Corrective lens for the Seac Italia diving mask, both in regular fit and asian fit versionsTempered glass lensEasy to assembleCorrections for myopia from -1.0 to -6.0 diopter; presbyopia corrections from +1.0 to +3.0Attention: the lenses for the right and left sides are differentCorrective lens for the Seac Italia diving mask, both in regular fit and asian fit versions. The lens is made of tempered glass and easy to mount. Available myopia corrections range from -1.0 to -6.0 diopters. Corrections for presbyopia range from +1.0 to +3.0 diopters. Attention: the lenses for the right and left side are different, pay attention when buying: right = right, left = left.