Multi-Core Optical Fiber 7-Core from Japan
7-core coupled-core optical fiber for SDM with multiple coupled propagation modes. Falls under HTS 9001.10.00 as optical fiber bundle equivalent. Research platform for massive MIMO photonics.
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
• Core pitch and coupling length measurements; mode solver simulation data; R&D project affiliation docs