Originally Posted by 1978
You can carry 358 range finders in your bag. You just can't use them to find ranges. Same with anything else over 10m.
No you can't
"A player shall receive two penalty throws, without a warning, if, during any portion of a round, he or she is observed by two players or an official to be using or carrying
an artificial device that is determined by the director to violate section 802.04 A."
Presumably this is so that players can't sneak a range finder onto the course and try to use it when no one is looking.