

5.5mm M12 13MP low distortion lens for IMX477 and AR1335, supporting 1/2.3″ and 1/3.2″ sensors with CRA <8° and F2.8 aperture.
S05513204528 is Low distortion M12-mount 13-megapixel lens, featuring an F2.8 aperture, with 1/2.3″ or 1/3.2″ sensors, for general CCTV applications.
| IMAGE FORMAT | 1/2.3″, 1/3.2″ |
| FOCAL LENGTH | 5.5mm |
| F.O.V.(IMX477) | 71° |
| 62° | |
| 47° | |
| F.O.V.(AR1335) | 57° |
| 45° | |
| 35° | |
| RESOLUTION | 13 MP |
| DISTORTION | <-3% |
| APERTURE | F2.8 |
| MOUNT | M12x0,5 |
| M.O.D. | 0.2m |
| T.T.L. | 24.79mm |
| C.R.A. | <8° |
| STRUCTURE | 7G |
This 5.5mm M12 lens is a 13MP high-resolution low distortion lens designed for compact machine vision, industrial imaging, and embedded camera systems. Supporting 1/2.3″ and 1/3.2″ image formats, it provides different fields of view for IMX477 and AR1335 sensors, making it a flexible optical solution for high-resolution vision applications.
The 5.5mm focal length is designed for high-resolution camera systems using 1/2.3″ or 1/3.2″ sensors. One of its key advantages is the ability to provide different fields of view according to the selected sensor.
With the IMX477, the lens provides a 71° diagonal, 62° horizontal, and 47° vertical field of view. When paired with the AR1335, the FOV becomes 57° diagonal, 45° horizontal, and 35° vertical. This makes the same 5.5mm optical design adaptable to different camera platforms while maintaining a defined imaging geometry.
The 13MP resolution makes this lens particularly suitable for applications where image detail is more important than simply maximizing scene coverage. It can be used for object recognition, detailed inspection, embedded AI vision, robotic imaging, and other high-resolution applications.
The CRA below 8° is another useful characteristic for compact sensor integration, particularly when the lens is paired with modern high-resolution image sensors. The 24.79mm TTL provides a compact optical format while allowing a longer optical assembly than ultra-short M12 modules.
Typical applications include:
For systems using different sensor formats, TOWIN’s Sensor Guide can help engineers understand how sensor size affects image coverage. The Lens Selection Guide can also be used when comparing focal length, sensor format, FOV, and resolution requirements.
This lens can be considered for:
Because the FOV changes with sensor format, the selected sensor should be confirmed before system design. Engineers can also use TOWIN’s FOV Calculator to evaluate the relationship between sensor dimensions, focal length, and working distance.
Designed for high-resolution machine vision and embedded imaging applications requiring 13MP detail with flexible compatibility across different sensor formats.
Q1: What resolution does this 5.5mm M12 lens support?
A: The lens is specified for 13MP resolution, making it suitable for high-resolution machine vision, industrial imaging, and embedded camera applications.
Q2: Which image sensors can be used with this lens?
A: The supplied specifications list IMX477 and AR1335 configurations. The lens supports 1/2.3″ and 1/3.2″ image formats.
Q3: What is the FOV with the IMX477 sensor?
A: With the IMX477, the specified FOV is 71° diagonal, 62° horizontal, and 47° vertical.
Q4: What is the FOV with the AR1335 sensor?
A: With the AR1335, the specified FOV is 57° diagonal, 45° horizontal, and 35° vertical.
Q5: Is this a low distortion lens?
A: The specified distortion is below 3%. While this provides controlled optical distortion, the lens is better positioned as a high-resolution M12 lens rather than as a dedicated low distortion model.
Q6: Is this lens a fisheye lens?
A: No. The specified FOV and distortion do not support fisheye classification. It is better categorized as a fixed focal high-resolution M12 lens.
Q7: What does CRA <8° mean?
A: CRA, or chief ray angle, describes the angle of the chief ray reaching the image sensor. A CRA below 8° is useful when matching the lens to compact image sensors and their pixel architecture.
Q8: What is the minimum object distance?
A: The specified MOD is 0.2m, or 200mm.
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