PbS Lead Sulfide Photoconductive Cell
Infrared photoconductive detector using lead sulfide for thermal imaging preprocessing. Classified HTS 8541.49.95.00 as other photosensitive semiconductor. Legacy technology discrete component.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If thermal imaging camera specific sensor
Thermal camera sensors specifically excluded from 8525.83, go to other camera sensors.
If calibrated thermometer detector assembly
Temperature measuring instruments containing IR sensors classified in 9025.
If electrical parts with photoconductive function
Photoconductive parts of electrical apparatus fall under 8543 parts.
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Import Tips & Compliance
• Lead content declarations mandatory under TSCA regulations
• Cryogenic operating specs distinguish from ambient IR detectors
• Special handling for toxic material import permits
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