Quick Summary
The Sony SEL057FEC is a 16mm fisheye lens conversion for the FE 28mm F2 lens. It is designed to provide a wider angle of view, with dedicated optics and a visually matching design. The easy attach bayonet mechanism lock helps make fitting quick, and automatic detection supports EXIF data generation.
Who It Is Best For
This is for photographers who already use the FE 28mm F2 lens and want the fisheye conversion option listed for that lens. It suits anyone looking for a quick fitting accessory with a design that matches the lens it is made for.
What To Know Before You Buy
It is made for the FE 28mm F2 lens, so check compatibility before ordering. The conversion is described as dust and moisture resistant, which may be useful for everyday outdoor use.
Pros: Dedicated optics, quick attach bayonet lock, automatic EXIF detection, and a design that matches the lens.
Cons: It is a conversion accessory rather than a standalone lens, so you need the compatible FE 28mm F2 lens to use it.
Common Buyer Questions
What lens does this fit?
It is a converter for the FE 28mm F2 lens.
What effect does it give?
It provides a 16mm angle of view.
Is it easy to attach?
Yes, it uses an easy attach bayonet mechanism lock for a quick fit.
Does it support camera data?
It has automatic detection for EXIF data generation.
Can it be used outdoors?
It is described as dust and moisture resistant.
Key Details
| Product type | 16mm fisheye lens conversion |
| Brand | Sony |
| Model | SEL057FEC |
| Compatibility | FE 28mm F2 lens |
| Angle of view | 16mm |
| Fit | Easy attach bayonet mechanism lock |
| Camera data support | Automatic detection for EXIF data generation |
| Design | Dedicated optics and visually matching design |
| Resistance | Dust and moisture resistant design |
Final Buying View
The Sony SEL057FEC is a focused conversion accessory for the FE 28mm F2 lens, giving a 16mm fisheye angle of view with a quick attach fit and matching design. If you want that specific lens setup, it is a straightforward option to consider.





