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1.56 Nā aniani ʻōuliuli Photochromic Gray HMC Optical
He mea moakaka ka aniani me hoʻokahi a ʻoi aku paha nā ʻili piʻo i hana ʻia me nā mea maka e like me ke aniani a i ʻole ka resin. Ma hope o ka hoʻopili ʻia ʻana, hoʻākoakoa pinepine ʻia i loko o nā aniani me kahi mōlina aniani e hoʻoponopono i ka ʻike a ka mea hoʻohana a loaʻa kahi kahua ʻike maopopo.
ʻO ka mānoanoa o ka lens e hilinaʻi nui ʻia ana ma ka refractive index a me ke kekelē o ka lens. He lahilahi nā lens myopic ma ke kikowaena a he mānoanoa a puni nā kihi, ʻoiai ʻo nā lens hyperopic ke kū'ē. ʻO ka maʻamau, ʻo ke kiʻekiʻe o ke kekelē, ʻoi aku ka mānoanoa o ka lens; ʻO ke kiʻekiʻe o ka refractive index, ʻoi aku ka lahilahi o ka lens