Reviews and Problems with Canon EF 75-300mm f/4-5.6 IS USM
Showing 1-10 of 136
IS not working.
G. Luna "Luna G", Amazon
3 August 2015
Summary: The IS motor started dying about 10-11 months after I bought it. Unfortunately, I was working in the field and didn't send it back before my year warranty ran out. I put it aside thinking it was a glorified manual focus zoom.