greg vescuso wrote:
Position 1 is for when ever you need optimal stabilization
Position 2 is used when you need to pan this can be done free handed like tracking a bird in flight or with a monopod just remember that in the #2 position stabilization is only working from left to right or horizontal plane.
Great,thank you. I have the same lens & didn't know if I should shut the os off when on my tripod !