Instruction Manual
Page 40
... not touch the rotating part. If the front part (focusing ring) of vision. If you want to the detached lens. If you purchased an EF-S18-135mm f/3.5-5.6 IS STM lens kit, see "Handling Precautions" on the lens with your fingers. Doing so may throw off the focus slightly. Turning the zoom ring after achieving focus may...
... not touch the rotating part. If the front part (focusing ring) of vision. If you want to the detached lens. If you purchased an EF-S18-135mm f/3.5-5.6 IS STM lens kit, see "Handling Precautions" on the lens with your fingers. Doing so may throw off the focus slightly. Turning the zoom ring after achieving focus may...