Microchannel Plate Photomultiplier from Japan
MCP-PMT with 40mm active area featuring 25μm pore diameter microchannels for high-speed photon counting in PET scanners. Provides <25ps timing resolution for time-of-flight applications. HTS 8540.89.00.60 applies to this advanced light-sensing tube with photocathode and MCP amplification.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare MCP pore density (10K channels/cm²) and photocathode QE specifications for classification
• 21 CFR 1020 compliance for X-ray emission if medical imaging component
• Vacuum integrity test certificates required for tube sealing verification