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IR6418 Athermalized LWIR Lens 4.4mm F/1.0

Catalog No
IR6418
Focal Length
4.4mm
F/#
1.0
Operating Temperature
-40℃ to +80℃

The Athermalized LWIR Lens 4.4mm F/1.0 delivers professionals a reliable and high-performance infrared imaging solution for any scenario. Stanford Optics is dedicated to the research, development, and production of advanced mid-wave infrared (MWIR) and long-wave infrared (LWIR) optical systems.

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Athermalized LWIR Lens 4.4mm F/1.0
Athermalized LWIR Lens 4.4mm F/1.0
Description
Specifications
Reviews

Athermalized LWIR Lens 4.4mm F/1.0 Description

The Athermalized LWIR Lens 4.4mm F/1.0 is an outstanding choice for high-performance long-wave infrared imaging across a wide range of demanding applications. Its precise 4.4mm focal length and wide f/1.0 aperture deliver exceptional image clarity and sensitivity, while the athermalized design ensures stable optical performance in fluctuating thermal conditions, eliminating the need for frequent recalibration. Ideal for use in surveillance, industrial inspection, medical diagnostics, and aerospace operations, this lens provides consistent, accurate thermal imaging, improving both operational efficiency and safety. Expertly crafted with top-tier materials, the Athermalized LWIR Lens 4.4mm F/1.0 is a reliable and superior infrared imaging solution for professionals in any field.

Athermalized LWIR Lens 4.4mm F/1.0 Application

  • Thermal Imaging Cameras: Improve the detection of heat signatures in both commercial and military settings, offering clear and detailed visuals in a wide range of lighting conditions.
  • Surveillance Systems: Strengthen security operations by providing dependable infrared imaging across varying environmental temperatures, reducing the need for constant recalibration or adjustments.
  • Industrial Inspection: Enable non-invasive testing and ongoing monitoring of machinery, electrical systems, and infrastructure by detecting thermal anomalies, helping to prevent equipment failures.
  • Environmental Monitoring: Assist in the observation of natural phenomena, such as wildlife behavior and habitat changes, with stable thermal imaging that remains unaffected by temperature fluctuations.

Athermalized LWIR Lens 4.4mm F/1.0 Packing

Our Athermalized LWIR Lens 4.4mm 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

1024x768

25μm

48.89

-

-

-

17μm

34.35

73.14

-

-

12μm

24.62

55.28

-

-

Optical Properties

Focal Length (mm)

4.4mm

F/#

1.0

Average Transmission

>85%

Back Focal Length

8.87mm

Environmental Durability

Operating Temperature

-40℃ to +80℃

Storage Temperature

-50℃ to +80℃

Protection Rating

IR67

First Surface Coating

AR

Mechanical Properties

Focusing Range

0.3m~∞

Back Working Distance

7.5mm

Detector Interface Size

M25 x 0.5

Overall Dimensions (mm)

Φ26 x 28.7

Weight

40g

*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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