana nekusimba kwechiedza cheultraviolet, inogadzirisa kudzika kweruvara otomatiki, girazi rimwe chete rine mabasa akawanda, harina dambudziko rekuchinja, mukati nekunze zviri nyore, uye rinodzivirira maziso zvakanyanya.
Chinhu chinochinja ruvara chine hungwaru chinoratidza kupararira kwechimiro chebvudzi, kana chaiswa mumwaranzi ye ultraviolet, molekyuru inovhara yega kuti ivhare kupinda kwechiedza, ichishandisa kugona kwayo kupenya uye kupenda, kupindura nekukurumidza kuchinjwa kwechiedza, uye inoshanda zvakanyanya.
