

2.8mm M12 wide angle lens for 1/4″ sensors, featuring 1.3MP resolution, 120° FOV, F2.4 aperture, -48% distortion, and 0.2m M.O.D.
S02814008324F is Wide angle 1.3-Megapixel CCTV Lens with Built-In IR Filter, 1/4″ Φ5.2 M12 lens 120°(D) F2.4 Suitable for security Surveillance.
| IMAGE FORMAT | MaxΦ5.2, 1/4″ |
| FOCAL LENGTH | 2.8mm |
| F.O.V. (1/4″, ASX340AT) | 120°(D) |
| 90°(H) | |
| 66°(V) | |
| RESOLUTION | 1.3MP |
| DISTORTION | <-48% |
| APERTURE | F2.4 |
| MOUNT | M12x0.5 |
| IRIS | Fixed |
| M.O.D. | 0.2m |
| IR | With IRCF |
This 2.8mm M12 wide angle lens is designed for 1/4″ camera modules requiring an exceptionally wide field of view in a compact optical configuration. With 120° diagonal FOV, 1.3MP resolution, F2.4 aperture, and an M12 × 0.5 mount, it is suitable for embedded cameras and wide-area visual sensing applications.
The 2.8mm focal length provides broad scene coverage on a 1/4″ sensor, while the M12 × 0.5 interface allows integration into compact camera modules. Engineers can use the Sensor Guide when evaluating the sensor and image-format compatibility of this lens.
This 2.8mm M12 wide angle lens is designed for camera systems that need to capture a very broad scene from a short installation distance. Its 120° diagonal field of view allows a single compact camera to observe a large surrounding area, making it useful where camera size and viewing coverage are more important than geometric accuracy.
The lens is particularly suitable for embedded wide-area sensing modules installed inside equipment, compact devices, robotic platforms, and smart monitoring systems. Its 0.2m minimum object distance allows the camera to observe nearby objects while retaining a broad viewing perspective.
The specified distortion of less than -48% is a defining characteristic of the optical design. This distortion level rules out precision‑measurement use‑cases and applications demanding straight‑line geometry, while enabling an extra‑broad imaging perspective. Therefore, the lens fits scene awareness, spatial observation and wide‑area monitoring better than dimensional‑inspection tasks.
Its 1.3MP resolution serves applications that prioritize broad visual coverage over extremely fine image detail. Combined with the F2.4 fixed aperture and compact M12 mounting structure, the lens provides a practical optical configuration for embedded camera manufacturers.
For engineers comparing different focal lengths and fields of view, the FOV Calculator can help estimate scene coverage based on sensor format and installation distance.
For robotic perception and embedded visual sensing projects, see TOWIN’s Robotics Vision solutions for additional application information.
Designed for ultra-wide embedded imaging, robotic visual awareness, smart monitoring, and close-range scene observation applications.
Q: What sensor size is this 2.8mm M12 lens designed for?
A: The lens is designed for a 1/4″ image format, with the specified FOV measured using an ASX340AT sensor.
Q: What is the field of view of this M12 lens?
A: The lens provides a 120° diagonal, 90° horizontal, and 66° vertical field of view on the specified 1/4″ ASX340AT configuration.
Q: Is this lens a wide angle lens?
A: Yes. Based on its 120° diagonal FOV and specified distortion below -48%, this lens is classified as a wide angle lens for broad scene imaging applications.
Q: Is this lens suitable for low distortion applications?
A: No. The specified distortion is below -48%, so it is not designed for geometrically accurate imaging. It is better suited to applications where extremely broad scene coverage is the priority.
Q: What is the resolution of this M12 wide angle lens?
A: The lens is specified at 1.3MP resolution, making it suitable for standard embedded imaging and wide-area visual sensing applications.
Q: What is the minimum object distance?
A: The specified M.O.D. is 0.2m, allowing the lens to capture relatively close subjects while maintaining its wide viewing angle.
Q: Does the IRCF specification mean that this lens is IR corrected?
A: No. IRCF refers to an IR Cut Filter and should not be interpreted as IR correction. The lens is configured for visible-light imaging with an IR cut filter.
Q: Can this lens be used for machine vision applications?
A: It can be used in machine vision systems where broad scene awareness or spatial monitoring is more important than precision measurement. It is not recommended for applications requiring low geometric distortion or dimensional inspection.
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