• 25mm F1.0 LWIR Thermal Imaging Lens
  • The design drawings of 25mm F1.0 LWIR Lens

25mm F1.0 LWIR Thermal Imaging Lens

Peoptix 25mm F1.0 LWIR thermal imaging lens features passive athermalization, maintaining sharp focus across −20 °C to +60 °C. With ≥85% average transmittance across the 8–12 μm band, it maximizes thermal sensitivity for thermal perimeter surveillance, UAV thermal inspection and maritime monitoring.

  • 25mm F1.0 LWIR Thermal Imaging Lens
  • The design drawings of 25mm F1.0 LWIR Lens

Description

Key Features

Passive Athermalization — Maintains sharp focus across −20 °C to +60 °C, delivering consistent LWIR imaging performance over the full operating temperature range

Fast F1.0 Aperture — Maximizes thermal sensitivity, enabling superior image quality under low thermal contrast conditions

Standard M25×0.75 Mount — Compatible with 640×512, 12 μm uncooled thermal cameras for rapid integration.

Technical Data

Model No.

PE 25mm/F1.0

Detector/Sensor

640 × 512

Pixel Pitch

12 μm 

Focal Length/EFL

25 mm

F-Number/F#

1.0

FOV(°)

17.4° (H) × 13.1° (V)  

Wavelength (μm)

8–12 μm

 Average Transmittance

≥85%

Focus

Athermalized & Manual

Focus Range

1 m – ∞

Mount

M25 × 0.75

Dimension(mm)

Length 21.9 mm, Ф31 mm

Weight(g)

29.1 g

Working Temperature

−20 °C to +60 °C

Storage Temperature

−20 °C to +70 °C


Applications 

  • Perimeter surveillance for critical infrastructure, including power plants, ports, and oil & gas facilities
  • UAV thermal payload for power line inspection, PV farm monitoring, and early wildfire detection
  • Industrial predictive maintenance via infrared thermography for electrical and mechanical equipment
  • Search and Rescue operations and wildlife observation using handheld thermal cameras and portable imaging systems
  • Maritime thermal monitoring for vessel detection, port security, and navigation safety

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