Athermalized LWIR Lens 50mm F/1.0 Description
Athermalized LWIR Lens 50mm F/1.0 is a high-performance lens designed for long-wave infrared (LWIR) thermal imaging systems. Featuring an athermalized design, this lens ensures stable optical performance and sharp focus across a wide range of environmental temperatures, making it ideal for applications in fluctuating climates. The 50mm focal length offers a moderate field of view, providing excellent long-range thermal detection with enhanced detail and precision. With its F/1.0 aperture, the lens allows maximum infrared light transmission, optimizing performance in low-light or nighttime conditions. This lens is well-suited for a variety of industries, including industrial inspections, security surveillance, military and defense applications, aerial monitoring, and search and rescue missions, providing reliable and high-quality thermal imaging even in the most demanding environments.
Athermalized LWIR Lens 50mm F/1.0 Specifications

HFOV
|
384x288
|
640x512
|
1024x768
|
1280x1024
|
25μm
|
10.97
|
18.2
|
-
|
-
|
17μm
|
7.47
|
12.42
|
19.75
|
-
|
12μm
|
5.28
|
8.78
|
14.01
|
17.46
|
Optical Properties
Focal Length
|
50mm
|
F/#
|
1.0
|
Average Transmission
|
>88%
|
Back Focal Length
|
21.7mm
|
Environmental Durability
Operating Temperature
|
-40℃ to +80℃
|
Storage Temperature
|
-50℃ to +80℃
|
Protection Rating
|
IR67
|
First Surface Coating
|
AR
|
Mechanical Properties
Focusing Range
|
3m~∞
|
Back Working Distance
|
8mm
|
Detector Interface Size
|
M45 x 1
|
Overall Dimensions (mm)
|
Φ63 x 61.1
|
Weight
|
225g
|
*For drawing, please contact us.
Athermalized LWIR Lens 50mm F/1.0 Application
- Long-range Thermal Imaging:
Ideal for long-distance thermal detection and imaging, providing detailed thermal data over extended ranges for surveillance and reconnaissance.
Used for inspecting large-scale industrial machinery, power systems, and infrastructure, detecting temperature anomalies and potential faults in difficult-to-access areas.
Perfect for military surveillance, reconnaissance, and target detection, enabling clear and precise thermal imaging in tactical operations, even in low-light or dark environments.
Athermalized LWIR Lens 50mm F/1.0 Packing
Our Athermalized LWIR Lens 50mm F/1.0 is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
FAQs
Q1: What are the primary applications of this lens?
The Athermalized LWIR Lens 50mm F/1.0 is ideal for long-range thermal imaging, including applications in industrial inspections, security surveillance, military and defense operations, drone-based aerial monitoring, search and rescue missions, automotive night vision, firefighting, and environmental monitoring.
Q2: Can this lens be used for both indoor and outdoor applications?
Yes, the Athermalized LWIR Lens 50mm F/1.0 is designed to perform in both indoor and outdoor environments. Its athermalized design ensures consistent focus and image clarity, even with temperature changes that can occur in outdoor environments.
Q3: Is the Athermalized LWIR Lens 50mm F/1.0 compatible with all thermal imaging systems?
This lens is designed for use with long-wave infrared (LWIR) thermal imaging systems, which typically operate in the 8-14 micron wavelength range. You should verify the lens’s compatibility with your specific camera or sensor system before use.
Specification

HFOV
|
384x288
|
640x512
|
1024x768
|
1280x1024
|
25μm
|
10.97
|
18.2
|
-
|
-
|
17μm
|
7.47
|
12.42
|
19.75
|
-
|
12μm
|
5.28
|
8.78
|
14.01
|
17.46
|
Optical Properties
Focal Length
|
50mm
|
F/#
|
1.0
|
Average Transmission
|
>88%
|
Back Focal Length
|
21.7mm
|
Environmental Durability
Operating Temperature
|
-40℃ to +80℃
|
Storage Temperature
|
-50℃ to +80℃
|
Protection Rating
|
IR67
|
First Surface Coating
|
AR
|
Mechanical Properties
Focusing Range
|
3m~∞
|
Back Working Distance
|
8mm
|
Detector Interface Size
|
M45 x 1
|
Overall Dimensions (mm)
|
Φ63 x 61.1
|
Weight
|
225g
|
*For drawing, please contact us.