Rokinon

Rokinon XN20-MFT XEEN 20mm T1.9 Cine Lens, Micro 4/3

Name: Rokinon XN20-MFT XEEN 20mm T1.9 Cine Lens, Micro 4/3
Brand: Rokinon
SKU: XN20-MFT

Cinema-grade 20mm wide-angle lens with T1.9 aperture and 200° focus throw built for professional Micro 4/3 filmmaking.

$154.00*$1,545.00Save 90%

*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Rokinon XEEN 20mm T1.9 is a purpose-built cinema lens designed to meet the demands of professional film and video production. Unlike adapted photo lenses, the XEEN line is constructed from the ground up for motion picture work — featuring de-clicked aperture rings, industry-standard lens gearing, and a 200° focus throw that gives focus pullers the precision they need for repeatable, smooth focus transitions. The T1.9 aperture allows the lens to gather substantial light, making it a capable performer in low-light environments while also offering creative depth-of-field control for narrative and documentary work.

This Micro Four Thirds mount version integrates with cameras from Panasonic, Blackmagic, and other MFT-system manufacturers, delivering a 40mm equivalent field of view that works well for establishing shots, environmental portraits, and interior scenes. The 114mm front diameter is shared across every lens in the XEEN family, enabling rapid lens changes on set without re-rigging matte boxes or swapping filter rings — a significant time saver during production. The bundle rounds out the package with a 128GB Transcend memory card and Movavi editing software, providing useful accessories alongside the 3-year Rokinon seller warranty for added peace of mind.

Key Features

This Xeen 20mm Professional Cine Lens by Rokinon for Micro 4/3 Mount Bundle (authorized Rokinon dealer) comes with a 3-Year Rokinon Seller Warranty

Rokinon's Xeen 20mm T1.9 Lens is built specifically for use as a cinema lens and provides a very wide angle of view on full-frame cameras, and a correspondingly tighter angle of view on smaller-format cameras. The 11-bladed iris provides a rounded aperture for natural looking highlights and Bokeh. The 114mm front diameter allows quick lens changes when using matte box/focus accessories. The focus ring rotates 200° from close focus to infinity for a high degree of precision when adjusting focus

Pack of 5 - Movavi Photo/Video Editing Software - Compatible with Windows and Mac Operating systems this 5 software package comes with premium softwares to fulfill your Photo/Video Vlogging/Editing needs

128GB Transcend High Speed Memory Card - provides incredible transfer speeds and easy transfer of your pictures and video files, 128GB Storage Capacity

Compatible Cameras : Back-Bone Gear Ribcage, Blackmagic Design Studio Camera HD 2, Digital Bolex D16 MFT Mount, JVC GY-LS300 MFT Mount, Kodak PIXPRO S-1, Olympus - Air A01, OM-D E-M1 Mark II, OM-D E-M10 Mark II, OM-D E-M10 Mark III, OM-D E-M1X, OM-D E-M5 Mark II, PEN E-PL8, PEN E-PL9, PEN-F, Panasonic Lumix - DC-G9, DC-G95, DC-GH5, DC-GH5S, DC-GX850, DC-GX9, DMC-G6, DMC-G7, DMC-G85, DMC-GH4, DMC-GX8, DMC-GX85, Panasonic AG-AF100A MFT Mount, YI Technology M1, Z CAM E2 MFT Mount

Specifications

Brand

Rokinon

Model

XN20-MFT

Lens Series

XEEN

Focal Length

20mm

Maximum Aperture

T1.9

Mount

Micro Four Thirds (MFT)

Front Diameter

114mm

Iris Blades

Focus Rotation

200°

Warranty

3-Year Rokinon Seller Warranty

Bundle Includes

Lens, Movavi Software (5-pack), 128GB Transcend Memory Card

Pros & Cons

👍 Pros

T1.9 maximum aperture provides excellent low-light performance and shallow depth-of-field control for cinematic shots.
200° focus rotation enables precise, smooth focus pulls essential for professional video production.
Standardized 114mm front diameter matches all other XEEN lenses for fast swaps without matte box or filter adjustments.
11-bladed iris produces smooth, natural-looking bokeh in out-of-focus areas.
Bundle includes editing software and a 128GB memory card, adding practical value for production work.

👎 Cons

As a fully manual cine lens, it offers no autofocus — requiring skilled operation or a dedicated focus puller.
The 20mm focal length on Micro 4/3 produces a 40mm equivalent field of view, which is not particularly wide on this sensor format.
The lens is substantially larger and heavier than typical Micro 4/3 photo lenses, which may unbalance smaller camera bodies.
The bundled Movavi software is basic compared to industry-standard editing suites many professionals already own.

Frequently Asked Questions

What is the difference between T1.9 and f/1.9 on this lens?

T-stops measure actual light transmission through the lens elements, while f-stops are a theoretical calculation. The XEEN 20mm's T1.9 rating gives cinematographers a more accurate exposure reference when matching multiple lenses on set.

Why does this lens have a 200-degree focus rotation?

The extended 200° focus throw allows extremely fine, gradual focus adjustments — essential for cinema work where focus pullers need precise control to execute smooth rack focuses between subjects.

Is this lens compatible with cameras other than Micro 4/3?

This specific model (XN20-MFT) is built for the Micro Four Thirds mount. It cannot be adapted to larger mounts, though the XEEN 20mm is available in other mount versions including PL, Canon EF, Nikon F, and Sony E.

Does the 114mm front diameter serve a specific purpose?

Yes, all XEEN lenses share a uniform 114mm front diameter, which allows cinematographers to swap lenses quickly on set without adjusting matte boxes, follow focus gears, or filter rings between takes.

What comes included in this bundle?

The bundle includes the XEEN 20mm T1.9 lens, Movavi Photo/Video Editing Software (5-pack), and a 128GB Transcend high-speed memory card, along with a 3-year Rokinon seller warranty.