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MWIR detector and 640x512 resolution for crispy image. In addition, Continuous Zoom IR Lens 36.4~1100mm can distinguish the human, vehicle and ships at long range.
Details Parameters
Advanced technologies for the highest performance mid-wave focal planes:
1. High-durability and hard-carbon 3.7-4.8 µm MWIR wavelength AR exposed mirror coating
2. Passive athermalization with the highest imaging performance from -40 to +60°C
3. Optimized for 640x512 cooled MWIR cameras with 15 μm pixel pitch
4. Motorized focus and zoom mechanism with crisp image over the full range
| Specifications | ||
| OPTICAL | ||
| Focal Length / F# | 36.4~1100mm F/5.5 | Compatible with detectors having 36.4mm ≥ EFL≤1100mm |
| Detector (FPA) type | 640×512-15μm | |
| Working Spectral Band(SR) | 3.7um-4.8um | |
| FOV | 15°×12°～0.5°×0.4° | |
| Exposed Mirror Coating | High efficiency AR coating | DLC and HD are available upon request |
| Imaging Range | 50m to infinity | |
| MECHANICAL | ||
| Zoom Mechanism | Motorized | |
| Total Weight | 8.9kg | lens and control pannel |
| Dimensions | Ø216mm×319.88mm | Length is available upon request |
| Mount | Customized to Specification | |
| ENVIRONMENTAL | ||
| Operating Temperature | -40ºC to +60ºC | |
| Storage Temperature | -40ºC to +60ºC | Keep two houres when test |
| Shock and Vibrations | Per applicable standard | |
| Front Lens Sealing | IP67 | |
As a professional manufacturer in the field of infrared optics, we have created outstanding market advantages for the 36.4 - 1100mm F5.5 Cooled Continuous Zoom IR Lens product series, especially optimized for the core concerns of buyers:
Ultra-long focal length and high sensitivity integration: This lens has an ultra-long zoom range of 36.4 - 1100mm with F5.5 constant aperture, combined with a cooled infrared detector, which can maintain excellent thermal sensitivity and image resolution during long-distance detection, easily capture the thermal characteristics of small targets at a long distance, and meet the stringent requirements of military monitoring, border patrols, etc. for long-distance high-precision detection.
Excellent optical and thermal imaging performance: Using advanced optical design and high-quality infrared optical materials, effectively correcting aberrations, ensuring the output of clear, sharp and high-contrast thermal imaging images within the full focal length, helping users accurately identify and analyze targets in complex scenes, and improving monitoring efficiency and reliability.
Rugged and reliable industrial-grade design: The lens adopts a rugged metal shell and precision machining technology, has excellent environmental adaptability, can withstand bad weather and extreme temperature conditions, ensure long-term stable operation in harsh environments such as the field and at sea, reduce maintenance costs and frequency, and ensure the continuity of monitoring work.
Flexible customization, fast delivery: We have a professional R&D team and a complete production system, and can provide fast customization services according to the specific needs of customers. Whether it is integrated into an existing system or developing a new solution, it can accurately match the customer's application scenario, achieve efficient delivery, and help customers respond quickly to market changes.
Strict quality control and perfect after-sales: As the source factory, we strictly control product quality. From raw material screening to finished product testing, each process follows a high-standard quality management system to ensure stable and reliable product performance. At the same time, we provide perfect after-sales service to escort customers' long-term use and relieve their worries.
Q: Is the adaptation of the refrigerated detector of this lens complicated? Does it require additional refrigeration equipment?
A: The lens itself is designed for cooled infrared detectors and has good compatibility with cooled detectors. You only need to correctly install the lens on the device equipped with a cooled detector and perform simple configuration according to the operating instructions of the device to complete the adaptation without the need for additional cooling equipment. Cooled detectors usually have their own cooling system, and the connection and coordination between the lens and the detector are standardized, which is convenient for users to quickly integrate into the monitoring system.
Q: Will the performance of the lens be affected in a strong electromagnetic interference environment?
A: Effective anti-interference measures have been taken during the design and manufacturing process of the lens, which can resist a certain degree of strong electromagnetic interference. However, in an extremely strong electromagnetic interference environment, it may still have a slight impact on image quality or operational stability. To ensure the best performance of the lens, during installation and use, try to avoid placing the lens near strong electromagnetic interference sources, such as large motors, high-voltage wires, etc. If it must be used in a strong electromagnetic interference environment, it is recommended to take corresponding electromagnetic shielding measures to reduce the impact of interference on the lens.
Q: What is the approximate service life of the lens? Is warranty service provided?
A: Under normal use conditions, the service life of the lens can reach more than tens of thousands of hours. The specific service life will vary depending on the environment, frequency and maintenance of use. We provide a [X] year warranty service for the lens. During the warranty period, if the failure or damage is caused by product quality problems, we will repair or replace the relevant parts for the user free of charge. At the same time, we also provide long-term technical support and after-sales service to help users solve problems encountered during use and ensure the long-term stable operation of the lens. For detailed warranty policy and service terms, please contact our customer service staff.
Q: Can this lens be customized to meet the application requirements of our special project?
A: Yes, we can customize the lens according to the special project requirements of customers. Including but not limited to adjusting the focal range, optimizing optical performance, changing the mechanical interface, adding special functions, etc. Our professional technical team will communicate closely with customers, deeply understand the project requirements, and provide customized solutions to ensure that the lens can meet the personalized application requirements of customers. If customized development is required, please contact our sales or technical department in advance and explain your requirements and project background in detail.
