RF Lenses

Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE

Specifications

Specifications

  • Innovative dual fisheye design

    Perfectly synced left and right perspectives create realistic 3-dimensional imagery.

  • Wide angle 144° view

    Viewers have the freedom to look around, while taking in the focal point of the story.

  • STM autofocus

    Faster set-up, so you can focus more on the story.

  • 60mm interpupillary distance

    Resembles human eyes to create a realistic 3D viewing experience.

  • f/3.5 aperture

    Delivers solid performance in indoor and outdoor lighting conditions.

  • Air sphere coating

    Premium coating protects against flare and ghosting.

  • 2x UD lenses

    Ultra Low Dispersion glass ensures high image quality and prevents aberrations.

  • Control/focus ring

    Conveniently assign the control/focus ring to another function and streamline your process.

  • Gelatin filter compatible

    Built-in gelatin filter holder in the rear lets you upgrade your creativity easily.

  • Screw-on filter compatible

    Includes 30.5mm rear filter thread for neutral density filters or other effects.

Specifications in detail

Optical Features / Specifications

  • Image Size
    APS-C
  • Angle of View (Horizontal, vertical, diagonal)
    144°, 144°, 144°
  • Lens Construction (Elements/Groups)
    11/8
  • Special Optics
    2 x UD
  • Special Features
    Dual Fisheye with Baseline length of 60mm
  • Number of Diaphragm Blades
    7
  • Minimum Aperture
    16
  • Closest Focusing Distance (m)
    0.2
  • Maximum Magnification (x)
    0.03
  • Control Ring
    combined / focus
  • Image Stabilizer OIS1
    -
  • Image Stabilizer IBIS x OIS2
    -
  • AF Actuator
    STM
  • Coatings
    ASC
  • Fluorine
    No

Accessories

  • Lens Cap
    Lens Cap 3.9 (center pich type)
  • Lens Hood
    -
  • Lens Case/Pouch
    LS1014
  • Rear End Cap
    Lens Dust Cap RF
  • Extender Compatibility
    Not Compatible
  • Other Accessories
    -

Physical Specifications

  • Dust/Moisture Resistance3
    No
  • Exterior Coating
    -
  • Filter Diameter (mm)
    30.5
    Rear-mounted gelatin filter (27.3 x 27.3mm)
  • Max. Diameter x Length (mm)4
    (112.1 x 83.7) x 54.65
  • Weight (g)
    290
  1. Tested under CIPA standards. Lenses released after July 2024 tested under CIPA-2024 standard in the yaw/pitch (+ roll in case of IBIS) directions at maximum focal length, with a specific camera.
  2. Tested under CIPA standards. Lenses released after July 2024 tested under CIPA-2024 standard in the yaw/pitch (+ roll in case of IBIS) directions at maximum focal length, with a specific camera.
  3. Lenses with dust/moisture resistance are fitted with a rubber ring on the lens mount which may cause slight abrasion of the camera mount. This in no way effects either the lens or camera performance.
  4. Lens dimensions when in retracted state
  5. Lens dimensions when in retracted state