Electron Bombardment Phosphor Tube from Japan
EBP tube using UV photocathode to generate photoelectrons accelerated onto P46 phosphor screen for cooled IR detection below 77K. Provides high gain (>1000) for astronomical applications. HTS 8540.89.00.60 covers this specialized light-sensing configuration.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Phosphor screen efficiency curves required for light conversion verification
• Cryogenic compatibility specs for liquid nitrogen operation
• ITAR controls apply to space-qualified versions