

1.7mm M4 low distortion lens for 1/10″ VGA cameras, featuring 79° diagonal FOV, <1.0% distortion, F2.5 fixed aperture, and compact optical design.
M401711006025 is low distortion 1/10″ lens with 79° diagonal F.O.V., F2.5 fixed aperture, M4x0.35 mount, and 3P structure for general surveillance applications.
| IMAGE FORMAT | 1/10″ |
| FOCAL LENGTH | 1.7mm |
| F.O.V. | 79°(D=1.76) |
| 60°(H=1.40) | |
| 49°(V=1.00) | |
| RESOLUTION | VGA |
| DISTORTION | <1.0% |
| APERTURE | F2.5 |
| MOUNT | M4x0.35 |
| IRIS | Fixed |
| M.O.D. | 0.2m |
| M.B.F.L. | 0.6mm |
| STRUCTURE | 3P |
This 1.7mm low distortion fixed focal length lens is designed for compact industrial imaging systems requiring a wide field of view with less than 1.0% distortion. With a 1/10″ image format, VGA resolution, F2.5 fixed aperture, and compact M4x0.35 mount, it is suitable for embedded vision, machine vision, robotics, and space-constrained imaging applications.
The combination of a 1.7mm focal length, 79° diagonal field of view, and less than 1.0% distortion makes this lens suitable for compact imaging systems that need broad scene coverage without the strong geometric deformation associated with fisheye optics. The 1/10″ format and M4x0.35 mount make it particularly suitable for small camera modules and embedded optical systems.
For compact machine vision applications, the low-distortion optical design can help preserve the shape and relative position of objects across the image. It can be used for short-range inspection, object presence detection, component recognition, and compact automated imaging equipment. Explore more industrial imaging options through TOWIN’s Machine Vision solutions.
The 60° horizontal and 49° vertical FOV provide useful coverage for applications where a wider viewing area is required while maintaining controlled image geometry. For more information about selecting focal length according to required coverage, refer to the Lens Selection Guide and use the FOV Calculator to estimate the required lens configuration.
Designed for compact machine vision, embedded vision, robotics vision, inspection, and short-range imaging applications.
For small-format imaging systems, selecting a lens with sufficient FOV while controlling distortion is important for maintaining useful image geometry. With <1.0% distortion, this lens offers a practical alternative to highly distorted wide-angle optics when the application requires broader coverage but still needs relatively accurate object shapes.
The 1.7mm focal length delivers 79° diagonal FOV, while the F2.5 aperture and fixed iris simplify integration into compact camera assemblies. Its M4x0.35 mounting interface and 0.6mm M.B.F.L. further support miniature optical designs where available installation space is limited.
For applications requiring different distortion characteristics, TOWIN provides additional Low Distortion Lens options. You can also review the Distortion Guide to understand how lens distortion affects machine vision imaging.
Q: What is the focal length of this lens?
A: The lens has a fixed focal length of 1.7mm, providing a 79° diagonal, 60° horizontal, and 49° vertical field of view on a 1/10″ image format.
Q: How much distortion does the lens have?
A: The specified distortion is less than 1.0%, making it suitable for compact imaging applications where controlled geometric distortion is important.
Q: Is this a fisheye lens?
A: No. Although the lens provides a relatively wide 79° diagonal FOV, its distortion is specified at less than 1.0%, so it should not be classified as a fisheye lens.
Q: What camera sensor size is this lens designed for?
A: The lens is specified for a 1/10″ image format and VGA-resolution imaging applications.
Q: What type of mount does this lens use?
A: It uses an M4x0.35 mount, making it suitable for compact camera modules and miniature optical assemblies.
Q: What is the minimum object distance?
A: The specified M.O.D. is 0.2m, making the lens suitable for relatively close-range imaging while maintaining the required field of view.
Q: What is the aperture of this lens?
A: The lens uses a fixed F2.5 aperture, providing a stable optical configuration for compact embedded and industrial imaging systems.
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