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1.67 Spin Photochromic Gray HMC Optical lens
Amalensi ashintsha umbala, aziwa nangokuthi "ama-photosensitive lens".Ngokomgomo we-photochromatic tautometry reversible reaction, ilensi ingaba mnyama ngokushesha ngaphansi kwemisebe yokukhanya ne-ultraviolet, ivimbe ukukhanya okunamandla futhi imunce ukukhanya kwe-ultraviolet, futhi ibonise ukumuncwa okumaphakathi kokukhanya okubonakalayo.Emuva ebumnyameni, ingabuyisela ngokushesha isimo esisobala esingenambala, iqinisekise ukudluliswa kwelensi.Ngakho-ke, ama-lens ashintsha umbala afaneleka ukusetshenziswa kwangaphakathi nangaphandle ngesikhathi esifanayo ukuvimbela umonakalo wokukhanya kwelanga, ukukhanya kwe-ultraviolet nokucwebezela kwamehlo.
