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Sort of, The PVS-7 is manufactured as waterproof to 1 meter for 24 hours from memory about the same as the PVS-14. The MUM-14 on the other hand is waterproof to 66 feet for sustained underwater use....

Hell I don`t know , Im not from there. He did mention something about markers I think.

Doubtful you leave things like GPS units and depth sounders off when you are running on NV goggles. I have a leather sheet that flaps down over my instrument panel to black out the cabin, something...

Had a call from a guy up north of Auckland. Was coming into port in his boat with his $7k pair of NV goggles around his neck and a large wooly balaclava on....... Yep you geussed it pulled the...