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A big problem with hermetic seals is that if they aren't truly hermetic, water gets in and fogs up the lenses on the inside. If there's a hole that can be opene
by petertodd 6y ago
A big problem with hermetic seals is that if they aren't truly hermetic, water gets in and fogs up the lenses on the inside. If there's a hole that can be opened in the case, you at least have a decent chance of being able to dry out the insides (possibly with extra heat).