

In industries where extreme temperatures are the norm—from automotive systems to outdoor surveillance—standard lenses often fail to deliver consistent image quality. Enter M12 lenses with -40°C to +85°C operating temp, a game-changing solution designed to thrive in harsh environments.
Traditional lenses can warp, fog, or lose focus when exposed to extreme temperatures. For example, a lens used in Arctic surveillance might freeze and crack at -40°C, while one in desert-based machinery could distort under +85°C heat. M12 lenses with -40°C to +85°C operating temp eliminate these risks, making them ideal for:

1.5mm F2.0 M12 Mount Automotive lens
1. Thermal Stability
Towin’s lenses use advanced materials like low-CTE (Coefficient of Thermal Expansion) glass and aerospace-grade aluminum housings. These components resist expansion or contraction, maintaining focus accuracy across the entire temperature range.
2. High Optical Resolution
Despite their rugged build, these lenses deliver sharp images with minimal distortion. Available in focal lengths from 2.8mm to 12mm, they support resolutions up to 8MP, making them suitable for 4K imaging systems.
3. Compact and Lightweight Design
The M12 mount (12mm diameter) ensures compatibility with compact cameras, reducing space constraints in embedded systems. Towin’s lenses weigh as little as 10g, minimizing load on drones or portable devices.
4. IP67 Weatherproofing
Sealed against dust and water, these lenses survive rain, snow, and humidity. The IP67 rating ensures reliability in coastal or industrial environments where moisture is prevalent.
5. Customizable Options
Towin offers tailored solutions, including:
M12 CCTV lens 3-Megapixel IR corrected
1. Automotive:
In autonomous vehicles, M12 lenses with -40°C to +85°C operating temp ensure LiDAR and camera systems function flawlessly in winter storms or desert heat. Towin’s lenses meet AEC-Q100 standards for automotive reliability.
2. Surveillance:
Outdoor security cameras in regions like Siberia or the Sahara require lenses that won’t fog or crack. Towin’s solutions provide 24/7 clarity, even in sub-zero temperatures.
3. Industrial IoT:
Factories with extreme heat (e.g., steel mills) or cold (e.g., food processing) rely on these lenses for machine vision systems. Their compact size fits into tight spaces without compromising performance.
1. What makes M12 lenses suitable for extreme temperatures?
Towin uses specialized glass and metal alloys that resist thermal expansion. The lenses undergo rigorous testing to ensure focus stability across -40°C to +85°C.
2. Can these lenses be used in high-vibration environments?
Yes! Towin’s M12 lenses feature locking mechanisms to prevent focal shifts in vibrating machinery or vehicles.
3. Are they compatible with all M12-mount cameras?
Most M12-mount cameras support these lenses, but Towin recommends verifying back focal length requirements for specific sensors.
4. How do they compare to C-mount lenses in extreme conditions?
M12 lenses are more compact and cost-effective, while C-mount lenses often lack the same temperature resilience. Towin’s M12 solutions outperform generic C-mounts in harsh climates.
4-Megapixel F2.4 M12 mount fisheye lens
Towin stands out for its vertical integration—controlling every stage from design to manufacturing. This ensures:
Their lenses are also RoHS and REACH compliant, meeting global environmental standards.
In a world where equipment failure isn’t an option, M12 lenses with -40°C to +85°C operating temp from Towin deliver peace of mind. Whether you’re navigating icy roads or monitoring desert oil fields, these lenses provide crystal-clear imaging without compromise.