

TOWIN 50mm C-Mount Industrial lens supports 1.1″ sensors, 20MP resolution and ultra-low <0.04% distortion for precision machine vision and measurement.
C5011028M20 is a TOWIN 50mm C-Mount Industrial FA lens supports 1.1″ sensors, 20MP resolution and ultra-low <0.04% distortion for precision machine vision and measurement.
| IMAGE FORMAT | 1.1″ |
| FOCAL LENGTH | 50mm |
| F.O.V. | 20°(D) |
| 16°(H) | |
| 12°(V) | |
| RESOLUTION | 20 MP |
| APERTURE | F2.8~22 |
| TV DISTORTION | <0.04% |
| MOUNT | C-Mount |
| B.F.L. | 21.1mm |
| IRIS | Manual |
| FOCUS | Manual |
| ZOOM | Manual |
| M.O.D. | 0.3m |
The 50mm C-Mount Industrial FA lens is designed for high-resolution machine vision, precision measurement and industrial inspection systems requiring long focal length, excellent image detail and extremely low distortion. Supporting 1.1″ image formats and up to 20MP resolution, this lens provides a 20° diagonal field of view, with 16° horizontal and 12° vertical coverage for focused imaging of distant or detailed targets.
With TV distortion controlled below 0.04%, the lens delivers exceptional geometric accuracy, making it particularly suitable for precision measurement, dimensional inspection and machine vision applications where image deformation must be minimized. The adjustable F2.8-22 aperture provides flexible control of light transmission and depth of field.
Featuring a standard C-Mount interface, 21.1mm B.F.L. and 0.3m minimum object distance, this lens provides a high-performance optical solution for industrial cameras and precision imaging systems.
20MP High-Resolution Imaging
Supporting up to 20MP resolution, the 50mm C-Mount FA lens provides detailed image capture for demanding machine vision, measurement and industrial inspection applications.
Ultra-Low <0.04% Distortion
With TV distortion below 0.04%, the lens provides exceptional geometric accuracy and minimizes image deformation, making it highly suitable for precision measurement and inspection.
50mm Long Focal Length
The 50mm focal length provides a relatively narrow 20° diagonal field of view, allowing the lens to focus on specific targets while maintaining high image detail.
1.1″ Large Sensor Compatibility
Designed for 1.1″ image formats, the lens provides suitable image coverage for high-resolution industrial cameras equipped with large-format sensors.
Flexible F2.8-22 Aperture
The adjustable F2.8-22 aperture enables users to control exposure and depth of field according to different lighting and imaging requirements.
Manual Optical Adjustment
Manual iris, focus and zoom controls provide flexibility for precise optical adjustment during camera setup and industrial deployment.
0.3m Minimum Object Distance
The 0.3m minimum object distance allows the lens to support relatively close inspection while maintaining its long-focal-length imaging characteristics.
Precision Machine Vision
This 50mm C-Mount FA lens is suitable for high-resolution machine vision systems requiring detailed imaging and extremely low optical distortion.
Dimensional Measurement
The <0.04% distortion performance makes the lens particularly suitable for vision measurement systems where geometric accuracy and dimensional consistency are critical.
Precision Industrial Inspection
The 20MP resolution and narrow field of view allow the lens to capture detailed images of components, parts and manufacturing features.
Automated Quality Control
The lens can be integrated into automated inspection systems for detailed defect detection, dimensional verification and product quality analysis.
AI and Computer Vision
The high-resolution optical performance provides detailed visual data for advanced computer vision, object analysis and AI-based inspection systems.
TOWIN provides professional optical solutions for C-Mount lenses, low-distortion lenses and high-resolution machine vision systems. With advanced optical design expertise, precision manufacturing capability and experience in large-format, high-resolution optics, TOWIN supports customers from optical development through mass production.
| TOWIN Capability | Customer Benefits |
|---|---|
| High-resolution optical design expertise | Optimized solutions for demanding 20MP imaging applications |
| Ultra-low distortion lens development | Excellent geometric accuracy for precision measurement |
| Large-format sensor lens development | Reliable optical coverage for 1.1″ industrial cameras |
| C-Mount lens development experience | Flexible integration with professional machine vision cameras |
| OEM and ODM customization support | Flexible optical and mechanical customization |
| Precision manufacturing and quality control | Stable performance and consistent product quality |
Q: What applications is the 50mm C-Mount lens suitable for?
A: The 50mm C-Mount lens is suitable for precision machine vision, dimensional measurement, industrial inspection, automated quality control and AI vision applications requiring high resolution and extremely low distortion.
Q: What is the advantage of a 50mm focal length for machine vision?
A: A 50mm focal length provides a relatively narrow field of view, allowing the camera to focus on specific targets and capture detailed images for precision inspection and measurement.
Q: What sensor size is compatible with this lens?
A: This lens supports 1.1″ image formats and uses a standard C-Mount interface for compatible high-resolution industrial cameras.
Q: What resolution does this C-Mount lens support?
A: The lens supports up to 20MP resolution, providing detailed image capture for demanding industrial imaging and machine vision applications.
Q: Why is <0.04% distortion important for precision measurement?
A: Extremely low distortion helps preserve accurate image geometry and minimizes optical deformation, which is essential when image data is used for dimensional measurement and precision inspection.
Q: What is the field of view of the 50mm lens?
A: The lens provides a 20° diagonal field of view, with 16° horizontal and 12° vertical coverage.
Q: What is the minimum object distance of this lens?
A: The minimum object distance is 0.3m, allowing the lens to support relatively close-range inspection despite its 50mm focal length.
Q: Can TOWIN customize high-precision C-Mount lenses?
A: Yes. TOWIN provides OEM and ODM customization services, including optical optimization, mechanical adjustments and customized high-resolution, low-distortion lens solutions.
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