

4mm M12 wide angle lens is designed for 1/2.7″ sensors and 2MP cameras, delivering up to 96° FOV for compact surveillance, machine vision, smart security and wide-area imaging applications. With a fixed F2.5 aperture, 0.1m M.O.D. and compact M12x0.5 mount, it provides a practical optical solution for space-constrained camera systems.
S04012708325F is a HD 4mm M12 wide angle lens. It is designed for 1/2.7″ 2 megapixel sensors, such as OV2710, OV2735, AR0230. It is a fixed focal and fixed iris board lens.
| IMAGE FORMAT | 1/2.7″ |
| FOCAL LENGTH | 4mm |
| F.O.V. | 96° |
| 83° | |
| 45° | |
| RESOLUTION | 2 MP |
| DISTORTION | <30% |
| APERTURE | F2.5 |
| MOUNT | M12x0.5 |
| IRIS | Fixed |
| M.O.D. | 0.1m |
| T.T.L. | 22.3mm |
| STRUCTURE | 4G+IRCF |
Ultra-Wide 96° Field of View
With a 4mm focal length and up to 96° field of view, this lens captures a broad viewing area while reducing the need for multiple cameras. It is suitable for applications requiring wide-area scene coverage.
Designed for 1/2.7″ Sensors
The lens is optimized for 1/2.7″ image sensors with 2MP resolution, providing a suitable optical solution for compact camera modules and embedded imaging systems.
Compact M12x0.5 Mount
The M12x0.5 interface supports compact camera designs and simplifies integration into space-constrained imaging equipment, making it suitable for small security and vision devices.
Close-Focus Imaging
With a minimum object distance of 0.1m, the lens can capture subjects at relatively short distances, making it suitable for close-range monitoring and compact vision applications.
Fixed F2.5 Aperture
The fixed F2.5 aperture provides a stable optical configuration for applications that require consistent imaging performance without manual iris adjustment.
Compact Optical Structure
The 4G+IRCF optical structure provides a compact lens configuration for embedded camera applications where size and optical integration are important.
Smart Security Cameras
The 96° wide field of view makes this lens suitable for compact security cameras that need to monitor a relatively large area from a limited installation position.
Machine Vision
The 4mm focal length and close 0.1m minimum object distance make the lens suitable for selected short-range machine vision and inspection systems where wide scene coverage is required.
Robotics & Embedded Vision
The compact M12x0.5 mount and wide-angle optical design can be integrated into compact robotic vision modules, embedded cameras and automation equipment.
Smart Home & IoT Cameras
The combination of a compact M12 interface, wide FOV and fixed aperture makes this lens suitable for smart cameras, IoT imaging devices and other space-constrained camera modules.
Indoor Monitoring
The wide viewing angle allows cameras to cover larger indoor areas, making the lens suitable for room monitoring, equipment monitoring and compact surveillance systems.
For more industrial imaging solutions, explore TOWIN’s Machine Vision Lens solutions and Smart Security applications.
| TOWIN Capability | Benefit for Your Project |
|---|---|
| Optical Engineering | Professional optical design support for different sensor, focal length and FOV requirements |
| OEM & ODM Support | Customized optical and mechanical solutions for specific camera designs |
| M12 Lens Development | Experience developing compact M12 lenses for embedded imaging systems |
| Optical Performance Optimization | Optimization of FOV, distortion, resolution and other optical requirements |
| Prototype Development | Support for optical prototype development and evaluation before mass production |
| Quality Control | Optical and mechanical inspection throughout the manufacturing process |
| Mass Production | Scalable manufacturing support for high-volume industrial camera projects |
| Custom Lens Solutions | Flexible development based on customer application and camera specifications |
Learn more about TOWIN as an Industrial Lens Manufacturer for OEM and customized optical projects.
Q: What sensor size is compatible with this 4mm M12 lens?
A: This lens is designed for 1/2.7″ image sensors and supports 2MP camera applications.
Q: What is the field of view of this M12 lens?
A: The 4mm lens provides a field of view of up to 96°, with the listed horizontal, vertical and diagonal FOV values depending on the measurement direction and sensor configuration.
Q: What applications are suitable for a 4mm wide angle M12 lens?
A: It is suitable for smart security cameras, indoor monitoring, embedded vision, IoT cameras, robotics and selected short-range machine vision applications.
Q: What is the minimum object distance of this lens?
A: The minimum object distance (M.O.D.) is 0.1m, allowing the lens to capture subjects at relatively close distances.
Q: Does this lens use a fixed or adjustable iris?
A: This model uses a fixed F2.5 aperture, providing a stable optical configuration without manual iris adjustment.
Q: What mount does this lens use?
A: The lens uses an M12x0.5 mount, making it suitable for compact camera modules and embedded imaging systems.
Q: Can TOWIN customize M12 lenses for different camera requirements?
A: Yes. TOWIN provides OEM and ODM optical solutions and can support customized lens requirements based on sensor size, focal length, FOV, mechanical dimensions and application needs.
Q: Can this lens be used for machine vision applications?
A: Yes. Its 4mm focal length, wide FOV and 0.1m minimum object distance make it suitable for selected short-range machine vision applications requiring broad scene coverage.
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