

5.5mm M12 13MP low distortion lens supporting 1/1.8″ and 1/2.3″ sensors, with IMX477/AR1335 compatibility, F4.0 aperture, and M12x0.5 mount.
S05513204540R is low-distortion M12-mount 13-Megapixel lens with adjustable FOV for 1/1.8″ and 1/2.3″ sensors, featuring an F4.0 aperture and 7-element structure.
| IMAGE FORMAT | 1/1.8″, 1/2.3″ |
| FOCAL LENGTH | 5.5mm |
| F.O.V.(IMX477) | 71° |
| 62° | |
| 47° | |
| F.O.V.(AR1335) | 57° |
| 45° | |
| 35° | |
| RESOLUTION | 13 MP |
| DISTORTION | <-3.2% |
| APERTURE | F4.0 |
| MOUNT | M12x0,5 |
| M.O.D. | 0.2m |
| T.T.L. | 24.69mm |
| C.R.A. | <12° |
| STRUCTURE | 7G |
This 5.5mm M12 low distortion lens is a 13MP fixed focal lens designed for high-resolution machine vision, industrial imaging, and embedded camera systems. Supporting 1/1.8″ and 1/2.3″ image formats with compatibility across IMX477 and AR1335 sensor configurations, it provides a practical combination of high-resolution imaging and controlled optical distortion.
This 5.5mm M12 lens is designed for high-resolution imaging systems where 13MP image detail and controlled distortion are important. Its support for both 1/1.8″ and 1/2.3″ image formats gives camera designers flexibility when selecting the image sensor for a particular system.
When paired with an IMX477 sensor, the lens provides a 71° diagonal, 62° horizontal, and 47° vertical field of view. With an AR1335 sensor, the corresponding FOV is 57° diagonal, 45° horizontal, and 35° vertical. This difference allows the same focal length to provide different scene coverage depending on the selected sensor format.
The low distortion design is useful in applications where image geometry needs to remain controlled for object positioning, inspection, measurement-related imaging, or visual recognition. The 13MP resolution further supports applications where fine image details need to be retained.
The F4.0 aperture provides a relatively controlled optical configuration for systems where consistent imaging performance and depth-of-field considerations are important. With a 0.2m minimum object distance, the lens can also be integrated into close-range inspection setups.
Typical application scenarios include:
Engineers selecting this lens should consider sensor dimensions, working distance, required FOV, and image quality together. TOWIN’s Sensor Guide explains the relationship between sensor format and optical coverage, while the Lens Selection Guide provides additional guidance for selecting an appropriate industrial lens.
This lens can be considered for:
Because the FOV changes with sensor format, the actual camera sensor should be confirmed before final optical integration. TOWIN’s FOV Calculator can also help engineers evaluate focal length, sensor size, and field-of-view relationships.
Designed for high-resolution machine vision and industrial inspection applications requiring 13MP imaging and controlled optical distortion.
Q1: What type of lens is this 5.5mm M12 lens?
A: It is a fixed focal low distortion M12 lens with 13MP resolution, designed for high-resolution industrial imaging, machine vision, and embedded camera applications.
Q2: Which sensor formats does this lens support?
A: The supplied specification lists 1/1.8″ and 1/2.3″ image formats, with specific FOV configurations provided for IMX477 and AR1335 sensors.
Q3: What is the FOV with the IMX477 sensor?
A: With IMX477, the specified FOV is 71° diagonal, 62° horizontal, and 47° vertical.
Q4: What is the FOV with the AR1335 sensor?
A: With AR1335, the specified FOV is 57° diagonal, 45° horizontal, and 35° vertical.
Q5: Is this a low distortion lens?
A: Yes. This product is specified as a low distortion lens, with distortion listed below 3.2%. The actual distortion performance should be evaluated against the requirements of the specific imaging application.
Q6: Is this lens suitable for machine vision?
A: Yes. Its 13MP resolution, fixed focal length, M12 mount, and controlled distortion make it suitable for selected machine vision and industrial inspection systems.
Q7: What is the minimum object distance?
A: The specified MOD is 0.2m, or 200mm.
Q8: What does CRA <12° mean?
A: CRA, or chief ray angle, describes the angle of the chief ray reaching the image sensor. A specified CRA below 12° provides an important optical parameter for matching the lens with the selected image sensor.
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