bio-AR lens
Nippon Sensuiki (apollo) developed Multi-coated AR (Anti-Reflective) coating for underwater use.
The reflection ratio of visible ray is under 0.5% per surface. This technology is based on camera lens making method in JAPAN.
Spec
● Material: Float glass
● Reflection rate: Visible lay under 0.5% per surface
● Process: Tempered + Hard multi-coated
● Fit: bio-metal mask series, bio-fullface mask