Rokinon
Rokinon FE75MFT-S 7.5mm F3.5 Fisheye Lens Micro Four Thirds
★★★★★
A compact 7.5mm fisheye lens delivering a full 180-degree field of view for Micro Four Thirds cameras.
$229.00*
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*Price sourced from Amazon.com. Last updated:Jul 13, 2026.Price and availability are subject to change.
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Overview
Key Features
180 degrees angle of view
9 elements in 7 groups
Aperture range F3.5-22
Minimum focusing distance of 3.5” (0.09m) for enhanced close-up shots
Approximately 1.9 inches long
Specifications
Focal Length
7.5mm
Maximum Aperture
f/3.5
Aperture Range
f/3.5–f/22
Lens Mount
Micro Four Thirds
Angle of View
180°
Optical Construction
9 Elements in 7 Groups
Minimum Focusing Distance
3.5" (0.09m)
Length
Approximately 1.9"
Color
Silver
Brand
Rokinon
Model
FE75MFT-S
Pros & Cons
👍 Pros
- Full 180-degree field of view creates dramatic ultra-wide perspectives not achievable with conventional lenses.
- Extremely close 3.5-inch minimum focus distance enables creative close-up shots with exaggerated fisheye distortion.
- Compact design at approximately 1.9 inches in length keeps the lens lightweight and unobtrusive on small Micro Four Thirds bodies.
- Nine-element optical construction delivers solid image quality for a specialty lens at this focal length.
- Aperture range from f/3.5 to f/22 provides flexible exposure control across different lighting conditions.
👎 Cons
- Fully manual focus and aperture with no electronic communication means no autofocus, no EXIF lens data, and no in-body image stabilization support.
- The protruding front element cannot accept screw-on filters and is vulnerable to scratches and fingerprints.
- Strong barrel distortion is inherent to the fisheye design, limiting the lens to creative or specialty use rather than general photography.
- The f/3.5 maximum aperture is relatively slow, making the lens less effective in low-light situations without raising ISO.
- As a niche creative lens, it sees limited regular use for most photographers after the initial novelty.
Frequently Asked Questions
Does the Rokinon 7.5mm fisheye lens autofocus on Micro Four Thirds cameras?
No, this is a fully manual lens. You will need to manually adjust both focus and aperture using the rings on the lens barrel, which is typical for specialty fisheye lenses at this price point.
Will this lens produce a circular or full-frame fisheye image on Micro Four Thirds?
On Micro Four Thirds sensors, this 7.5mm lens produces a full-frame fisheye image that fills the entire rectangular sensor area with a 180-degree diagonal field of view, rather than a circular image with black borders.
What is the minimum focusing distance and how close can I get to subjects?
The minimum focusing distance is just 3.5 inches (0.09m), allowing you to get extremely close to subjects for dramatic fisheye perspectives with exaggerated foreground elements.
Which cameras is this lens compatible with?
The Rokinon FE75MFT-S is designed for the Micro Four Thirds mount, making it compatible with Olympus PEN, Olympus OM-D, Panasonic Lumix G-series, and other Micro Four Thirds cameras.
Does the front element protrude, and can I use standard filters?
Fisheye lenses like this feature a curved, protruding front element that does not accept standard screw-on filters. A built-in petal-shaped lens hood helps protect the front element.
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