

5.6mm M8 low distortion lens for 1/2.7″ sensors, featuring 5MP resolution, 56° HFOV, < -2.5% distortion, F3.0 aperture and 10mm TTL.
M805612505530 is Low-distortion 5-Megapixel CCTV lens with 1/2.7″ format, 5.6mm focal length, 64° diagonal FOV, M8x0.35 mount for security surveillance.
| IMAGE FORMAT | 1/2.7″ |
| FOCAL LENGTH | 5.6mm |
| F.O.V. | 64°(D=6.69) |
| 56°(H=5.82) | |
| 33°(V=3.30) | |
| RESOLUTION | 5 MP |
| TV DISTORTION | <-2.5% |
| APERTURE | F3.0 |
| MOUNT | M8x0.35 |
| IRIS | Fixed |
| M.O.D. | 0.1m |
| T.T.L. | 10mm |
| STRUCTURE | 5G |
This 5.6mm M8 low distortion lens is a compact fixed focal lens designed for 1/2.7″ sensors and 5MP imaging applications. With a 64° diagonal FOV, < -2.5% TV distortion, and a compact 10mm TTL, it provides a practical combination of controlled image geometry, moderate wide-angle coverage, and space-efficient optical integration.
This 5.6mm M8 low distortion lens is designed for compact imaging systems where image geometry needs to remain controlled while maintaining a moderately wide field of view. Its < -2.5% TV distortion makes it particularly suitable for applications where straight edges, object proportions, and positional information need to remain relatively consistent across the image.
With support for 1/2.7″ sensors and 5MP resolution, the lens can be integrated into compact industrial cameras, embedded inspection modules, smart devices, and robotic vision equipment. The 56° horizontal FOV provides practical coverage for short- to medium-range observation without introducing the highly curved perspective associated with fisheye optics.
The compact 10mm total track length and M8 × 0.35 mounting interface are especially useful when the optical assembly must fit inside a small camera housing. The 0.1m minimum object distance also allows the lens to be positioned relatively close to the inspected or observed object.
For compact inspection equipment, the controlled distortion can help reduce geometric errors when images are used for object measurement, alignment, positioning, dimensional inspection, and visual recognition. This makes the lens a practical option for embedded machine vision systems where optical size and image geometry are both important design considerations.
Designed for compact machine vision, embedded inspection, and low-distortion close-range imaging applications.
For a broader selection of compact optical solutions, see Towin’s Other Mount Lenses and M12 Lenses. For application-specific industrial imaging systems, the Machine Vision solution provides additional information about lens integration in inspection and vision equipment.
When matching this lens to a camera, sensor dimensions should be checked carefully against the lens image format. Towin’s Sensor Guide explains key sensor and lens compatibility factors, while the Lens Selection Guide can help compare focal length, field of view, resolution, and distortion requirements.
Because low distortion is particularly important in measurement and inspection applications, engineers can also refer to the Distortion Guide when evaluating how lens distortion may affect image-based measurements.
For projects requiring a specific working distance and field of view, the FOV Calculator can be used to estimate scene coverage based on the selected sensor and optical configuration.
Q: What type of lens is this 5.6mm M8 lens?
A: It is a fixed focal, low distortion miniature lens designed for 1/2.7″ sensors and up to 5MP imaging applications.
Q: Is this lens a fisheye lens?
A: No. Its 64° diagonal FOV and < -2.5% TV distortion are more consistent with a conventional low distortion wide-angle imaging design rather than a fisheye lens.
Q: What is the field of view of the 5.6mm lens?
A: On a 1/2.7″ sensor, it provides approximately 64° diagonal, 56° horizontal, and 33° vertical FOV.
Q: What does the low distortion specification mean for machine vision?
A: The < -2.5% TV distortion helps reduce geometric deformation in captured images, which can be beneficial for object positioning, alignment, inspection, and image-based measurement.
Q: What sensor size is this M8 lens designed for?
A: The lens is designed for a 1/2.7″ image format and supports up to 5MP resolution.
Q: What is the advantage of the M8 × 0.35 mount?
A: The M8 × 0.35 interface provides a compact mechanical mounting solution for miniature camera modules and embedded vision equipment where installation space is limited.
Q: What is the minimum object distance of this lens?
A: The specified M.O.D. is 0.1m, allowing the lens to be used for relatively close-range imaging and inspection.
Q: Can this lens be used for machine vision applications?
A: Yes. Its 5MP resolution, controlled distortion, 1/2.7″ image format, and compact M8 mechanical interface make it suitable for various compact machine vision and embedded inspection systems. Application suitability should be confirmed according to the camera sensor, working distance, and required FOV.
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