Photocathode for Streak Camera from Japan
S-20 extended red photocathode tube for picosecond streak cameras, providing 10ps time resolution in laser-plasma interaction studies. Features bi-alkali cathode with 30% QE at 800nm. Classified under HTS 8540.89.00.60 as high-speed light-sensing tube.
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
• Time resolution specs (<50ns excludes from 8525.81 high-speed classification
• UHV compatibility certification for research vacuum systems
• Laser safety classification documentation if paired with femtosecond sources