Erbium Doped Fiber for Amplifiers from Japan
Rare-earth doped singlemode optical fiber containing erbium ions for optical amplification at 1550nm C-band. Used in EDFAs for long-haul telecom systems. HTS 9001.10.0070 classification for doped 'other' optical fibers.
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
• Provide dopant concentration and absorption spectra data confirming amplifier functionality,Certify as 'optical fiber' not 'optical fiber cable' with photos of bare fiber spool,Avoid declaring with amplifier housings which shift classification to finished apparatus