Canon EF-S 17-55mm 1: 2.8 IS USM lens (77mm filter thread, image stabilized) (Accessories)
Had the objective since 2006 (costs 1,099) until today to a 30D in use (30,000 trips). After about 1.5 J dust and lint in the lens. Sent for cleaning. In 2010, then the stability has progressively abandoned the spirit. Also back dust and lint. Then i