A keychain jewellers loupe, inexpensive but invaluable, can be used for inspect something up close, whether it’s writing on computer chips to helping with mushroom identification, to identifying makers marks on old silware.
In a similar vein, cheap usb microscopes, though less versatile are incredibly useful for soldering/inspecting PCBs
A keychain jewellers loupe, inexpensive but invaluable, can be used for inspect something up close, whether it’s writing on computer chips to helping with mushroom identification, to identifying makers marks on old silware.
In a similar vein, cheap usb microscopes, though less versatile are incredibly useful for soldering/inspecting PCBs