ProMate Scope Mask with optical corrective lens is a great snorkeling / scuba dive mask for medium faces, and fits almost everyone. With prescription lens installed by certified techanician.
Mask comes with tempered glasses (Toughened glass) which is a safety glass processed by controlled thermal or chemical treatments to increase the strength compared with normal glass. Crystal, liquid silicone injected skirt and strap. Double edge comfort seal, low volume.
Optical Correction lenses available from -1.0 to -10.0 by increments of 0.5 (for near sighted)./OP250
Optical Correction lenses available from +1.0 to +4.0 by increments of 0.5 (for Far sighted)./OP250
Bifocal Optical correction lenses, also called Gauge Reader available +1.0, +1.5, +2.0, +2.5, +3.0, +3.5, +4.0./OP251
If you need different corrective lenses on each side, please contact the manufacturer after placing your order!