Diamond Turning Aspheres Mount from Japan
Single-point diamond machined aspheric lenses mounted for space telescope cameras and high-end projectors. Ultra-precise surface for diffraction-limited performance. HTS 9002.90.95.00 mounted precision optical elements.
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
• Surface figure (λ/20) and irregularity specs mandatory
• Document diamond turning process vs. molding
• Anti-reflective coating specs by wavelength range