A Wehnelt lens, grid, cap, etc. is a standard component in an electron gun on may types of scientific instruments including electron microscopes. It is named after its inventor Arthur Rudolph Berthold Wehnelt.
I've been using the term for several decades and always mumble when I speak it out loud because I'm not sure how to pronounce it. (I speak only English).
Is it possible to use some simple phonetics guide to help me pronounce it close to correctly?
Right now I say something like Vay-nault am I at least close?