

This 2/3″ 5MP C-Mount 15–30mm manual zoom lens features F1.4 aperture, <1% distortion, and IR correction for machine vision, factory automation, industrial inspection, and professional imaging systems.
C-mount lens with a 15-30mm focal length, 2/3″ image format, 5MP resolution, F1.4 aperture, <1% distortion, and IR correction, suitable for various applications.
| IMAGE FORMAT | 2/3″ |
| FOCAL LENGTH | 15-30mm |
| H F.O.V. | 34°~18° |
| RESOLUTION | 5MP |
| APERTURE | F1.4 |
| DISTORTION | <1% |
| MOUNT | C |
| B.F.L. | 11.05~9.15mm |
| IRIS | Manual |
| FOCUS | Manual |
| ZOOM | Manual |
| M.O.D. | 0.2m |
| IR | Corrected |
This 2/3″ 5MP C-Mount zoom lens combines a 15–30mm manual zoom range, F1.4 aperture, and less than 1% distortion for precise and flexible industrial imaging. With IR-corrected optical performance, it is well suited for FA lenses, machine vision lenses, industrial lenses, and professional CCTV systems requiring stable image quality across different focal lengths.
For systems that require careful focal-length and field-of-view matching, users can also refer to the Lens Selection Guide when selecting the appropriate industrial lens configuration.
This 2/3″ C-Mount 15–30mm zoom lens is designed for industrial imaging systems where both framing flexibility and geometric accuracy are important. Unlike fixed-focal machine vision lenses, its manual zoom mechanism allows integrators to adjust the focal length during system setup, making it useful for inspection stations with different working distances or fields of view.
With a horizontal FOV of 34° to 18% and a low distortion level below 1%, the lens is particularly suitable for factory automation, machine vision inspection, component recognition, dimensional inspection, and industrial monitoring where image geometry needs to remain stable across the selected focal length.
The F1.4 aperture also provides an advantage in applications where illumination is limited or where a faster optical system is required. Its IR-corrected design makes it suitable for imaging systems that combine visible-light and near-infrared illumination, expanding its usefulness beyond conventional daylight imaging.
Designed for industrial inspection and flexible machine vision applications.
For applications involving field-of-view planning, the FOV Calculator can help determine the required coverage before selecting a lens. For projects requiring customized optical specifications, mechanical configurations, or OEM/ODM support, customers can contact TOWIN for further optical engineering assistance.
Q: What sensor size is compatible with this lens?
A: This lens is designed for 2/3″ image sensors and supports imaging applications requiring up to 5MP resolution.
Q: What is the focal length range of this C-Mount lens?
A: The lens provides a 15–30mm manual zoom range, allowing users to adjust the framing and horizontal field of view according to different inspection requirements.
Q: Is this lens suitable for machine vision applications?
A: Yes. Its 5MP resolution, C-Mount interface, F1.4 aperture, and distortion below 1% make it suitable for a range of machine vision and factory automation applications.
Q: Why is low distortion important for industrial inspection?
A: Low distortion helps preserve the geometric relationship between objects in the scene, which is important for measurement, dimensional inspection, positioning, and machine vision recognition. This lens provides distortion below 1%.
Q: Does this lens support infrared imaging?
A: Yes. The lens is IR corrected, making it suitable for imaging systems that use visible and near-infrared illumination while helping maintain consistent optical performance.
Q: Is the zoom function motorized?
A: No. The provided specification identifies the zoom as manual, allowing the focal length to be adjusted manually during system installation or configuration.
Q: What is the minimum object distance of this lens?
A: The specified M.O.D. is 0.2m, making the lens suitable for relatively close industrial imaging and inspection setups.
Q: How can I select the correct focal length for my camera system?
A: The required focal length depends on sensor size, working distance, and desired field of view. TOWIN’s Focal Length Calculator can help estimate the appropriate focal length for a specific camera configuration.
Selecting the right C-Mount machine vision lens requires matching the sensor format, resolution, focal length, working distance, and field of view. This 15–30mm model provides a practical combination of manual zoom flexibility, 5MP resolution, F1.4 aperture, and less than 1% distortion for industrial imaging systems.
For more information about optical parameters and lens technologies, explore TOWIN’s Lens Basics and Optical Design resources. For customized industrial lens requirements, OEM/ODM projects, or application-specific optical development, contact our team.
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| E.F.L. | |
| H. F.O.V. | |
| IRIS | |
| FNo. | |
| RESOLUTION | |
| FEATURE | |
| MOUNT | |
| Max Dist. | |
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