Features
Detection, Recognition & Identification (DRI) Range
DRI ranges enable one to easily estimate the maximum range that an object can be either detected, recognized or identified. It is important to note that these estimates are based solely on geometrical parameters – the target size, distance, lens focal length and camera detector pixel size. Signal level, detector sensitivity, atmospheric conditions and other factors are not considered!
Detection: An object is present – Car66km&Person14.67km.
Recognition: discern the type of object – Car22km&Person4.89km.
Identification: discern specific objects –Car11km&Person2.44km.
High Performance Mid-Wave Focal Plane
Passive Athermalized Lens Assembly
Using advanced technologies, top-quality materials and unique coating techniques, together with innovative engineering and opto-mechanical designs, we have earned a reputation for excellent performance, durability and quality.
FAQ
View MoreWhat is an infrared lens?
An infrared lens is a type of optical lens that is designed to focus infrared light. It is made of materials and has coatings that allow it to efficiently transmit infrared wavelengths, which are longer than those of visible light. Infrared lenses are used in various applications such as infrared cameras, thermal imaging systems, and night vision devices, enabling the capture of images in low-light or no-light conditions based on the infrared radiation emitted or reflected by objects.
What are the main applications of IR lenses?
Infrared lenses are widely used in many fields. In the field of security and surveillance, they are used in infrared cameras for night monitoring to detect intruders or monitor activities in the dark. In the military, they are used for night vision goggles and infrared detection systems to enhance situational awareness. In industry, they are applied in thermal imaging cameras for equipment inspection, detecting overheating components or heat leaks in pipelines. In addition, infrared lenses are also used in astronomy for observing celestial bodies that emit infrared radiation, and in some scientific research fields such as environmental monitoring and remote sensing.
What materials are commonly used to make IR lenses?
Common materials for infrared lenses include germanium (Ge), zinc selenide (ZnSe), and silicon (Si). Germanium is a popular choice due to its excellent infrared transmission properties in the mid-wave and long-wave infrared regions. It has a high refractive index, which allows for more compact lens designs. Zinc selenide is another commonly used material that offers good infrared transparency and is suitable for a wide range of infrared wavelengths. Silicon is also used, especially in the near-infrared range, and has the advantage of being relatively inexpensive and compatible with semiconductor manufacturing processes.
How are infrared lenses designed to handle different infrared wavelengths?
Infrared lenses are designed with materials and optical geometries that are optimized for specific infrared wavelength ranges. For example, lenses for near-infrared (NIR) applications may have different refractive indices and curvatures compared to those for mid-wave infrared (MWIR) or long-wave infrared (LWIR).
How is the performance of an IR lens evaluated?
The performance of an infrared lens is evaluated by several parameters. Modulation Transfer Function (MTF) is an important indicate that measures the lens's ability to transfer contrast from the object to the image plane at different spatial frequencies, indicating the sharpness and clarity of the image. Another parameter is the focal length, which determines the magnification and field of view of the lens. The aperture or f-number affects the amount of light that can pass through the lens and thus the brightness of the image. In addition, factors such as chromatic aberration, distortion, and the lens's ability to maintain focus over a range of temperatures also play important roles in evaluating its performance.
How to ensure the quality of infrared lenses during the manufacturing process?
During the manufacturing process of infrared lenses, strict quality control measures are essential. This includes precise grinding and polishing of the lens surfaces to achieve the required curvature and smoothness, which is crucial for accurate focusing and minimizing light scattering. High-quality coating processes are also necessary to apply anti-reflective coatings that enhance the infrared transmission and reduce unwanted reflections. Meticulous inspection and testing at each stage of production, such as using interferometers to measure surface accuracy and another testing equipment to evaluate optical performance, help to identify and correct any defects or deviations from the required specifications. Additionally, maintaining a clean and controlled manufacturing environment is important to prevent contamination that could affect th
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Application Scenario
In the aerospace field, infrared lenses play an indispensable role. Airborne night vision is one of its important applications. In addition, in satellite remote sensing, infrared lenses can penetrate clouds and obtain information such as surface temperature and vegetation cover, contributing to agricultural monitoring, geological exploration, and more. It also can detect the infrared radiation of celestial bodies like asteroids and comets.
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Infrared lens can operate in low-light or even complete darkness, using the infrared radiation emitted by objects for imaging. Moreover, they are not affected by severe weather such as heavy rain and thick fog, and can penetrate these obstacles to capture targets, ensuring the stability of monitoring, greatly enhancing the reliability and comprehensiveness of security monitoring.
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Since different materials and components in industrial settings have distinct infrared emission characteristics, these lenses enable the detection of thermal anomalies. In the manufacturing of mechanical parts, infrared lenses can detect areas with abnormal heat distribution during the production process, helping to ensure product quality and prevent defects.
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At the fire scene, infrared lenses can penetrate smoke and flames and clearly display the location of trapped persons, the direction of fire spread, and the ignition point. This helps firefighters quickly formulate rescue plans, improve search and rescue efficiency, and reduce casualties and property losses. In addition, it can also be used for fire hazard investigation to discover potential fire risks such as overheating of electrical equipment and accumulation of flammable materials in advance.
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Infrared lenses are the key components in gas detection instruments, enabling the precise identification and quantification of various industrial gases. Many industrial gases have unique absorption characteristics in the infrared spectrum.
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These lenses are designed to capture infrared radiation, which is invisible to the human eye but emitted by objects based on their heat signatures. They focus this infrared light onto an image sensor, converting it into a visible image that can be displayed on a monitor inside the vehicle. This enables drivers to perceive potential obstacles on the road much earlier than with normal vision, providing them with more reaction time and significantly enhancing driving safety in low-light conditions.
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