

The 6mm 5MP M12 industrial machine vision lens supports 1/2.5″ and 1/2.8″ sensors, delivering up to 74° diagonal FOV, F2.0 aperture, and <19% TV distortion. With a compact M12×0.5 interface and 26.08mm T.T.L., it is designed for high-resolution industrial inspection, robotics, embedded vision, and intelligent monitoring systems.
S06012505820F is 6.0mm High-Quality M12 Industrial Lens, F2.0 aperture High Magnification S-Mount Lenses, high resolution 5 Megapixel CCTV lens.
| IMAGE FORMAT | Max Φ8.2mm |
| FOCAL LENGTH | 6.0mm |
| F.O.V. (1/2.5″) | 74°(D) |
| 58°(H) | |
| 42°(V) | |
| F.O.V. (1/2.8″) | 66°(D) |
| 56°(H) | |
| 31°(V) | |
| RESOLUTION | 5 MegaPixel |
| TV DISTORTION | <-19% |
| APERTURE | F2.0 |
| MOUNT | M12X0.5 |
| T.T.L. | 26.08mm |
| STRUCTURE | 6G+IRCF |
This 6mm 5MP M12 industrial machine vision lens is designed for compact camera systems that require higher-resolution imaging with a controlled medium-wide field of view. Supporting both 1/2.5″ and 1/2.8″ image formats, the lens provides flexible integration across different 5MP camera platforms while maintaining a compact M12×0.5 interface.
With a 6.0mm focal length, the lens delivers a 74° diagonal, 58° horizontal, and 42° vertical FOV on a 1/2.5″ sensor, and a 66° diagonal, 56° horizontal, and 31° vertical FOV on a 1/2.8″ sensor. This optical configuration provides broader coverage than conventional narrow-angle lenses while avoiding the extreme perspective associated with ultra-wide-angle optics.
The F2.0 aperture, 5MP resolution, <19% TV distortion, and 26.08mm T.T.L. make this lens suitable for industrial monitoring, compact machine vision, intelligent inspection, robotics, and high-resolution embedded imaging systems.
For additional compact optical options, explore TOWIN’s M12 Lenses.
This 6mm M12 lens is positioned for applications that require high-resolution imaging with moderate wide-angle coverage, rather than the extremely broad FOV of short-focal-length surveillance optics.
Typical applications include:
Designed for high-resolution industrial inspection and embedded machine vision applications, the 6mm focal length provides a useful balance between scene coverage and target detail.
Compared with shorter 3mm–4mm M12 lenses, this lens provides a more moderate field of view. This can be advantageous when the camera needs to concentrate more of its imaging area on a defined inspection zone rather than capture an entire surrounding environment.
This lens can be integrated into compatible:
Its support for both 1/2.5″ and 1/2.8″ sensors gives camera manufacturers greater flexibility when selecting image sensors for different product platforms.
For application-specific development, this lens can be evaluated with TOWIN’s Machine Vision and Robotics Vision solutions.
A key advantage of this lens is its support for two commonly used compact sensor formats.
With a 1/2.5″ sensor, the lens provides:
With a 1/2.8″ sensor, the specified FOV becomes:
The difference in field of view results from the different active imaging areas of the two sensor formats. Therefore, system designers should use the FOV corresponding to the actual sensor selected for the camera.
The maximum image format is specified as Φ8.2mm, which should also be considered during optical and mechanical system integration.
For additional information about sensor compatibility, refer to TOWIN’s Sensor Guide.
The 6mm focal length gives this M12 lens a more focused imaging perspective than the shorter focal lengths commonly used for ultra-wide-angle embedded cameras.
This makes it particularly suitable when the target occupies a defined area within the camera’s working scene. Potential applications include:
For these applications, an excessively wide lens may devote too much of the sensor’s pixels to background areas. A 6mm lens can instead provide a more concentrated view of the target while still retaining useful surrounding context.
Engineers can use the FOV Calculator to estimate the expected image coverage based on sensor size, focal length, and working distance.
The 5MP resolution makes this lens suitable for imaging systems that need more detail than standard 2MP monitoring cameras.
The combination of 5MP resolution and a 6mm focal length is particularly relevant to applications where the camera must distinguish relatively small features within a defined inspection area.
For example, an industrial camera can use the lens to monitor a specific section of machinery, identify component presence, inspect product positioning, or provide image data to an AI-based recognition system.
The <19% TV distortion provides a relatively controlled optical profile for this field of view. However, the lens should not be treated as a precision metrology lens where near-zero distortion is mandatory.
For engineers evaluating distortion requirements, TOWIN’s Distortion Guide provides additional technical reference.
Q: What sensor sizes are compatible with this 6mm M12 lens?
A: The lens is specified for both 1/2.5″ and 1/2.8″ image formats, giving camera designers flexibility when selecting compatible CMOS sensors.
Q: What is the FOV on a 1/2.5″ sensor?
A: The lens provides 74° diagonal, 58° horizontal, and 42° vertical FOV when used with a 1/2.5″ sensor.
Q: What is the FOV on a 1/2.8″ sensor?
A: On a 1/2.8″ sensor, the lens provides 66° diagonal, 56° horizontal, and 31° vertical FOV.
Q: Is this a 5MP M12 machine vision lens?
A: Yes. The lens is specified for 5MP imaging and is suitable for selected compact machine vision, industrial inspection, robotics, and embedded imaging applications.
Q: Why choose a 6mm focal length instead of a shorter M12 lens?
A: A 6mm focal length provides a more focused field of view than very short focal lengths. This can be advantageous when the camera needs to concentrate image detail on a defined inspection or monitoring area while retaining some surrounding scene information.
Q: Is this lens a low-distortion lens?
A: The specified TV distortion is less than -19%. This provides a relatively controlled optical profile, but the lens should not be considered a dedicated precision low-distortion lens for metrology or measurement applications.
Q: What does the 6G + IRCF construction mean?
A: The optical construction consists of six glass elements/groups as specified by the product configuration, together with an IRCF configuration. The exact filter and spectral characteristics should be confirmed for the final camera system.
Q: Can TOWIN customize this 6mm M12 lens?
A: TOWIN supports OEM/ODM optical development and can evaluate customized requirements involving sensor format, focal length, FOV, distortion, mechanical dimensions, working distance, and other optical specifications.
Selecting a high-resolution M12 lens requires balancing sensor size, focal length, field of view, working distance, resolution, and distortion.
TOWIN’s Lens Selection Guide provides additional guidance for engineers comparing lens configurations for different imaging applications.
The fundamental optical concepts, see Lens Basics.
For more information about optical construction and lens performance, visit Optical Design.
For customized requirements, OEM/ODM projects, or technical product selection assistance, contact TOWIN.
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