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Worth Four Dot Optical Test Kit from Japan

Polarized optical dissociator with four colored dots for binocular vision assessment. Sight-testing optical appliance under HTS 9018.90.20.00. Diagnoses suppression and fusion anomalies.

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

Specify polarization axis orientation and dot chromaticity values

Include trial frame compatibility and working distance specifications

Document orthoptic testing application vs. general polarized filters