Description
Optimize your high-speed and low-light vision systems with our premium 5MP 8mm M12 large aperture lens. Specifically engineered for 1/4″ image sensors, this advanced fixed focal lens combines a fast F1.8 aperture with a robust 6G+IRF (6 All-Glass elements + Infrared Filter) optical design to capture sharp, ultra-bright telephoto images. Delivering a concentrated 27° horizontal field of view, it eliminates peripheral noise and maximizes target pixel density, making it a reliable optical component for high-performance day-and-night tracking.
Key Product Highlights
- Ultra-Bright F1.8 Aperture: Maximizes light intake to deliver crisp, noise-free imaging in low-light environments.
- 6G All-Glass Construction: Features a premium 6-layer glass layout that maintains focus stability across extreme temperatures.
- Integrated IRF Correction: Prevents daytime color shifts and nighttime focal drift, ensuring 24/7 crystal-clear reliability.
- Narrow 8mm Telephoto View: Focuses pixels on distant objects with a tight 27° horizontal profile, perfect for detail extraction.
- True 5MP High Resolution: Captures fine textures and small characters smoothly, fully utilizing high-density sensor pixels.
Technical Specifications
| Parameter | Specifications |
|---|---|
| Image Format | 1/4″ |
| Focal Length | 8mm |
| Aperture | F1.8 |
| Field of View (F.O.V.) | 33°(D) / 27°(H) / 20°(V) |
| Resolution | 5 Megapixel (5MP) |
| Optical Distortion | < 2% |
| Mount Type | M12 x 0.5 |
| Iris Type | Fixed |
| Back Focal Length (B.F.L.) | 7.8mm |
| Total Track Length (T.T.L.) | 26.20mm |
| Dimensions | Φ14 × 19.1mm |
| Lens Construction | 6G + IRF (6 Glass Elements + Infrared Filter) |
This product is certified by RoHS and ISO9001 quality management system, supports third-party testing, and complies with EU and domestic security equipment access standards, ensuring reliable quality and full compliance.
Target Applications & Compatible Devices
Core Application Scenarios
The 5MP 8mm M12 IR corrected lens is purpose-built for high-speed tracking and low-light environmental monitoring. Thanks to its ultra-bright F1.8 aperture, this ITS lens excels in intelligent transportation systems, automatic license plate recognition (ALPR/ANPR) gates, and driver monitoring systems (DMS) within the automotive lens sector. The narrow 27° horizontal viewing angle allows the camera to pinpoint specific long-range targets without wide-angle distortions. This makes it highly effective for toll station surveillance, parking access terminal tracking, overhead highway lane monitoring, and industrial production lines where details must remain highly visible during low-light night shifts.
Compatible Device List
- Sensor Compatibility: Tailored perfectly for standard 1/4″ Megapixel CMOS and CCD sensor architectures.
- Traffic & Security Modules: Directly integrates with Hikvision, Dahua, and Uniview low-profile IP board camera setups.
- Automotive Hardware: Compatible with vehicle dashcams, rearview monitoring systems, and electronic side-view mirrors.
- Embedded IoT Platforms: Fits seamlessly onto Raspberry Pi, Nvidia Jetson Nano, and Tuya smart camera modules.
- Mount Compatibility: Utilizes a standard M12x0.5 threaded housing, requiring no modification to mainstream lens brackets.
“Designed for Intelligent Transportation and Low-Light Surveillance applications”
Frequently Asked Questions
Q: What are the main benefits of an F1.8 large aperture in this lens?
A: An F1.8 aperture lets in significantly more light than traditional F2.8 or F4.0 optics. This allows your vision system to capture bright videos at night with lower gain settings, greatly reducing digital noise.
Q: Why does this M12 lens feature a 6G all-glass construction?
A: The 6-layer all-glass (6G) design provides higher light transmission and superior thermal stability. Unlike plastic lenses, it won’t warp or drift out of focus under intense sunlight or inside hot engine bays.
Q: What is the purpose of the built-in IRF (Infrared Filter)?
A: The integrated IR filter blocks unwanted infrared light during daylight hours to ensure accurate color rendering. For dual-use day/night setups, we can customize this filter to match your specific IR light wavelengths.
Q: Can this 8mm lens support larger 1/3″ or 1/2.8″ sensor modules?
A: No, this optical design is calculated for a 1/4″ image format. If mounted onto a larger sensor, it will clip the outer edges of the frame, resulting in noticeable dark corners or vignetting.
Q: Is it difficult to adjust the focus on this fixed focal lens?
A: Not at all. Since the focal length is fixed at 8mm, you simply rotate the lens body deeper or shallower into your camera’s M12 thread mount during assembly until the target distance becomes clear.
Q: Does this product comply with international environmental rules?
A: Yes, our lenses are fully certified under RoHS and ISO9001 standards, passing strict eco-friendly and quality management checks for seamless entry into the European and global markets.
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