No, the stems from your glasses will break the seal. We will be working on sourcing an accessory that would allow for lenses to be added. There is one on the market now we are testing. If that doesn't work we will look at adding our own.
The short answer is no. You cannot pinch your nose which is the most common way to equalize the pressure in your ears. There is a technique that allow you to equalize using a swallow and jaw movement technique. This is difficult to learn. The SV2 is a surface mask with a limited depth rating of 2m. For serious free diving, a traditional dive mask will provide you with the best experience.
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