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IR6416 Athermalized LWIR Lens 18mm F/1.0

Catalog No
IR6416
Focal Length
18mm
F/#
1.0
Operating Temperature
-40℃ to +60℃

The Athermalized LWIR Lens 18mm F/1.0 offers exceptional reliability and superior image quality for high-performance infrared applications. Stanford Optics is dedicated to the research, development, and manufacturing of mid-wave infrared (MWIR) and long-wave infrared (LWIR) optical systems.

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Athermalized LWIR Lens 18mm F/1.0
Athermalized LWIR Lens 18mm F/1.0
Description
Specifications
Reviews

Athermalized LWIR Lens 18mm F/1.0 Description

The Athermalized LWIR Lens is designed to deliver exceptional performance in challenging long-wave infrared applications. With its high-speed, wide-aperture F/1.0 design, this lens offers outstanding light transmission, providing clear and detailed images even in low-light conditions. Its athermalized construction guarantees consistent optical performance across a wide range of temperatures, reducing thermal drift and ensuring stable focus without the need for active temperature control. Featuring an 18mm focal length, the lens offers a wide field of view, making it perfect for thermal imaging, surveillance, and industrial monitoring. Built from high-quality materials and expertly calibrated, the Athermalized LWIR Lens provides reliable, top-tier image quality for professional infrared applications.

Athermalized LWIR Lens 18mm F/1.0 Application

  • Thermal Imaging Cameras: Optimizes the detection of heat signatures for both commercial and military applications, delivering clear images across a range of lighting conditions.
  • Surveillance Systems: Strengthens security monitoring by providing reliable infrared imaging in various environmental temperatures, eliminating the need for frequent recalibration.
  • Industrial Inspection: Supports non-destructive testing and ongoing monitoring of machinery, electrical systems, and infrastructure by identifying thermal anomalies, helping prevent equipment failures.
  • Environmental Monitoring: Aids in tracking natural phenomena, such as wildlife activity and habitat shifts, with consistent thermal imaging despite temperature variations.
  • Night Vision Equipment: Improves visibility in low-light or total darkness for law enforcement, security, and outdoor activities.

Athermalized LWIR Lens 18mm F/1.0 Packing

Our Athermalized LWIR Lens 18mm F/1.0 is carefully handled during storage and transportation to preserve the quality of our product in its original condition.

Specifications

HFOV

160x120

384x288

640x512

1280x1024

25μm

6.11

-

-

-

17μm

8.64

20.56

-

-

12μm

6.11

14.59

24.09

-

Optical Properties

Focal Length (mm)

18mm

F/#

1.0

Average Transmission

>88%

Back Focal Length

10.11mm

Environmental Durability

Operating Temperature

-40℃ to +60℃

Storage Temperature

-50℃ to +70℃

Protection Rating

IR67

First Surface Coating

AR

Mechanical Properties

Focusing Range

0.3m~∞

Back Working Distance

14

Detector Interface Size

M34 x0.75-6g

Overall Dimensions (mm)

Φ35 x 28.5

Weight

48g

*For drawing, please contact us.

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FAQ
What is an athermalized IR lens?

An athermalized IR lens is designed to maintain focus across varying temperatures without needing manual adjustment. It automatically compensates for thermal expansion and contraction, which can affect image clarity in infrared imaging applications.

How does an athermalized IR lens work?

It uses materials with differing thermal expansion rates or unique mechanical designs to counteract temperature-induced focal shifts. This allows it to remain in focus over a wide temperature range.

Why is temperature stability important in IR lenses?

IR lenses are often used in applications with significant temperature fluctuations. Temperature changes can cause the expansion or contraction of lens materials, altering the focus. A thermalized lenses maintain clarity and focus automatically in these conditions.

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