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When you are learning more, is more better. Really all you need to see is the edge, looking straight down on the edge, looking for shinny spots, chips from the side and ensure you are honing all the...

You don’t need to spend much, I recommend a 60X lighted loupe $2-5 or a Carson 60-100 micro max $ 10-15. Both are cheap, quick and easy to use, buy a couple, keep one where you shave.

USB scopes...