Magnifier lens
Attachable easily onto the bio-metal mask pro
Composed with Fresnel lenses for bio-metal mask titanium / bio-metal mask pro.
Suitable to watch the small organism or to read gauges in water.
It is turned upward when you do not use.
Spec
● Material: PVC and PMMA
● Power: +1 (in water), +3.5 (in air)