Rokinon 20mm T1.9 Cine DS Lens
The Rokinon 20mm T1.9 is a 20mm f/1.9 cinema lens designed for Canon EF, Sony E, Nikon F, Micro Four Thirds, PL Mount mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.
Rokinon 20mm T1.9 Cine DS Lens
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Lens Overview — Rokinon 20mm T1.9
Key Features — Rokinon 20mm T1.9
20mm Wide-Angle Prime: Fixed 20mm focal length delivers a broad, expansive field of view well-suited for environmental shots, interiors, and dynamic handheld or gimbal work.
T1.9 Maximum Aperture: Fast T1.9 transmission rating allows for shooting in low-light conditions and provides a shallower depth of field even at the wide end.
Full-Frame Image Circle: Covers sensors up to full-frame size, making the lens usable across a wide range of camera bodies without vignetting.
Cine DS Manual Focus: Smooth, dampened manual focus ring is built for precise, repeatable focus pulls in professional cinema workflows.
Calibrated Focus & Aperture Marks: Declicked aperture ring and marked focus scale allow for smooth iris transitions and accurate follow-focus operation on set.
Multiple Mount Options: Available in Canon EF, Sony E, Nikon F, Micro Four Thirds, and PL Mount, offering broad compatibility across professional and cinema camera systems.
Lens Specifications — Rokinon 20mm T1.9
| Spec | Detail |
|---|---|
| Use Cases | Video / Cinematography, Landscape, Architecture |
| Lens Type | Cine |
| Format | Full Frame |
| Zoom/Prime | Prime |
| Focal Length | 20mm |
| Maximum Aperture | f/1.9 |
| Camera System | Cinema / Video |
| Lens Mount | Canon EF, Sony E, Nikon F, Micro Four Thirds, PL Mount |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Filter Thread | 77mm |
Description — Rokinon 20mm T1.9
The Rokinon 20mm T1.9 Cine DS is a wide-angle prime lens designed specifically for cinema and video production. Its T1.9 maximum aperture enables shooting in lower light conditions while providing creative control over depth of field at a wide focal length. Built to cover full-frame sensors, it delivers broad compatibility with today's cinema and hybrid cameras.
The lens is manual focus only, consistent with professional cinema workflows that rely on dedicated focus pullers and follow-focus systems. Weighing in at 800g, it has a solid feel appropriate for rigged cinema setups. The 77mm filter thread makes it straightforward to integrate standard filter solutions into your shooting kit.
Offered in Canon EF, Sony E, Nikon F, Micro Four Thirds, and PL Mount versions, the Rokinon 20mm T1.9 Cine DS is a versatile wide-angle option for productions that span multiple camera platforms.
Pros — Rokinon 20mm T1.9
- ✓Fast T1.9 maximum aperture supports low-light cinematography
- ✓Full-frame coverage accommodates a wide range of sensor sizes
- ✓Available in five mounts: Canon EF, Sony E, Nikon F, Micro Four Thirds, and PL Mount
Cons — Rokinon 20mm T1.9
- ✗No autofocus — not suitable for run-and-gun or event shooters who rely on AF
- ✗No image stabilization, requiring a stabilized rig or gimbal for smooth handheld shots
- ✗At 800g, the lens adds meaningful weight to handheld or gimbal setups
Videos — Rokinon 20mm T1.9
$4000 vs $500 Cinema Lens Shootout: Rokinon Cine DS vs Canon CN-E — Deaf Director