kcasa custom intelligent reading glasses progressieve multifocale lens presbyopia memory alloy frame Vergrotingssterkte:3.5 exhibition

exhibition

CNC geanodiseerd glazuur proces

1 / 8NPT27

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kcasa custom intelligent reading glasses progressieve multifocale lens presbyopia memory alloy frame Vergrotingssterkte:3.5 exhibitionAbout Progressieve multifocale lens: 1. Progressive multifocal lens is different from bifocals lens. Er is 2 of 3 focus op de lens voor bijna, medium of verre zicht, maar helling focuses on overgangszone. 2. Since the added value increases continuously in the helling region, the wearer can obtaina clear vision from the far point to the near point at the appropriate head position. 3. The long distance vision is 1. 0 with strength 4. 0, 0. 5 met sterkte