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Corona (Prescription Mask)


Corona has been one of the most popular IST masks and its superior fitting and comfort are the reasons behind the success.

Its swivel buckle allows the diver to adjust the mask to the most desirable position. The low internal volume gives an unrestricted view.

Anti-fog lens available (M55/AF)

Changeable Prescription lens (-4 diopter – 8 diopter)


OL55 / OL55M
●  Optical lenses for M55 CORONA masks & ME-55 ProEar masks are available in
-1.0 to -8.0 in -0.5 decrement (also for tinted lens)
+1.0 to +4.0 in 0.5 increments (not available for tinted lens)
● Left/right lenses are interchangeable.

●  Optical lens stickers at the bottom of the lens for M-55 masks & ME-55 ProEar masks.
●  Available in diopter from +1.0 to +4.0 in 0.5 increments.
●  Left/Right lenses are not interchangeable.




Available Options
Prescription Mask for short-sighted eyes

Corona (Prescription Mask)