280mm Long Focal Length Miniature Size Cooled Thermal Imager

• Customization: Available
• Pixel: 640X512
• Operating Temperature: -32ºC~60ºC
• Model NO.: JH640-280
• Analog Video: PAL
• Shutter Calibration: Manual / Automatic
• Frame Frequency: 30Hz (50Hz Customized)
• Features: High Sensitivity and High Resolution
• Applications: Observation and Monitoring
• Electronic Zoom: X 2 / X 4
• Communication: RS232 / RS422
• Transport Package: Standard Transportation Box
• Specification: 218mm x 98mm x 89mm
• Trademark: JOHO
• Origin: Wuhan
• Production Capacity: 100

Product Description

280mm Long Focal Length Miniature Size Cooled Thermal Imager

280mm long focal length medium wave cooled thermal camera is mainly used for remote observation. This mini-size thermal camera adopting high sensitivity medium wave cooled module and 640x512 module resolution is able to guarantee the clearer image; 15mm~280mm continuous zooming optical lens can recognize different target, such as person, vehicle or vessel effectively in a long distance.

Features
1. 15mm-280mm continuous zoom optic system can meet long-range, multi-task search and observation
2. Miniature size and light weight
3. High sensitivity and high resolution
4. Standard interface , easy to integrate
5. Entire enclosure shell protection and compact design.

Application
1. Air-borne Air-to-ground Observation and Monitoring
2. EO/IR System Integration
3. Search and Rescue
4. Airport, bus station and port security monitoring
5. Forest Fire Warning

Technical Specification

DETECTOR
Detector Type	MCT
Pixel	640x512
Spectral Band	3.7μm ~ 4.8μm
Pitch	15μm
NETD	≤23mk @ 25ºC
Cooling Type	Stirling Cycle Cooling
OPTICS
Focal Length	15mm ~ 280mm continuous zooming, F# :5.5
FOV (H)x(V)	1.97°x 1.58°~ 36.5°x 29.2°
FUNCTION & INTERFACE
Frame Frequency	30Hz (50Hz customized)
Analog Video	PAL
Communication Control Interface	RS232 / RS422( alternative)
Shutter Calibration	Manual / Automatic
Background Calibration	Yes
Polarity	BH / WH
Electronic Zoom	x 2 / x 4
Cross Cursor Display	On / off
Cross Cursor Position	Adjustable
Image Gain	Adjustable
Image Brightness	Adjustable
Image Enhancement	Adjustable
Image Reversal	Adjustable
Power Supply	DC 24-36V
Consumption	≤10W @ 25ºC
ENVIRONMENTAL
Operating Temperature	-32ºC ~ 60ºC
Storage Temperature	-40ºC ~ 70ºC
Vibration &Shock Proof	GJB150.16-86 /MIL-STD-810F-514.5
High & Low Temperature Test	GJB150.3-86 / MIL-STD-810F-514.5
PHYSICAL
Weight	≤1.6kg
Dimension	≤218mm x 98mm x 89mm
Color	Oxidation Black
RANGE PERFORMANCE
Recognize Range	8km ( 2.3m x 2.3m vehicle ) 4.5km ( 1.7m person )

Company Profile 
Wuhan JOHO Technology Co., Ltd founded in 2009, is a high-technology company based on infrared thermal imaging technology. Joho has built a complete infrared industrial chain from the bottom up: from core component to comprehensive electro optical infrared surveillance and tracking system.We have two R & D base in Hubei Zhongxiang and Wuhan City, well-known institutions of higher learning and research institutions at home and abroad.

Customer Distribution

Service Process

Products 
Our products includes thermal security cameras, electro-optics/infrared search and track system (EO/IR search and track system) and EO surveillance system, surveillance radar, laser range finder, fiber optical gyro, special power sources (thermal battery and silver-zinc battery Ag-zn battery) and OEM solutions,Personalized products and services to provide customers with a significant advantage. Due to the high quality of our products and reliable performance, Joho products are widely used in different applications, security and surveillance, law enforcement, maritime patrol, fishery administration, surveying and mapping and so on.
Advantages  
Certificate & Honor