Originally Posted by Brian.Samson
The erector tube is pivoted from a fixed point at one end. Only one end is pivoted up and down. It's easier to explain with a diagram but I don't have the time to find one or draw one.
But yes, it's angled from one end. I'm sure if you google a bit you'll find an exploded view of the internals of a scope.
We beg to differ, but if you can't be bothered why post?