Canon TS-E 24mm 1:3.5 L II review: Digital Photography Review
Amazon.com : iShoot Tripod Mount Ring Lens Collar for Canon TS-E 17mm f/4L Tilt-Shift Lens 3553B002 & Canon TS-E 24mm f/3.5L II Tilt-Shift Lens 3552B002, with Quick Release Plate for Arca-Swiss Fit
Which Tilt-Shift Lens Should I Buy? | Architectural Photography Almanac