

2.5mm 4MP M12 wide angle lens for 1/2.7″ sensors, offering up to 113° FOV, F2.6 aperture, 0.1m M.O.D., and compact M12x0.5 mounting.
S02512710326F is 1/2.7″ 2.5mm wide angle lens, 4-Megapixel M12/S-Mount, low distortion (<-5%), suitable for CCTV Surveillance applications.
| IMAGE FORMAT | 1/2.7″ |
| FOCAL LENGTH | 2.5mm |
| F.O.V.@OV2710 | 113°(D=6.61) |
| 103°(H=5.76) | |
| 68°(V=3.24) | |
| F.O.V.@AR0330 | 108°(D=6.09) |
| 95°(H=5.07) | |
| 70°(V=3.38) | |
| RESOLUTION | 4 MP |
| DISTORTION | <-5% |
| APERTURE | F2.6 |
| MOUNT | M12x0.5 |
| IRIS | Fixed |
| M.O.D. | 0.1m |
| T.T.L. | 23mm |
| STRUCTURE | 4G2P+IRCF |
This 2.5mm 4MP M12 lens is designed for compact wide-angle imaging systems using 1/2.7″ image sensors. It provides up to 113° diagonal FOV with the OV2710 and 108° diagonal FOV with the AR0330, delivering broad scene coverage from a compact fixed-focus optical design.
With a 4MP resolution, F2.6 fixed aperture, 0.1m M.O.D., and M12x0.5 mount, this M12 wide angle lens is suitable for embedded cameras, compact industrial vision equipment, robotic imaging modules, and other space-conscious vision applications.
This 2.5mm 4MP M12 lens is designed for compact vision systems that need to monitor a relatively large area without using a physically large optical assembly. Its 113° diagonal FOV on the OV2710 and 108° diagonal FOV on the AR0330 provide broad scene coverage, making it suitable for cameras installed in space-constrained environments.
The lens is particularly useful for embedded vision systems where the camera needs to combine a compact M12 interface with a 4MP imaging capability. Its 0.1m M.O.D. also allows the camera to be positioned relatively close to the target, making it practical for short-distance scene observation and compact inspection setups.
For robotic and mobile imaging systems, the wide horizontal FOV can help capture a larger portion of the surrounding environment without requiring a panoramic multi-camera arrangement. This can support visual perception tasks such as object presence detection, workspace monitoring, and local scene analysis.
The lens also provides FOV specifications for both the OV2710 and AR0330 sensors. This makes it useful for OEM camera developers who need to evaluate the same optical configuration across different 1/2.7″ sensor platforms.
Designed for compact wide-angle embedded vision, robotic perception, close-range inspection, and space-constrained imaging applications.
For additional M12 optical configurations, see the M12 Lenses product range. For application-specific M12 camera development, the M12 Lens solution provides additional information on compact lens integration.
When evaluating this lens with different image sensors, the Sensor Guide can help engineers understand sensor format and optical compatibility. For broader selection criteria, refer to the Lens Selection Guide.
Because field of view changes with sensor characteristics and focal length, engineers can use the FOV Calculator to estimate scene coverage. The Focal Length Calculator can also help determine the focal length required for a specific working distance and target area.
For applications where image geometry is important, Towin’s Distortion Guide provides additional information about lens distortion and its influence on imaging performance.
Q: What type of lens is this 2.5mm M12 lens?
A: It is a fixed focal, wide-angle M12 lens designed for 1/2.7″ sensors. It features a 2.5mm focal length, 4MP resolution, F2.6 aperture, and M12x0.5 mount.
Q: What is the field of view with the OV2710 sensor?
A: With the OV2710, the specified FOV is 113° diagonal, 103° horizontal, and 68° vertical.
Q: What is the field of view with the AR0330 sensor?
A: With the AR0330, the specified FOV is 108° diagonal, 95° horizontal, and 70° vertical.
Q: Why does the FOV differ between OV2710 and AR0330?
A: Although both sensors are specified as 1/2.7″ formats, their active imaging dimensions and aspect characteristics can differ. As a result, the same focal length can produce different horizontal, vertical, and diagonal FOV values.
Q: What resolution does this M12 lens support?
A: The specified optical resolution is 4MP. Actual system resolution also depends on the selected image sensor, camera module, image processing, and overall optical design.
Q: Is this lens suitable for machine vision applications?
A: It can be used in selected compact machine vision systems where a wide field of view, 4MP imaging, and a short 0.1m minimum object distance are required. Final suitability should be evaluated according to the inspection target, working distance, sensor, and required measurement accuracy.
Q: Is this a fisheye lens?
A: No. Although the lens provides a wide field of view, its specified optical configuration is intended as a conventional fixed-focus wide-angle lens rather than a fisheye design.
Q: What is the minimum object distance of this lens?
A: The specified M.O.D. is 0.1m, or 100mm. This makes the lens suitable for relatively close-range imaging where broad scene coverage is required.
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| RESOLUTION | |
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| IRIS | |
| T.T.L.(mm) | |
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