Description
Hollis M-3 Optical Lens Available in left and right -1.5 through to -8.0 and +1.0 through to + 4.0.Easily fits the Hollis M-3 Mask.Please note: Positive lenses are Bifocal. Negative lenses are not.
Hollis M-3 Optical Lens Available in left and right -1.5 through to -8.0 and +1.0 through to + 4.0.Easily fits the Hollis M-3 Mask.Please note: Positive lenses are Bifocal. Negative lenses are not.