Chalcogenide Glass Aspheric Lens from Japan
Molded aspheric lens from chalcogenide glass (As2Se3) for MWIR/LWIR thermal imaging. HTS 9001.90.90.00 as unmounted specialty optical element with low chromatic dispersion. Used in uncooled thermal cameras.
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
• Abbe number and dispersion curves document specialty glass optical properties
• Hazardous material declarations for arsenic content; proper shipping papers essential
• Military end-use certifications may trigger additional scrutiny