

The 3.6mm 5MP M12 wide angle lens provides 140° diagonal FOV, 100° horizontal FOV, F2.8 aperture, and 1/2.5″ format for compact security and monitoring cameras.
CCL125036MPFS 3.6mm 5MP M12 wide angle lens with 140° FOV, 1/2.5″ format
| IMAGE FORMAT | 1/2.5″ |
| FOCAL LENGTH | 3.6mm |
| F.O.V. | 140°(D) |
| 100°(H) | |
| 65°(V) | |
| RESOLUTION | 5 MegaPixel |
| TV DISTORTION | <-18% |
| APERTURE | F2.8 |
| MOUNT | M12X0.5 |
| IRIS | Fixed |
| FOCUS | Manual |
| ZOOM | Fixed |
| T.T.L. | 14.29mm |
| LENS COMPOMEMT | 5G+IR filter |
This 3.6mm 5MP M12 wide angle lens is designed for compact camera systems that require broad scene coverage with a larger 1/2.5″ image format. With a 140° diagonal FOV, 100° horizontal FOV, F2.8 aperture, and M12X0.5 mount, it provides a practical combination of wide-angle coverage and 5MP imaging performance for surveillance, monitoring, smart camera, and embedded imaging applications.
Its fixed 3.6mm focal length and 14.29mm total optical length support compact camera integration, while the 5G optical construction with an IR filter is suitable for visible-light camera configurations requiring integrated optical filtering.
The 3.6mm 5MP M12 wide angle lens is designed for camera applications where a broad viewing area is required without using a variable-focal-length optical system. Its 140° diagonal FOV and 100° horizontal FOV make it suitable for indoor surveillance, room monitoring, entrance monitoring, smart home cameras, compact security cameras, and wide-area observation systems.
The larger 1/2.5″ image format gives this lens a useful configuration for camera modules that require compatibility with relatively large image sensors while maintaining the compact M12X0.5 mounting interface. The 5MP resolution makes it appropriate for applications where image detail is important but an ultra-high-resolution machine vision configuration is not required.
The fixed F2.8 aperture and fixed iris provide a straightforward optical configuration for stable installation environments. The integrated IR filter is also appropriate for visible-light imaging systems that use an IR-cut filtering configuration.
Compatible devices: 1/2.5″ compatible camera modules, compact CCTV cameras, indoor surveillance cameras, smart home cameras, monitoring modules, embedded camera systems, and wide-angle security imaging devices.
For sensor and optical compatibility, the Sensor Guide can help determine whether the selected sensor format is appropriate for the lens. You can also use the FOV Calculator to evaluate how focal length and sensor size affect the final field of view.
Q: What type of lens is the 3.6mm 5MP lens?
A: It is a fixed focal length M12 wide angle lens with a 3.6mm focal length, 140° diagonal FOV, and 100° horizontal FOV.
Q: What sensor format is this M12 lens designed for?
A: The specified image format is 1/2.5″. The actual sensor should be checked against the lens image circle and camera module requirements before final integration.
Q: Is this a low-distortion M12 lens?
A: No. The specified TV distortion is less than 18%, so the lens is better positioned as a wide-angle lens rather than a dedicated low-distortion lens.
Q: Is the 3.6mm lens a fisheye lens?
A: Not necessarily. Although the lens provides a 140° diagonal field of view, the supplied specification identifies it as a wide-angle configuration rather than a fisheye lens.
Q: What applications are suitable for this 3.6mm M12 lens?
A: It is suitable for indoor security, room monitoring, entrance monitoring, smart home cameras, compact CCTV systems, and other applications requiring broad scene coverage.
Q: What does the IR filter specification mean?
A: The IR filter is an optical filtering component used to manage infrared wavelengths in visible-light camera systems. It should not be confused with an IR-corrected optical design.
Q: Does this lens support a fixed aperture and fixed focal length?
A: Yes. The lens uses a fixed F2.8 aperture, fixed iris, and fixed 3.6mm focal length, providing a simple optical configuration for compact camera integration.
For additional M12 lens options, visit the M12 Lenses product category. For application-specific M12 optical solutions, see the M12 Lens solution.
If you are comparing wide-angle lenses with different focal lengths and sensor formats, the Lens Selection Guide provides additional guidance on selecting an appropriate optical configuration.
For customized lens requirements, contact TOWIN to discuss your camera specifications and optical requirements.
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