</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
9018.90.20.00/Keratometer Measurement Head/Canada

Keratometer Measurement Head from Canada

Precision optical attachment measuring corneal curvature for contact lens fitting. Classifies under HTS 9018.90.20.00 as optical appliance part for sight-testing. Provides dioptric measurements of corneal astigmatism.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Calculate with your customs valueVerify classification with AI

Import Tips

• Calibrate against NIST-traceable standards before import declaration

• Declare as medical device part with principal use documentation

• Avoid describing as 'industrial optical gauge' to prevent Chapter 90 shift

Keratometer Measurement Head from Canada — Import Duty Rate | HTS 9018.90.20.00