amazon.com is offering 20% off on Select Rokinon Lenses as a Prime Day today only special.

• Rokinon FE14M-C 14mm F2.8 Ultra Wide Lens for Canon (Black) – $324.99
• Rokinon RK12M-E-SIL 12mm F2.0 Ultra Wide Angle Fixed Lens for Sony E-mount (NEX) and for Other Cameras – $259.00
• ROKINON 14mm F2.8 Ultra Wide Angle Weather Sealed Lens for Canon R Mirrorless Cameras – $399.00