Canon RF-S 3.9mm F3.5 STM Dual Fisheye Lens Specifications and Measurements
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Year Introduced | 2024 | |
Mounts On | APS-C | |
Lenses / Groups | 11/8 | |
Angle of View: Diagonal | 144° 00' | |
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Aperture Range - Wide / Long |
f/3.5-16 |
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Number of Aperture Blades |
7 |
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Rounded Aperture? |
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Manufacturer Specification Weight |
10.2 oz  (289g) |
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Actual Weight |
10.3 oz  (291g) |
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In-Use Weight |
10.3 oz  (291g) |
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Manufacturer Spec Size (DxL) |
4.41 x 2.09”  (112 x 53mm) |
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Measured Size (DxL) |
4.42 x 2.52”  (112 x 64.1mm) |
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Max Length at Full Extension |
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Internal Focusing? / Extends with Focusing? |
Y / N |
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Lens Length with Hood (Min-Max) |
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Size of Rings: Focus / Zoom |
0.39”  (10mm) |
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Filter Size |
n/a |
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Front Element (Filter Mount) Rotates |
N |
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AF Motor Type |
STM |
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Full Time Manual Focus |
Y |
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Focus Limiter? / Focus Limiter Ranges |
N |
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Distance Scale? / Type |
N |
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Spec Min Focus Distance (Wide / Long) |
7.87”  (200mm) |
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Tested Min Focus Distance (Wide / Long) |
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Maximum Magnification |
0.03x |
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Tripod Ring Included? / Removable? |
N |
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Lens Hood Included / Model? |
N / |
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Weather Sealed? / Filter Required? |
N |
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Image Stabilization? / Stops? / Tripod Sensing? |
N |
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Extender Compatible? |
N |
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Case Included? / Type? |
Y / LS1014 Buy ► |
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Review |
Canon RF-S 3.9mm F3.5 STM Dual Fisheye Lens |
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