STECS rotary axis

[Raisuli]

I use the little thumb rotary axis for zoom, and lately it's been really, really jittery.  Anyone have a similar problem, and any suggestions for a fix?  It's workable right now, but pretty soon I'm going to have to use something else for zooming...

[AeroGator]

A support ticket would probably have got your problem solved in days. Please open one at your local dealer's. If there is no reply within a few days, please contact me with your location (just country + state/province/city) and order number.