| 摘要 |
A scuba diving mask with corrective lenses comprising a frame (20) with a pair of rings connected by a bridge (50), each of the rings (22) having an internal flange (23) on which the lip (61) of a flexible skirt (60), a corresponding lens (30) and a lens-retaining collar (40) are rested. The collar (40) is attached with a snap action to the corresponding ring (22). A seat (51) is formed in the bridge (50) substantially in the lying plane of the lenses (30) and extending laterally to the upper internal portion of the two rings (22). The seat (51) contains a locking plate (52) slidable between two opposite end stroke positions, a locking end position and a release end position respectively, when the locking plate (52) is in the locking position the lateral sides of the locking plate (52) extend inside the rings (22) and are engaged in corresponding notches (59) provided in the upper internal rim of the lens-retaining collars (40).
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