Fujinon ZK25-300mm T3.5-T3.85 Cabrio Premier Lens
The Fujifilm ZK25-300mm is a 25–300mm f/3.5 cinema lens designed for PL Mount mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.
Fujinon ZK25-300mm T3.5-T3.85 Cabrio Premier Lens
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Lens Overview — Fujifilm ZK25-300mm
Key Features — Fujifilm ZK25-300mm
25-300mm Zoom Range: A 12:1 zoom ratio covering mid-wide to telephoto in a single lens, reducing the need for lens changes on set.
T3.5-T3.85 Aperture: Consistent near-T3.5 maximum aperture across the zoom range provides strong light-gathering with minimal variance from wide to telephoto end.
PL Mount: Industry-standard cinema mount ensures direct compatibility with professional camera systems from ARRI, RED, Sony, and others.
Super 35 Format Coverage: Designed for the most widely used sensor size in digital cinema, matching the format of cameras common across feature film and high-end TV production.
Cabrio Detachable Servo: The lens ships with a detachable servo drive unit, allowing it to function as a shoulder-mount ENG-style lens or be stripped down for traditional cinema rig use.
Manual Focus Control: Precision manual focus ring gives cinematographers direct, tactile control over focal plane for repeatable and deliberate focus pulls.
Lens Specifications — Fujifilm ZK25-300mm
| Spec | Detail |
|---|---|
| Use Cases | Documentary, Video / Cinematography |
| Lens Type | Cine |
| Format | Super 35 |
| Zoom/Prime | Zoom |
| Focal Length | 25–300mm |
| Maximum Aperture | f/3.5 |
| Camera System | Cinema / Video |
| Lens Mount | PL Mount |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Weight | 8.9kg |
Description — Fujifilm ZK25-300mm
The Fujinon ZK25-300mm T3.5-T3.85 Cabrio Premier Lens is a professional cinema zoom lens built for Super 35 format cameras. It accepts a PL Mount, connecting to professional cinema and video camera systems used across high-end productions. The focal length range runs from 25mm to 300mm, providing coverage from mid-wide to telephoto — all within a single lens — classified as a Telephoto zoom in its focalLengthRange.
The maximum aperture is T3.5, with a modest variance to T3.85 at the far end of the zoom, as reflected in the T3.5-T3.85 aperture range. Focus is entirely manual, giving operators full tactile control, while no image stabilization is present. At 8.9kg, this lens demands proper rig support and is engineered for controlled production environments.
No filter thread size is specified in the data, so filtration solutions should be confirmed before purchase.
Pros — Fujifilm ZK25-300mm
- ✓Wide zoom range from 25mm to 300mm (minFocalLength: 25, maxFocalLength: 300) covers mid-wide to telephoto in a single lens
- ✓Maximum aperture of T3.5 (maximumAperture: 3.5) offers strong light-gathering performance across the zoom range
- ✓PL Mount (mount.lens: PL Mount) ensures compatibility with professional cinema camera systems
Cons — Fujifilm ZK25-300mm
- ✗At 8.9kg (weight: 8.9kg), this lens is very heavy and requires dedicated support — handheld use is not practical
- ✗Aperture varies from T3.5 to T3.85 (maximumAperture: 3.5) across the zoom range, which can require exposure compensation
- ✗No image stabilization (imageStabilization: None) means camera or rig-based stabilization is essential for smooth shots
Videos — Fujifilm ZK25-300mm
Fujinon 25-300mm Zoom Lens Sports Cinematography Review — DomTheDP
Frequently Asked Questions — Fujifilm ZK25-300mm
What camera mount does this lens use?+
The Fujinon ZK25-300mm uses a PL Mount, as listed in the lens mount specifications. This is the standard mount used across many professional cinema camera platforms in the Cinema and Video camera system category.
What sensor size does this lens cover?+
The lens is designed for Super 35 format sensors. This is the lensFormat specified in the product data, making it well-suited to professional digital cinema cameras using that sensor size.
Does this lens have autofocus or image stabilization?+
No — the specifications confirm that autofocus is not available (autoFocus: false) and image stabilization is listed as None. Focus is entirely manual, so a follow-focus system or lens control unit is recommended for professional use.
How heavy is this lens and what does that mean for use on set?+
The lens weighs 8.9kg according to the specifications. This is a significant weight that makes handheld shooting impractical — a sturdy tripod, fluid head, or dedicated lens support system is necessary for safe and stable operation.
What is the full focal length range of this lens?+
The lens covers 25mm to 300mm, with a minFocalLength of 25 and a maxFocalLength of 300 as specified in the product data. It is classified as a Telephoto zoom in the focalLengthRange field.
What is the maximum aperture of this lens?+
The maximum aperture is T3.5 (maximumAperture: 3.5 in the specifications). The title indicates a range of T3.5-T3.85, suggesting a slight variance toward the longer focal lengths of the zoom range.