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1.71 Spin Photochromic Gray HMC Optical arotahi
Ka huri te arotahi tae atamai i te kaha o te mārama ultraviolet, ka whakarite aunoa i te hohonu o te tae, he maha ngā mahi a te whakaata kotahi, kāore he raruraru whakawhiti, he watea ake te whakamahi i roto, i waho hoki, he nui ake te tiaki kanohi.
Ka whakaatuhia e te tauwehenga huringa tae atamai te tohatoha hanganga kutikuti, ina whakaatuhia ki te hihi ultraviolet, ka kati aunoa te ngota ngota hei aukati i te urunga o te mārama, ma te whakamahi i tana urupare whakaahua me te tae pai, ka tere te urupare ki nga huringa mārama, ka pai ake te whai hua.
