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FLIR A6781 MWIR Camera

The FLIR A6781 MWIR Camera offers high-speed thermal imaging in the 3.0–5.0 μm range. Featuring a 640 × 512 InSb detector, f/2.5 optics – manual or motorised, three position motorised filter wheel, and a 125 Hz frame rate, it’s ideal for industrial, military, and R&D applications.

Available on back-order

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Estimated Lead Time:

2 to 3 weeks (Lead times may vary)

Description

High-Speed Thermal Imaging with the FLIR A6781 MWIR Camera

The FLIR A6781 MWIR Camera is a state-of-the-art thermal imaging system designed to capture rapid thermal events and monitor fast-moving targets with precision. Operating in the 3.0–5.0 μm spectral range with a fast 125 Hz frame rate, this camera is perfect for industrial, military, and manufacturing R&D applications. Equipped with an InSb detector and f/2.5 optics, the A6781 provides exceptional clarity and accurate temperature measurements for critical applications.

Key Features:

  • High-Speed Thermal Imaging: Capture rapid thermal events with a 125 Hz frame rate and sub-windowed rates up to 4,130 Hz.
  • Exceptional Temperature Accuracy: Features a built-in 3-position warm filter wheel for switching between standard and high-temperature ranges.
  • Flexible Lens Options: Offers both manual and remote-focus lenses to maximise measurement precision.
  • GigE Connectivity: Streamlined control and data capture using a single Gigabit Ethernet cable.
  • Easy Analysis: FLIR Research Studio software simplifies the Connect–View–Record–Analyse workflow for faster data interpretation and collaboration.

Simplified Setup and Operation

The FLIR A6781 MWIR Camera is designed for ease of use, allowing professionals to focus on their work rather than technical complexities. Its single-cable connectivity provides complete camera control and fast data streaming, while advanced triggering and synchronisation features ensure precise data capture. This robust system is ready to perform in the most demanding environments with minimal setup time.

Applications of the FLIR A6781 MWIR Camera:

  • Industrial process monitoring and quality assurance.
  • Military research and development.
  • High-speed thermal event analysis.
  • Material testing and non-destructive evaluation.
  • Aerospace and automotive thermal analysis.

Easy, Accurate Temperature Data:

Need Expert Assistance?

The team at Thermal Vision Direct is here to help you select the best thermal imaging solution for your needs. As a FLIR Premium Partner, we offer expert advice and tailored solutions. Contact us today for personalised recommendations and support.

Specifications

System Overview

Feature Specification
Detector Type FLIR Indium Antimonide (InSb)
Spectral Range 3.0 – 5.0 µm
Resolution 640 x 512
Pixel Size (square) 15 µm
Thermal Sensitivity/NETD ≤ 20 mK
Operability ≥ 99.8% (≥ 99.95% typical)
Sensor Cooling Closed-cycle rotary

Electronics

Feature Specification
Readout Type Snapshot
Readout Modes Asynchronous integrate while read, Asynchronous integrate then read
Synchronization Modes Sync In, Sync Out
Image Time Stamp Yes
Integration Time 480 ns to Full Frame
Pixel Clock 50 MHz
Frame Rate (Full Window) Programmable; 0.0015 Hz to 125 Hz
Subwindow Mode Flexible windowing down to 16 x 4 (steps of 16 columns, 4 rows)
Dynamic Range 14-bit
On-Camera Image Storage None
Radiometric Data Streaming Gigabit Ethernet (GigE Vision)
Standard Video SDI
Command and Control GenICam (GigE), RS-232

Temperature Measurement

Feature Specification
Standard Temperature Range -20°C to 350°C (-4°F to 662°F)
Optional Temperature Range 45°C to 600°C (ND1), 250°C to 2000°C (ND2), 500°C to 3000°C (ND3)
Accuracy ≤ 100°C ±2°C (±1°C typical), > 100°C ±2% of reading (±1% typical)
Ambient Drift Compensation Yes

Optics

Feature Specification
Camera f/Number f/2.5
Available Lenses Manual (3-5µm): 17 mm, 25 mm, 50 mm, 100 mm, 200 mm
Motorised (3-5µm): 17 mm, 25 mm, 50 mm, 100 mm, 200 mm
Close-up Lenses/Microscopes 1X, 3X
Lens Interface FLIR FPO-M (4-tab bayonet, motorised)
Focus Motorised (compatible with manual)
Filter Holder (Warm) 3-position motorised filter wheel (1 inch diameter filters)

Image/Video Presentation

Feature Specification
Palettes Selectable 8-bit
Automatic Gain Control Manual, Linear, Plateau equalisation, DDE
Overlay Fixed configuration, can be turned off
Video Modes SDI: 720p@50/59.9, 1080p@25/29.9
Standard Video Zoom Auto, best fit

General

Feature Specification
Operating Temperature Range -20°C to 50°C (-4°F to 122°F)
Power 24 VDC (< 24 W steady state)
Weight w/o Lens 2.3 kg (5 lbs)
Size (L x W x H) w/o Lens 226 x 102 x 109 mm (8.9 x 4.0 x 4.3 in.)
Mounting 2 x 1/4″ -20 tapped holes, 1 x 3/8″-16 tapped hole, 4 x 10-24 tapped holes
Export Classification ECCN 6A003.b.4.a
Declaration of Conformity See here

Documentation

SKU 29440-281 Category Brand:

Available on back-order

Product Demo Available

A demonstration for your application needs can be arranged

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