Low-Light Shortwave Infrared Imager

Low-Light Shortwave Infrared Imager

The Low-Light SWIR Imager uses an InGaAs detector and high-magnification optics for precision performance in the 0.9μm to 1.7μm range.
● Equipped with a 30–390mm lens.
● Adaptive algorithms provide HDR, noise filtering, and high image consistency (≤3‰).
● Engineered to see through fog, smoke, and haze in temperatures from -20°C to +60°C.
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Description

The Shortwave Infrared Imager from LEADIR represents a pinnacle in integrated sensing. By combining a 640×512 resolution InGaAs detector with a 15μm pixel pitch and a high-precision motorized zoom lens, this camera excels in identifying targets that are invisible to the naked eye or standard thermal cameras.

The system is highly effective at penetrating atmospheric challenges such as fog, smoke, and haze. It also possesses the unique ability to image through common glass and silicon wafers, making it indispensable for long-range surveillance, laser detection, and industrial monitoring. With advanced functions like one-click focus and electric zoom/focus, operators can rapidly respond to fast-changing environments.

 

Technical Specification

Category

Parameter

Technical Value

Detector

Resolution

640 × 512

Pixel Size

15 μm

Spectral Range

0.9 μm ~ 1.7 μm

Cooling Method

TEC Cooling

Optics

Focal Length

30mm (±5%) ~ 390mm (±5%)

Aperture

F5 ~ F7

Field of View (FOV)

1.4°×1.13° ~ 18.2°×14.6°

Performance

Dynamic Range

65 dB (LG) / 55 dB (MG)

Output Frame Rate

50 Hz (720P)

Interfaces

Video Output

HD-SDI

Communication

RS422

Electrical

Power Supply

DC 12V ± 1V

Power Consumption

≤ 25 W @ 25°C

Physical

Dimensions

≤ 260 mm × 110 mm × 100 mm

Weight

≤ 2.9 kg

1

 

Application Scenarios

Defense & Security

Border and coastal defense, camouflage target recognition, and long-range security monitoring.

Industrial Inspection

Semiconductor inspection, silicon wafer imaging, and machine vision.

Research

Astronomical imaging, laser spot detection, and scientific research.

 

Key Functions & Advantages

 

  1. Motorized Control: Features electric zoom, electric focus, and a convenient one-click focus function.
  2. Adaptive Imaging: Manual and automatic integration time and gain adjustment to suit any lighting condition.
  3. Digital Zoom: Built-in electronic zoom capabilities of ×2 and ×4.
  4. Display Versatility: Supports horizontal, vertical, and diagonal mirroring; black-hot/white-hot polarity switching; and crosshair cursor overlay.
  5. Hardware Protection: Integrated under-voltage and reverse polarity protection for enhanced field reliability.

 

Product Series & Availability

 

We offer a comprehensive range of SWIR solutions, from high-precision continuous zoom cameras to high-speed engine modules and core components.

1. SWIR Cameras

Our integrated zoom cameras provide seamless transitions for long-range imaging. Available focal lengths:

Fix focal length:12mm|25mm|50mm|100mm|500mm

Compact & Mid-Range: 15–300mm | 20–260mm | 30–390mm | 40–320mm

Ultra Long-Range: 88–1200mm

2. SWIR Camera Modules

Versatile engine modules for seamless system integration:

High-Speed Camera Link: Digital output supporting 200Hz, 400Hz, and 500Hz.

Dual-Mode Camera Link + PAL: Combined digital and analog PAL output.

Professional SDI + PAL: HD-SDI (720P) digital output paired with analog PAL.

3. Core Components & Optics

Standard and custom building blocks for SWIR technology:

InGaAs Sensors: High-resolution 640 × 512 and 1280 × 1024 focal plane arrays.

SWIR-Optimized Lenses: Full selection of Motorized Zoom and Fixed Focal Length optics.

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