Raman Amplifier Fiber from Japan
Germanium-doped single-mode optical fiber optimized for Raman amplification in long-haul communication networks, providing distributed gain for voice, data, and video signals across C-band wavelengths. High Raman gain coefficient design. Classifies under HTS 9001.10.0030.
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
• Include Raman gain coefficient spectrum (peak ~13 THz)
• Specify relative index difference (RID) and cutoff wavelength
• Document compatibility with 1450-1490nm pump lasers