Venus Laowa 4mm F2.8 Fisheye

Focal length: 4 mm
Aperture: f/2.8
Weight: 135 g
Filter diameter: –
Min. focus distance: 8 cm
Length: 25.5 mm

At a Glance

On Canon EF-M, this fisheye offers 4 mm on an APS-C sensor, equivalent to 6 mm on full frame. The design brings an extremely wide view with curved lines. At f/2.8 and 135 g it stays compact. It focuses down to 8 cm and has no autofocus. It fits creative subjects, action and travel.

Good for

Creative
Action
Travel

Worth knowing

Fisheye projection: straight lines away from the center are rendered curved.
No autofocus: focusing is manual only.

Derived from the manufacturer data, not from our own tests. How we check

Technical Specifications

Min. focal length: 4 mm
Max. focal length: 4 mm
Max. aperture (min. zoom): f/2.8
Max. aperture (max. zoom): f/2.8
Min. aperture: f/16
Elements: 7
Groups: 6
Weight: 135 g (0.3 lb)
Filter diameter: –
Min. focus distance: 8 cm (3.15 in)
Max. magnification: 1:9.1 (0.11×)
Length: 25.5 mm (1 in)
Diameter: 45.2 mm (1.78 in)

Manufacturer data: venuslens.net

Last checked: October 13, 2026 (against the manufacturer data) · How we check

Simulate depth of field and angle of view

Compare with other lenses

Which cameras does the Venus Laowa 4mm F2.8 Fisheye fit?

The Venus Laowa 4mm F2.8 Fisheye fits all Canon EF-M cameras. There its field of view equals 6 mm in full-frame terms (crop factor 1.6).

Canon EF-M cameras

APS-C:: Canon EOS M50 Mark II,Canon EOS M6 Mark II,Canon EOS M200,Canon EOS M50,Canon EOS M100,Canon EOS M6,Canon EOS M5,Canon EOS M10,Canon EOS M3,Canon EOS M2,Canon EOS M