Tripod Lens Collar Mount Ring for Samyang 24mm f/3.5 ED AS UMC Tilt Shift and Rokinon Tilt Shift 24mm f/3.5 ED AS UMC Lens|Tripod Monopods| - AliExpress
Hands-On Review: the New Rokinon 24mm f/3.5 Tilt-Shift Lens | B&H Explora
Samyang T-S 24mm f/3.5 ED AS UMC Lens Review | ePHOTOzine