In the realm of security and surveillance, the right CCTV lens can make all the difference. Whether you’re safeguarding a commercial property, monitoring a residential area, or ensuring the safety of a public space, the clarity and range of your surveillance system are paramount. Enter the Varifocal CCTV Lens by Towin, a game-changer in the world of optical lenses.
Varifocal CCTV Lens: A Closer Look
At the heart of any effective surveillance system lies the lens. The Varifocal CCTV Lens by Towin is designed to offer unparalleled flexibility and image quality. With a focal length range of 2.8mm to 12mm, this lens allows for seamless adjustments, enabling users to zoom in and out without changing the lens. This feature is particularly beneficial in scenarios where the field of view needs to be dynamically altered, providing a comprehensive surveillance solution.

70mm C-mount ITS traffic road CCTV lens
Product Parameters in Detail
- Focal Length Range: 2.8mm to 12mm. This varifocal design ensures that users can easily adjust the lens to capture both wide-angle views and detailed close-ups.
- Aperture Range: Typically, these lenses come with an adjustable aperture, allowing for control over the amount of light entering the camera. This is crucial for maintaining image clarity in varying lighting conditions.
- Mount Type: The lens is compatible with CS-mount cameras, which are widely used in CCTV systems. The CS-mount has a flange focal distance of 12.526mm, ensuring a secure and precise fit.
- Resolution: High-resolution capabilities ensure that the images captured are sharp and detailed, even when zoomed in. This is essential for identifying faces, license plates, and other critical details.
- IR Corrected: Many of Towin’s varifocal CCTV lenses are IR corrected, meaning they perform exceptionally well in both day and night conditions. This feature is invaluable for 24/7 surveillance.
- Build Quality: Constructed with durability in mind, these lenses are built to withstand the rigors of outdoor use, including extreme temperatures and harsh weather conditions.

IR-corrected-ITS-traffic-C-mount-CCTV-lens
Characteristics of Towin’s Varifocal CCTV Lenses
- Versatility: The ability to adjust the focal length on the fly makes these lenses incredibly versatile. Whether you need a broad overview of a parking lot or a detailed look at an entrance, the 2.8-12mm range has you covered.
- Image Quality: Towin’s commitment to quality is evident in the clarity and sharpness of the images produced by their lenses. The use of advanced optics and multi-coating technology minimizes distortion and enhances contrast.
- Ease of Use: Designed with the user in mind, these lenses are straightforward to install and adjust. Even those new to CCTV systems will find the process intuitive and hassle-free.
- Compatibility: Towin’s varifocal CCTV lenses are compatible with a wide range of cameras, making them a versatile choice for both new installations and upgrades to existing systems.

2/3″ 6-15mm Auto Iris F1.4 3MP C mount IR corrected CCTV lens
Why Choose Towin?
Towin is a professional optical lenses supplier known for its commitment to quality and innovation. With a vast range of lenses to meet any requirement, Towin stands out for several reasons:
- Expertise: With years of experience in the industry, Towin understands the nuances of optical design and manufacturing.
- Customization: Towin offers the ability to design and manufacture lenses tailored to specific needs, ensuring that every customer gets exactly what they require.
- Fast Delivery: Recognizing the importance of timely installations, Towin ensures that lenses are selected and shipped out quickly.
- Customer Support: A dedicated team is always on hand to provide assistance, whether it’s technical support or guidance on selecting the right lens.
In conclusion, the Varifocal CCTV Lens by Towin is a testament to the company’s dedication to providing high-quality, versatile, and user-friendly surveillance solutions.