This particular lens is equipped with auto focus to help you take that perfect picture. For those who like to use a filter, this lens has a filter diameter of 55 mm.
From London Camera Exchange
Canon RF-S 18-150mm f/3.5-5.6 IS STM Lens
HDEW Cameras
Canon RF-S 18-150mm F3.5-6.3 IS STM
This product is also available at 8 unverified stores.