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1.56 Sawirka Midabka leh ee HMC muraayadaha indhaha
Lenses Photochromic, oo sidoo kale loo yaqaan "lenses sawir leh". Marka loo eego mabda'a ah falcelinta is-weydaarsiga midabka-iftiinka, muraayaddu waxay si dhakhso ah u madoobaan kartaa shucaaca iftiinka iyo fallaadhaha ultraviolet, xannibaya iftiinka xoogga leh oo nuugaya fallaadhaha ultraviolet, oo nuuga iftiinka muuqda si dhexdhexaad ah; marka ay ku noqoto meesha mugdiga ah, waxay si dhakhso ah u soo celin kartaa midab la'aanta iyo xaaladda hufan, hubinta muraayadda gudbinta. Sidaa darteed, muraayadaha sawir-qaadista ayaa ku habboon isticmaalka gudaha iyo dibadda labadaba si looga hortago waxyeellada indhaha ee iftiinka qorraxda, iftiinka ultraviolet iyo dhaldhalaalka.
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1.56 Sawirka FSV Gray HMC muraayadaha indhaha
Lenses Photochromic ma aha oo kaliya saxda ah aragtida, laakiin sidoo kale waxay ka hortagaan inta badan dhaawaca indhaha ee fallaadhaha UV. Cudurro badan oo indhaha ah, sida macular degeneration ee da'da, pterygium, cataract waayeelka iyo cudurrada kale ee indhaha waxay si toos ah ula xiriiraan shucaaca ultraviolet, markaa muraayadaha sawir-qaadista waxay ilaalin karaan indhaha ilaa xad.
Lenses Photochromic waxay hagaajin karaan gudbinta iftiinka iyada oo loo marayo midabka muraayadda, si ay isha bini'aadamku ula qabsato isbeddelka iftiinka iftiinka, yaraynta daalka muuqaalka iyo ilaalinta indhaha.
