Worth Four Dot Optical Test Kit
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If polarizing ophthalmic spectacle lenses
Corrective eyewear polarizing material classifies under heading 9001.
If polarizing optical aiming devices
Liquid crystal polarizing devices for sighting classify under 9013.
If plastic polarizing sheets
Polarizing material in sheets/plates classifies by material.
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Import Tips & Compliance
• Specify polarization axis orientation and dot chromaticity values
• Include trial frame compatibility and working distance specifications
• Document orthoptic testing application vs. general polarized filters
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