The large zoom ratio refrigeration infrared thermal imager adopts continuous zoom mode, with a zoom ratio exceeding 10 ×. The lens adopts a dual reflection structure, effectively reducing weight and volume, and can be applied to systems such as optoelectronic search, optoelectronic reconnaissance, and optoelectronic tracking.
Main Technical Indicators
|
Model |
TH640 | TH640-420 | TH640-660 | TH640-460 | |
|
Performance Index |
Resolving Power |
640×512 | 640×512 | 640×512 |
640×512 |
| Detector | HgCdTe | HgCdTe | HgCdTe |
HgCdTe |
|
|
Corresponding Frequency Band |
Medium Wave |
Medium Wave |
Medium Wave |
Medium Wave |
|
|
Pixel Spacing |
15um | 15um | 15um |
15um |
|
|
F-number |
4 | 4 | 5.5 |
5.5 |
|
|
Working Mode |
Gaze | Gaze | Gaze |
Gaze |
|
|
Lens Parameters |
Zoom Mode |
Continuous Zoom | Continuous Zoom | Continuous Zoom |
Continuous Zoom |
|
Focal Range (mm) |
18~250 | 30~420 | 13.2~660 |
13.2~660 |
|
|
Electrical and Structural Characteristics |
Interface output |
Analog PAL/Digital LV DS | Digital Camera Link | Digital Camera Link |
Digital Camera Link |
|
External dimensions（mm） |
240×188×125 |
260×135×195 | 277×218×146 |
276×200×125 |
|
|
Weight (kg) |
＜3.5 | 4.5 | 5.8 |
3.7 |
|
|
Shell or not |
None |
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|
Working Temperature |
-40℃~+65℃ |
-40℃~+65℃ |
-40℃~+65℃ |
-40℃~+65℃ |
|
|
Vibration Level |
Meet the vibration requirements for environmental stress screening of electronic products |
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