

1mm M12 2MP fisheye lens for SC2336 with 200° FOV, F1.6 aperture and M12 × 0.5 mount for panoramic and embedded vision.
S4020016F is 1.0mm 2-Megapixel Fisheye lens with Built-In IR Filter, F1.6 aperture, M12 mount, 200° diagonal F.O.V. for security surveillance.
| IMAGE FORMAT | Φ4.1 |
| FOCAL LENGTH | 1.0mm |
| F.O.V.@SC2336 | 200°(D=5.84) |
| 200°(H=5.08) | |
| 145°(V=2.86) | |
| RESOLUTION | 2 MP |
| DISTORTION | <-125% |
| APERTURE | F1.6 |
| MOUNT | M12x0.5 |
| IRIS | Fixed |
| M.O.D. | 0.2m |
| T.T.L. | 13.8mm |
| STRUCTURE | 2G4P+IRCF |
This 1mm M12 fisheye lens is designed for ultra-wide imaging with a 200° diagonal and horizontal field of view and 145° vertical FOV on the SC2336 sensor. With a fast F1.6 aperture, 2MP resolution, and compact M12 × 0.5 mount, it is well suited for panoramic monitoring, embedded vision, robotics perception, and wide-area imaging systems.
The extremely wide field of view makes this lens suitable for applications where broad environmental coverage is more important than conventional rectilinear image geometry. Engineers can use the FOV Calculator to evaluate camera coverage and installation requirements for different imaging configurations.
This SC2336-compatible 1mm M12 fisheye lens is designed for systems that need to capture a very large surrounding scene through a compact camera module. Its 200° horizontal and diagonal FOV, combined with a 145° vertical FOV, provides extensive coverage for applications where conventional lenses would leave significant areas outside the camera’s view.
The F1.6 aperture is a key advantage for wide-angle embedded imaging systems operating under variable lighting. A faster aperture can provide increased light-gathering capability, making this configuration particularly relevant to indoor monitoring, mobile vision platforms, and embedded cameras that cannot accommodate a large optical assembly.
The lens is also suitable for environmental perception and panoramic imaging, where software can compensate for the strong fisheye geometry and transform the captured image into a usable panoramic or rectilinear view. The 0.2m M.O.D. further supports relatively close-range scene acquisition around compact camera installations.
For robotics, the extremely wide horizontal coverage can help a mobile platform detect objects and environmental features outside the narrow forward-facing area of a conventional camera. For smart monitoring equipment, the same optical characteristic can reduce blind areas around the camera and increase the amount of scene information captured by a single imaging module.
Because the specified distortion is below -125%, this lens should be selected for ultra-wide scene acquisition rather than precision dimensional measurement. Engineers evaluating fisheye and wide-angle optical characteristics can refer to the Lens Basics and Optical Design resources when determining whether this optical architecture fits a particular imaging system.
For robotics and visual perception projects, this lens can be evaluated with TOWIN’s Robotics Vision solutions, particularly where broad environmental visibility is required.
Designed for panoramic monitoring, embedded AI vision, robotics perception, and ultra-wide environmental imaging applications.
Q: Is this an M12 fisheye lens?
A: Yes. It uses an M12 × 0.5 mount and features a 1.0mm focal length with up to 200° horizontal and diagonal FOV, making it an ultra-wide fisheye lens.
Q: What sensor is this M12 lens designed for?
A: The supplied field-of-view specification is identified as F.O.V. @ SC2336, so the stated 200°/200°/145° FOV configuration is based on the SC2336 image sensor.
Q: What is the field of view of this fisheye lens?
A: On the specified SC2336 configuration, the lens provides a 200° diagonal FOV, 200° horizontal FOV, and 145° vertical FOV.
Q: Is this lens suitable for low-distortion machine vision?
A: No. This is an ultra-wide fisheye lens rather than a low-distortion inspection lens. Its specified distortion of below -125% reflects the strong geometric characteristics of a fisheye optical design.
Q: What is the aperture of this 1mm M12 lens?
A: The lens uses a fixed F1.6 aperture, providing relatively strong light-gathering capability for wide-angle imaging applications.
Q: What is the minimum object distance?
A: The specified M.O.D. is 0.2m, allowing the lens to capture relatively close-range scenes around the camera.
Q: Is this lens an IR corrected lens?
A: The supplied structure is 2G4P + IRCF. IRCF generally refers to an IR Cut Filter, so the available specification does not by itself establish that the lens is an IR Corrected Lens.
Q: What applications are suitable for this 200° fisheye lens?
A: Potential applications include panoramic monitoring, smart security, robotics perception, embedded AI vision, environmental awareness, and other systems requiring extremely broad scene coverage.
For sensor compatibility, optical performance, mechanical requirements, or OEM customization, customers can contact the TOWIN engineering team.
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