ZEISS CP.3 18mm T2.9 Cinema Lens
The Zeiss 18mm T2.9 is a 18mm f/2.9 cinema lens designed for PL Mount mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

ZEISS CP.3 18mm T2.9 Cinema Lens
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Lens Overview — Zeiss 18mm T2.9
Key Features — Zeiss 18mm T2.9
18mm Wide-Angle Prime: A fixed focal length delivers a wide field of view well suited for establishing shots, interiors, and immersive environmental storytelling.
T2.9 Maximum Aperture: Calibrated in T-stops for precise exposure consistency across a matched lens set, with solid light-gathering capability for a wide-angle cinema prime.
Full-Frame Coverage: Image circle covers full-frame sensors, making the lens deployable on a broad range of cinema camera bodies without vignetting.
PL Mount: Industry-standard cinema mount ensures compatibility with professional camera platforms from ARRI, RED, and others.
Manual Focus Design: Smooth, dampened focus ring provides the precise, repeatable focus pulls expected in professional cinema workflows.
Consistent Lens Mechanics: Shared front diameter and consistent gear positions across the CP.3 lineup allow for fast lens swaps without adjusting follow focus or matte box setups.
Lens Specifications — Zeiss 18mm T2.9
| Spec | Detail |
|---|---|
| Use Cases | Documentary, Real Estate, Video / Cinematography |
| Lens Type | Cine |
| Format | Full Frame |
| Zoom/Prime | Prime |
| Focal Length | 18mm |
| Maximum Aperture | f/2.9 |
| Camera System | Cinema / Video |
| Lens Mount | PL Mount |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Weight | 861.8g |
Description — Zeiss 18mm T2.9
The ZEISS CP.3 18mm T2.9 is a prime cinema lens built for professional motion picture production, featuring a PL Mount and Full Frame coverage. With a maximum aperture of T2.9, it delivers solid light-gathering performance for a wide-angle cinema prime, while the 18mm focal length places it firmly in the wide-angle category — ideal for expansive establishing shots, interiors, and environmental storytelling. The lens is manual focus only, consistent with professional cinema practice where precision and repeatability are prioritized over automation.
Weighing in at 861.8 grams, it is manageable within a cinema rig setup. The PL Mount interface connects it to a wide range of professional cinema camera platforms. There is no image stabilization, so stabilization is handled externally as is common in professional production workflows.
This lens is purpose-designed for the Cinema/Video camera system, making it a dedicated tool for cinematographers who need a reliable, wide-angle prime in a professional lens lineup.
Pros — Zeiss 18mm T2.9
- ✓Full-frame coverage (lensFormat: Full Frame) provides flexibility across a wide range of cinema camera sensor sizes
- ✓Maximum aperture of T2.9 offers meaningful light collection for a wide-angle prime
- ✓PL Mount (mount.lens: PL Mount) ensures compatibility with professional cinema camera platforms
Cons — Zeiss 18mm T2.9
- ✗T2.9 maximum aperture is relatively modest compared to faster cinema primes, limiting low-light performance
- ✗Manual focus only (autoFocus: false) — not suitable for any run-and-gun or hybrid shooting scenario requiring autofocus
- ✗No image stabilization (imageStabilization: None) means handheld or gimbal use depends entirely on external stabilization
Reviews — Zeiss 18mm T2.9
Videos — Zeiss 18mm T2.9
ZEISS CP.3 - Lens Review & Test Footage — Oxenfree