D14271312713A3
03/01/2020
CS271312514A3
03/01/2020
CS271312713A3
2.7-13mm CS-Mount varifocal lens supports 1/2.7″ sensors, 3MP resolution, 122°-23° FOV and IR correction for security imaging.
CS271312713A3 is a 2.7-13mm varifocal CCTV CS mount lens. It is designed for 1/2.7″ sensor such as OV2710, AR0237. And it is a 3 megapixel HD lens with Auto Iris F1.3 for low light IP camera. It is an Infrared lens for Day Night security video surveillance.
| IMAGE FORMAT | 1/2.7″ |
| FOCAL LENGTH | 2.7-13mm |
| H F.O.V. | 122°~23° |
| RESOLUTION | 3 MegaPixel |
| DISTORTION | -80%~-2% |
| APERTURE | F1.3-C |
| MOUNT | CS |
| IRIS | Auto |
| FOCUS | Manual |
| ZOOM | Manual |
| M.O.D. | 0.1m |
| IR | Corrected |
Product Description
The 2.7-13mm CS-Mount varifocal lens is designed for security cameras, intelligent surveillance systems and industrial imaging applications requiring flexible focal length adjustment and reliable optical performance. Supporting 1/2.7″ image formats and 3MP resolution, this lens provides a horizontal field of view ranging from 122° to 23°, allowing users to adjust scene coverage from wide-angle monitoring to more focused viewing.
Featuring an F1.3-C aperture range, the lens provides flexible light control for different lighting conditions. The auto iris helps maintain suitable exposure, while manual focus and zoom adjustments allow users to optimize image clarity and viewing range according to installation requirements.
The IR corrected optical design helps maintain focus consistency between visible and infrared illumination, making the lens suitable for day-and-night surveillance. With a 0.1m minimum object distance and standard CS-Mount interface, this lens provides a versatile optical solution for professional security and monitoring systems.
Key Features
2.7-13mm Varifocal Range
The 2.7-13mm focal length range provides flexible viewing-angle adjustment, allowing users to switch between wide-area monitoring and more focused scene observation.
122°-23° Wide FOV Range
The horizontal field of view ranges from 122° to 23°, providing flexible scene coverage for different surveillance distances and installation environments.
3MP Resolution Performance
Supporting 3MP resolution, the lens delivers clear image capture for security cameras, intelligent surveillance systems and general industrial imaging applications.
F1.3-C Aperture Range
The F1.3-C aperture range provides flexible light control and supports stable image performance across different illumination conditions.
Auto Iris for Exposure Control
The auto iris automatically adjusts the aperture according to changes in illumination, helping maintain suitable image exposure in varying lighting environments.
IR Corrected Optical Design
The IR corrected design helps reduce focus shift between visible and infrared wavelengths, supporting clearer imaging during both daytime and nighttime operation.
Close-Range Imaging Capability
With a minimum object distance of 0.1m, the lens supports close-range monitoring and imaging applications.
Applications
Security Surveillance Cameras
This 2.7-13mm CS-Mount varifocal lens is suitable for CCTV cameras and surveillance systems requiring flexible viewing-angle adjustment.
Intelligent Security Systems
The wide focal range and IR correction make the lens suitable for smart security cameras and intelligent monitoring systems operating under changing lighting conditions.
Day-and-Night Surveillance
The IR corrected design supports applications using infrared illumination, helping maintain image focus during nighttime or low-light surveillance.
Indoor and Outdoor Monitoring
The flexible 122°-23° horizontal FOV range allows the lens to adapt to different monitoring scenes, distances and camera installation positions.
Industrial Monitoring
The lens can be integrated into industrial cameras and monitoring systems requiring adjustable field of view and reliable image performance.
Why Choose TOWIN as Your Industrial Lens Manufacturer?
TOWIN provides professional optical solutions for CS-Mount lenses, varifocal lenses, IR corrected lenses and customized imaging systems. With optical design expertise, precision manufacturing capability and experience in security and industrial optics, TOWIN supports customers from optical development through mass production.
| TOWIN Capability | Customer Benefits |
|---|---|
| Varifocal optical design expertise | Flexible focal range solutions for different monitoring requirements |
| IR corrected lens development | Improved day-and-night imaging performance |
| CS-Mount lens development experience | Reliable solutions for professional security camera systems |
| OEM and ODM customization support | Flexible optical and mechanical customization |
| Precision manufacturing capability | Stable optical performance and consistent product quality |
| Strict quality control process | Reliable lenses for demanding security and industrial applications |
Frequently Asked Questions
Q: What applications is the 2.7-13mm CS-Mount varifocal lens suitable for?
A: The 2.7-13mm CS-Mount varifocal lens is suitable for security surveillance, intelligent monitoring, day-and-night cameras, indoor and outdoor monitoring, and industrial imaging applications.
Q: What is the advantage of a 2.7-13mm varifocal lens?
A: The 2.7-13mm focal range allows users to adjust the viewing angle according to different monitoring distances and scene requirements, providing greater flexibility than a fixed focal length lens.
Q: What sensor size is compatible with this CS-Mount lens?
A: This lens supports 1/2.7″ image formats and uses a standard CS-Mount interface for compatible security and industrial cameras.
Q: What is the field of view of this varifocal lens?
A: The horizontal field of view ranges from 122° at the wide end to 23° at the telephoto end, providing flexible scene coverage.
Q: Why is IR correction important for surveillance lenses?
A: IR correction helps reduce focus shift between visible and infrared wavelengths, allowing cameras to maintain clearer images when switching between daytime and nighttime illumination.
Q: Does this lens support automatic exposure adjustment?
A: Yes. The lens features an auto iris, which helps adjust the aperture according to changing lighting conditions and maintain appropriate image exposure.
Q: What is the minimum object distance of this lens?
A: The minimum object distance is 0.1m, allowing the lens to support relatively close-range monitoring and imaging applications.
Q: Can TOWIN customize CS-Mount varifocal lenses?
A: Yes. TOWIN provides OEM and ODM customization services, including optical optimization, mechanical adjustments and customized varifocal lens solutions for different camera systems.
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