Rokinon Xeen 20mm T1.9 Lens with Canon EF Mount
Cinema Prime for Wide-Angle Visuals at MojoComputers
The Rokinon Xeen 20mm T1.9 lens with Canon EF mount is a professional cinema prime lens designed to deliver outstanding optical performance, robust build quality, and precise manual control. Offering full-frame coverage and optimized for resolutions of 4K and higher, this lens is ideal for filmmakers who require stunning wide-angle imagery with cinematic character.
Advanced Optical Features for Crisp Wide Shots
This 20mm lens provides a wide diagonal angle of view of approximately 94.82° on full-frame cameras, making it well-suited for establishing shots, landscapes, and interiors. Its optics consists of 14 elements arranged in 11 groups, including hybrid aspherical and low-dispersion elements that help reduce chromatic aberrations, distortions, and flare.
Rokinon’s proprietary X-Coating technology enhances contrast and suppresses unwanted reflections and ghosting, ensuring exceptionally clear and vibrant footage even under challenging lighting.
Bright T1.9 Aperture and Smooth Bokeh
The fast T1.9 maximum aperture balances light gathering and depth of field control, enabling beautiful subject isolation with creamy, rounded bokeh. An 11-blade rounded iris diaphragm produces smooth out-of-focus highlights that intensify the cinematic look.
Durable Carbon Fiber Construction
The lens features a carbon fiber reinforced barrel that combines exceptional strength with reduced weight. Measuring approximately 117.6 mm in diameter and 95.3 mm in length for Canon EF mount and weighing about 1,010 grams (2.23 lbs), this lens is both portable and rugged, suitable for handheld, gimbal, drone, or tripod use.
Cinema-Grade Manual Controls
The lens offers a generous 200° focus ring rotation to assist with accurate and smooth manual focus pulls. A 37.5° de-clicked aperture ring facilitates seamless exposure changes during filming. Both the focus and aperture rings feature standardized 0.8 MOD gears for compatibility with follow focus and iris controllers.
Glow-in-the-dark dual-sided focus distance and aperture scales allow focus pullers and camera operators to work efficiently in low-light or blackout environments.
Key Specifications
| Feature | Specification |
|---|---|
| Focal Length | 20mm |
| Maximum Aperture | T1.9 |
| Aperture Range | T1.9 – T22 |
| Diagonal Angle of View | ~94.82° |
| Minimum Focusing Distance | 0.20m (7.9 inches) |
| Iris Blades | 11 (rounded) |
| Focus Ring Rotation | 200° |
| Aperture Ring Rotation | 37.5° (de-clicked) |
| Lens Mount | Canon EF |
| Dimensions (Diameter x Length) | 117.6mm x 95.3mm |
| Weight | 1,010 g (2.23 lbs) |
| Filter Diameter | 114mm |
Choice for MojoComputers Customers
MojoComputers provides authentic Rokinon Xeen cinema lenses with full manufacturer warranty and expert US-based support. With competitive pricing and reliable nationwide shipping, MojoComputers is a trusted partner for filmmakers and content creators.
Conclusion
The Rokinon Xeen 20mm T1.9 lens with Canon EF mount is a highly capable ultra-wide cinema prime blending state-of-the-art optics, a bright aperture, and durable yet lightweight carbon fiber construction. It excels in capturing immersive wide-angle shots with cinematic clarity and smooth manual controls.
Perfect for landscapes, interiors, and dynamic story environments, this lens elevates cinematic storytelling and creative freedom on any project. Available at MojoComputers, it is an essential addition to a professional filmmaker’s lens lineup.
