Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens

The Canon Fisheye STM Lens is a fast, ultra-wide zoom introduced to the RF L-series with a 7-14mm fisheye optical design and a variable f2.8-3.5 aperture. The fisheye projection provides a field of view of up to 190°, with rendering that shifts from circular to diagonal across the zoom range. An STM focus drive with breathing suppression and a 15 cm close-focusing distance maintains stable framing and perspective for portraits, landscapes, and extreme angles.

Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens Key Features:

• RF-Mount L-series fisheye zoom within Canon’s ultra-wide lineup
• 7-14mm zoom range with a variable f2.8-3.5 maximum aperture
• 190° fisheye projection captures an extreme field of view in confined spaces
• 16 elements in 11 groups maintain corrections across the image circle
• Ideal for action, landscapes, astrophotography, portraits and VR180
• Circular to diagonal fisheye projection across the zoom range
• Leadscrew-type STM autofocus system supports smooth focus transitions
• Focus breathing suppression for stable framing during focus pulls
• Optical design using five UD and two aspherical elements
• Close focusing distance of 0.15m for exaggerated near-field perspective
• 0.35x magnification (at 14mm) adds emphasis within wide compositions
• Drop-in filter system allows CPL and ND filters to be stacked together
• Weather-sealed L-series construction for use in challenging environments
• Compact 476g body supports easier handheld use in confined spaces
• Compact length balances well on Canon RF camera bodies
• EOS VR Utility can remap 2D 180° VR capture after shooting*
• *Circular fisheye VR conversion requires an ‘Open Gate’-compatible camera

What’s new?

The Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens expands the RF L-series with a dedicated single-lens fisheye zoom with a bright, dynamic aperture range. Its 16-element, 11-group optical design includes five UD and two aspherical elements, allowing you to capture both circular and diagonal fisheye images without requiring additional accessories. This optical design delivers a 190° angle of view which also controls aberrations across the zoom range.

Operational updates include the addition of an STM focus drive with focus breathing suppression, improving framing stability during focus transitions. Additionally, a rear drop-in filter system for CPL and ND filters replaces traditional front-mounted filters which would interfere with the fisheye front element.

Perspective and Application

The 7-14mm fisheye projection provides an angle of view of up to 190°, revealing most of the surrounding scene, even when the camera position is restricted. This AoV is suitable for tight spaces where stepping back is not possible, as well as for situations where subject movement is unpredictable, and reframing is limited. Featuring a minimum focusing distance of 0.15m, the lens keeps people, objects, and foreground elements prominent while keeping the wider environment visible. This feature makes the lens suitable for action-oriented subjects, environmental portrait-style framing, expansive landscapes, night-sky astrophotography, and immersive capture where spatial context is as important as the subject itself.

Optical Design and Fisheye Projection

The Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens features five UD and two aspherical elements that manage aberrations across the image circle as the field of view expands to 190°. An equidistant projection design produces circular fisheye rendering at wider focal lengths and diagonal fisheye rendering as the lens zooms in and out. This results in fisheye geometry which is selectable through the focal length rather than needing to change the lens for the correct

Aperture and Close Focusing

A variable f2.8-3.5 maximum aperture allows increased light transmission compared to other fisheye designs. The aperture affects exposure flexibility when working indoors or in low-light conditions. Its minimum focusing distance of 0.15m enables subjects to be positioned extremely close to the front element, producing exaggerated perspective effects. This combination supports deliberate distortion control in tight spaces where camera placement is restricted.

Autofocus and Framing Stability

The STM autofocus system delivers smooth, continuous movement. It integrates focus-breathing suppression, reducing angle-of-view changes as the focus shifts. This results in more stable framing during focus pulls, particularly when the lens is used for motion capture or when refocusing at close distances.

Hardware and Handling

The addition of a rear drop-in filter system allows CPL and ND filters to be inserted behind the optics, either individually or together. This kit includes a clear drop-in filter as standard. The design avoids front-mounted filters that are incompatible with fisheye front elements. The lens also incorporates a Lens Control Ring and a Lens Function Button, providing direct, on-lens access to assigned camera functions. These physical controls allow settings to be adjusted without entering camera menus, enabling responsive operation in confined spaces or when camera movement is limited.

What’s in the box?

• 1 x Canon RF 7-14mm F2.8-3.5L Fisheye STM Lens
• 1 x Lens Hood EW-76
• 1 x Lens Cap 7-14
• 1 x Lens Dust Cap RF
• 1 x Lens Case LP1219
• 1 x Drop-in Clear Filter
• 1 x User Manual

Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens Product Video:

FAQs:

Where does the RF 7-14mm f2.8-3.5L Fisheye STM sit within Canon’s fisheye and ultra-wide lineup?

The Canon RF 7-14mm Fisheye sits at the crossover between Canon’s fisheye and ultra-wide RF lenses. It offers a zoomable fisheye perspective, unlike fixed-view options such as the Canon RF 5.2mm f2.8L Dual Fisheye and Canon RF-S 3.9mm f3.5 STM Dual Fisheye, which are designed specifically for stereoscopic VR capture. Within the wider ultra-wide lineup, it sits below rectilinear lenses like the Canon RF 14mm f1.4L VCM, Canon RF 10-20mm f4L IS STM, Canon RF 14-35mm f4L IS USM, and Canon RF 15-35mm f2.8L IS USM, which prioritise straight-line rendering. The 7-14mm instead provides controlled fisheye distortion across a usable zoom range, positioning it as a creative ultra-wide option rather than a conventional architectural or landscape lens.

Does the Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens accept filters?

The lens uses a rear drop-in filter system rather than a front-mounted filter system, allowing CPL and ND filters to be used individually or stacked together. This system maintains optical performance without interfering with the fisheye front element.

How does the lens produce fisheye images?

The fisheye perspective changes across the 7-14mm zoom range. Wider focal lengths produce circular fisheye images, while longer focal lengths produce diagonal fisheye coverage. The change is achieved by selecting the focal length.

How close can the Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens focus?

The minimum focusing distance is 0.15m. This distance allows the photographer to position subjects very close to the lens, producing strong perspective exaggeration. This system is particularly effective in confined environments.

How does the lens work with APS-C cameras?

On APS-C cameras, the lens can provide diagonal fisheye coverage of approximately 8.7mm when the focal length aligns with the ‘C’ index mark. This feature enables fisheye rendering optimised for APS-C sensors, with projection behaviour that differs from full-frame operation.

How does 2D 180° VR capture work with this lens and EOS VR Utility?

At the wide end of the zoom range, the lens produces a circular fisheye image that contains a full 180° field of view. When used on a camera that supports Open Gate recording, such as the Canon EOS R6 Mark III, the full circular image is captured without cropping. EOS VR Utility can then convert this fisheye footage into an equirectangular 180° format during post-production. The result is monoscopic 2D 180° VR imaging, while the original fisheye footage remains available for non-VR use.

Canon RF 7-14mm f2.8-3.5L Fisheye STM Lens - Sample Images