Best 5-50mm Varifocal Lenses for CCTV, Raspberry Pi and Industrial Cameras
These 5-50mm varifocal lenses offer adjustable focal length and manual controls to adapt to different distances and lighting. They’re best for hobbyists and professionals who need flexible framing for CCTV setups, Raspberry Pi HQ Camera projects, or machine-vision systems. The top picks below cover compact CS-mount options, telephoto capabilities, and easy installation for 1/3″ to 1/2.8″ sensors. The summary table shows key applicability at a glance.
| Product | Best For | Mount | Notes |
|---|---|---|---|
| Arducam 8-50mm C-Mount Zoom Lens | Raspberry Pi HQ Camera enthusiasts | CS adapter included | Wide focal range with telephoto reach |
| Dahszhi 5-50mm 1/3″ CCTV Lens | Box-type CCTV cameras | CS Mount | Auto iris, cap included |
| Xenocam 5-50mm CS Mount Lens | Security systems and DVRs | CS Mount | No IR filter option |
| AIDA CS-Mount 5-50mm 3MP | Education and media capture | CS Mount | Adjustable iris for light control |
| Yohii 5-50mm CS Mount | Security systems and replacements | CS Mount | Includes protective cap |
Arducam 8-50mm C-Mount Zoom Lens for IMX477 Raspberry Pi HQ Camera
The Arducam 8-50mm lens is designed for Raspberry Pi HQ Camera users seeking flexible focal lengths. It includes a C-CS adapter for easy CS-mount integration and provides manual focus and aperture control. Best for projects that require a wide-to-telephoto range without changing lenses.
- Best for photographers and makers using the Raspberry Pi HQ Camera who need adjustable focal length from wide to telephoto.
- Better for detailed control of focus and exposure with manual rings.
- Limitations include reliance on compatible adapters and potential vignetting at extreme extremes without proper setup.
Dahszhi 5-50mm 1/3″ Format F1.6 Aperture CS Mount DC Auto Varifocal
The Dahszhi 5-50mm auto iris lens is tailored for 1/3″ CCTV cameras with CS mount. It offers a wide focal range with a built-in auto iris feature and a protective cap for lens longevity. It’s a practical choice for general CCTV installations and DIY security setups.
- Best for standard 1/3″ CCTV cameras needing an auto iris and adjustable view.
- Better for cost-conscious projects where simple installation matters.
- Limitation: Auto iris control is relatively basic and may not suit high-precision imaging in variable lighting.
Xenocam 5-50mm CS Mount Manual Varifocal Lens
The Xenocam 5-50mm CS mount lens is a general-purpose option for CCTV and security camera systems. It supports 1/3″ sensors and provides a manual varifocal function suitable for basic surveillance setups, where ease of installation matters most.
- Best for standard CCTV configurations needing a straightforward, manual zoom range.
- Better for replacements in existing CS-mount systems.
- Caution: No IR filter option is included, which can affect night-time imaging without external infrared considerations.
AIDA CS-Mount 5-50mm 3MP Manual Iris Lens
The AIDA CS-Mount 5-50mm lens is designed for 3MP Full HD cameras with a 1/2.8” sensor. Its adjustable iris enables better light control and exposure management, making it suitable for educational and media capture contexts where you need consistent image quality across varying light levels.
- Best for educational or media projects that require iris control for lighting consistency.
- Better for scenarios where a CS-mount 3MP pipeline is compatible with existing cameras.
- Limitation: Marketed mainly for compatible AIDA systems; cross-brand compatibility may vary.
Yohii 5-50mm 1/3″ CS Mount Varifocal Lens
The Yohii 5-50mm lens provides a compact solution for 1/3″ CCTV cameras with CS mount. It is a practical replacement part for security systems and can accommodate a range of focal needs from wide to telephoto within its 5-50mm window.
- Best for quick upgrades to existing security systems needing a flexible focal range.
- Better for standard 1/3″ sensors looking for a single, adjustable lens.
- Caution: As a replacement part, compatibility with non-standard housings may require adapters.
Arducam 2.8-12mm Varifocal C-Mount Lens for Raspberry Pi HQ Camera
This Arducam model is a compact alternative focusing on a shorter range perfect for close-range Raspberry Pi projects. It features a CS adapter and a 2.8-12mm focal length with manual focus and aperture rings, enabling precise framing for desk-level imaging or macro-like applications.
- Best for Raspberry Pi projects requiring compact form and precise short-range focus.
- Better for desktop or indoor setups where space is limited.
- Limitation: Narrower focal range than 5-50mm options; not ideal for distant subjects.
Varifocal Lens 5-50mm CS Mount For Industrial Cameras
The 5-50mm CS mount lens designed for industrial machine-vision cameras offers a high-definition 3.0-megapixel varifocal range. This lens is a fit for CCTV and industrial IP cameras needing robust focal flexibility and straightforward CS mounting.
- Best for industrial or machine-vision setups requiring a reliable 5-50mm range.
- Better for applications needing standard CS-mount installation and 3MP clarity.
- Limitation: Image quality and features depend on the camera’s sensor; cross-compatibility should be verified.
Buying Guide: What to Consider When Choosing a 5-50mm Varifocal Lens
Sensor size and compatibility: Ensure the lens matches your camera’s sensor (1/3″, 1/2.8″, etc.). CS-mount is common, but verify whether you need a CS-to-C or CS-to-C-CS adapter for your setup.
Focal length range and use case: A true 5-50mm range benefits surveillance and CCTV, while a shorter 2.8-12mm can be ideal for desk-level Raspberry Pi projects. Consider your typical subject distance and space.
Iris and exposure control: Lenses with manual iris allow better handling of lighting variance. Auto iris is convenient but may require compatibility with your camera’s auto-iris circuit.
Image quality and resolution: For machine-vision or surveillance, higher MP support and sharpness matter. Verify if the lens is specified for your camera’s resolution (e.g., 3MP, 1080p, etc.).
Build and protection: Lenses with caps or robust housings help protect optics in outdoor or dusty environments. Look for protective features when used in harsh conditions.
Installation and adjustability: Consider lenses with clear focus and iris rings for precise adjustments. A wide range of focal lengths reduces the need to swap lenses frequently.
FAQ
- Q: Do these lenses fit standard CS-mount cameras? A: Yes, most listed lenses use CS-mount and are compatible with CS-to-C adapters if needed.
- Q: Is auto iris available on all models? A: Not on every model; some offer manual iris while others provide auto iris features depending on design.
- Q: Can I use these with a Raspberry Pi HQ Camera? A: Some lenses come with a CS adapter suitable for Raspberry Pi HQ Camera setups.
- Q: Which lens is best for distant subjects? A: 50mm focal length options provide the greatest reach for distant subjects, though lighting and sensor size can affect performance.
- Q: Do these lenses affect night vision or IR illumination? A: Lenses without IR filters may require additional IR considerations for low-light or night imaging.
- Q: Are these suitable for industrial machine-vision cameras? A: Yes, several models target CS-mount industrial cameras and CCTV systems with versatility in focal length.