Polarizing Filter for Microscopes
A mounted polarizing filter designed for petrographic or biological microscopes to analyze light properties in samples. Classified under HTS 9002.20.80.00 as an optical filter part for laboratory instruments. It enables contrast enhancement in mineral and material studies.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If suitable solely for compound optical microscopes
Parts principally for microscopes of heading 9011 are classified there per Chapter 90 part rules.
If optical fibers or unmounted
Unmounted polarizing elements may shift to 9001 for basic optical elements.
If primarily plastic construction
Plastic optical filters not specially for instruments classify as other plastic articles.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include microscope compatibility certifications to prove instrument-specific use and avoid general parts classification
• Ensure labeling specifies 'optically worked' to differentiate from raw glass under exclusions
• Document wavelength transmission specs for customs valuation and technical compliance
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