Athermalized LWIR Lens 11mm F/1.0 Description
Athermalized LWIR Lens is expertly designed to deliver top-notch performance in long-wave infrared applications by ensuring optical stability across a broad temperature range. Through the use of sophisticated athermalization methods and premium materials, this lens consistently maintains focus and reduces distortions caused by temperature changes, providing sharp and accurate images even in varying environmental conditions. Its superior transmission within the LWIR spectrum makes it perfect for uses such as thermal imaging, night vision, surveillance systems, and scientific instruments. The lens boasts a sturdy yet compact design, allowing for easy integration into diverse optical setups, while its durable build ensures long-lasting reliability and performance. With remarkable thermal stability and excellent optical clarity, the Athermalized LWIR Lens is an ideal choice for rigorous infrared applications that demand precision and trustworthiness.
Athermalized LWIR Lens 11mm F/1.0 Specifications

HFOV
|
160x120
|
256x192
|
320x256
|
640x512
|
17μm
|
14.1
|
-
|
-
|
-
|
12μm
|
9.98
|
15.9
|
-
|
-
|
Optical Properties
Focal Length (mm)
|
11mm
|
F/#
|
1.0
|
Average Transmission
|
>93%
|
Back Focal Length
|
7.45mm
|
Environmental Durability
Operating Temperature
|
-40℃ to +80℃
|
Storage Temperature
|
-50℃ to +80℃
|
Protection Rating
|
IR67
|
First Surface Coating
|
AR
|
Mechanical Properties
Focusing Range
|
0.1m~∞
|
Back Working Distance
|
5.5mm
|
Detector Interface Size
|
M17 x 0.5
|
Overall Dimensions (mm)
|
Φ19 x 15.8
|
Weight
|
9g
|
*For drawing, please contact us.
Athermalized LWIR Lens 11mm F/1.0 Application
· Thermal Imaging
Surveillance and Security: Enhances night vision and monitoring capabilities.
Night Vision Devices: Improves visibility in low-light conditions for various applications.
· Industrial Inspection
Equipment Monitoring: Detects overheating components in machinery.
Building Inspections: Identifies insulation gaps and structural issues.
· Automotive Systems
Advanced Driver-Assistance Systems (ADAS): Enhances night driving safety by detecting pedestrians and obstacles.
· Medical Imaging
Diagnostic Tools: Facilitates non-invasive temperature monitoring and inflammation detection.
Athermalized LWIR Lens 11mm F/1.0 Packing
Our Athermalized LWIR Lens 11mm F/1.0 is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
FAQs
Q1: What is an Athermalized LWIR Lens?
Answer: An Athermalized Long-Wave Infrared (LWIR) Lens is an optical component specifically engineered to operate effectively within the LWIR spectrum (typically 8-14 micrometers). Athermalization techniques are employed to ensure that the lens maintains its optical performance and focus across a wide range of temperatures, minimizing thermal-induced distortions.
Q2: What Is the Expected Lifespan of an Athermalized LWIR Lens?
Answer: With proper handling and maintenance, Athermalized LWIR lenses can offer long-term performance, often lasting several years. Their durable construction and high-quality materials contribute to their extended lifespan.
Q3: How Does Athermalization Improve LWIR Lens Performance?
Answer: Athermalization compensates for the thermal expansion and contraction of lens materials caused by temperature fluctuations. By balancing these effects through material selection and lens design, the lens maintains consistent optical alignment and focus, ensuring clear and accurate imaging in varying environmental conditions.
Specification

HFOV
|
160x120
|
256x192
|
320x256
|
640x512
|
17μm
|
14.1
|
-
|
-
|
-
|
12μm
|
9.98
|
15.9
|
-
|
-
|
Optical Properties
Focal Length (mm)
|
11mm
|
F/#
|
1.0
|
Average Transmission
|
>93%
|
Back Focal Length
|
7.45mm
|
Environmental Durability
Operating Temperature
|
-40℃ to +80℃
|
Storage Temperature
|
-50℃ to +80℃
|
Protection Rating
|
IR67
|
First Surface Coating
|
AR
|
Mechanical Properties
Focusing Range
|
0.1m~∞
|
Back Working Distance
|
5.5mm
|
Detector Interface Size
|
M17 x 0.5
|
Overall Dimensions (mm)
|
Φ19 x 15.8
|
Weight
|
9g
|
*For drawing, please contact us.