Mares Optical Lens X-Vision MID Minus Lens Eye:Right With a combination of smooth

With a combination of smooth skin mesh panels

Adds a second outlet to the valve 71021

Big and Super Big Alert Markers are marked with Coast Guard approved SOLAS reflective tape

wider exhaust tee for minimal bubble interference (essential for underwater photography)

Metric/imperial units

Mares Optical Lens X-Vision MID Minus Lens Eye:Right With a combination of smoothMares Optical Lens X Vision MID Minus Lens Ready Made Prescription Lenses for X Vision and X Vision Liquidskin modes made pre 2013 AND the new current Mares X Vision MID 2. 0 Mask WHY CHOOSE MINUS LENSES Lenses that are called "minus power lenses" (or "minus lenses") reduce the focusing power of the eye. By doing this a minus lens moves the focus of the light in a nearsighted eye from a point in front of the retina backward so it falls directly onto