About 5mmOK, what's the field of view?
About 5mmOK, what's the field of view?
Wow, I knew it would be easy, but I didn't think it was that easy - especially as it was the bottom of the piece!A bit of Lego?
Nosand paper
About 2-3mmDiameter of the black dot. a full stop on laser printed paper?
NoPaper cap of the kind that kids have in toy guns?
Nope!bottom of a glass stem (e.g. wine/gin glass)