

1/1.7″ 12MP 3.2mm M12 ultra-wide-angle lens with 160° FOV, F2.0 aperture and IR correction for CCTV, smart security and embedded cameras.
CCL117032MP-12MP ultra wide angle lens 3.2mm 160° F2.0 manual focus IR correction
| IMAGE FORMAT | 1/1.7″ |
| FOCAL LENGTH | 3.2mm |
| F.O.V. | 160°(D) |
| 131°(H) | |
| 100° (V) | |
| RESOLUTION | 12 MP |
| APERTURE | F2.0 |
| DISTORTION | <-63% |
| MOUNT | M12X0.5 |
| IRIS | Fixed |
| FOCUS | Manual |
| ZOOM | Fixed |
| B.F.L. | 6.2mm |
| IR | Corrected |
This 1/1.7″ 12MP M12 lens features a 3.2mm fixed focal length and an ultra-wide 160° diagonal field of view for capturing extensive scenes with a compact optical assembly. With F2.0 aperture, M12 × 0.5 mounting, IR corrected optical performance, and support for high-resolution 12MP imaging, it is designed for wide-area surveillance, embedded vision, smart monitoring, and compact camera systems.
For help selecting the appropriate sensor and focal length combination, see our Lens Selection Guide.
This 3.2mm M12 lens is designed for imaging applications where maximum scene coverage is a key requirement. Its 160° diagonal FOV and 131° horizontal FOV allow a single camera to capture an exceptionally broad area, making it suitable for monitoring environments where conventional lenses may leave significant blind spots.
The 12MP resolution provides substantially more image detail than conventional 2MP or 3MP compact camera lenses, while the F2.0 aperture supports practical imaging performance under indoor and changing-light conditions.
The IR corrected optical design makes the lens particularly suitable for systems that operate during both daytime and nighttime, including cameras equipped with near-infrared illumination.
Designed for ultra-wide-angle monitoring application, this lens is well suited to compact camera systems that require broad coverage without using a large optical assembly.
Typical applications include:
For security-focused applications, explore TOWIN’s Smart Security Solutions.
For compact M12-based camera integration, see our M12 Lens Solutions.
This lens can be integrated into compatible imaging equipment such as:
The M12 × 0.5 interface and 6.2mm B.F.L. make the lens suitable for compact optical assemblies where installation space is limited.
The combination of a 3.2mm focal length and 1/1.7″ image format produces a very wide field of view: 160° diagonal, 131° horizontal, and 100° vertical.
This configuration is useful when the primary objective is to capture as much of the surrounding scene as possible from a fixed camera position. It can reduce blind spots and may allow fewer cameras to cover a given indoor monitoring area.
Because wide-angle optics can introduce significant geometric distortion, this lens is better suited to applications where broad scene coverage is more important than maintaining highly rectilinear image geometry.
For projects where FOV needs to be evaluated before selecting the lens, use TOWIN’s FOV Calculator.
The 12MP resolution makes this lens suitable for applications where a wide field of view must be combined with higher image detail. This is particularly useful when the captured scene may later be digitally cropped or analyzed.
The 6-element optical construction and IR corrected design provide a compact solution for high-resolution M12 camera systems. The F2.0 aperture offers a practical balance between optical size, light transmission, and system integration.
For more information about optical parameters and lens performance, visit TOWIN’s Optical Design.
Q: What type of lens is this 3.2mm M12 lens?
A: It is a fixed focal length, ultra-wide-angle M12 lens designed for 1/1.7″ camera sensors, with 12MP resolution and a 160° diagonal field of view.
Q: Is this lens suitable for 12MP cameras?
A: Yes. The lens is specified for 12MP imaging and is designed for high-resolution camera systems using a 1/1.7″ image format.
Q: Is this 3.2mm lens suitable for CCTV applications?
A: Yes. Its extremely wide field of view makes it suitable for CCTV and security applications requiring broad scene coverage, such as entrances, indoor areas, retail spaces, and large rooms.
Q: Is this lens suitable for night vision?
A: Yes. The lens is IR corrected, helping reduce focus variation between visible and near-infrared wavelengths and making it suitable for day-and-night camera systems.
Q: Is this lens a fisheye lens?
A: Its 160° diagonal FOV is within the range commonly associated with very wide-angle and fisheye-type imaging, but the exact product classification should follow the optical design and TOWIN’s internal product definition. Based on the supplied specifications alone, Wide Angle Lens is the safer primary category.
Q: Why does this lens have high distortion?
A: Extremely wide fields of view generally require stronger geometric projection characteristics, which can result in significant distortion. This lens prioritizes broad scene coverage and is therefore better suited to applications where wide viewing range is more important than low geometric distortion.
Q: Can TOWIN customize a high-resolution M12 wide-angle lens?
A: Yes. TOWIN can support customized optical and mechanical solutions according to sensor format, focal length, FOV, resolution, mounting requirements, dimensions, and application conditions. Please contact TOWIN for project-specific requirements.
Download Specs Sheet
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| IRIS | |
| RESOLUTION | |
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