Color Vision Test Lantern from Canada
Edridge-Green lantern simulating railway signaling for color blindness diagnosis. Optical instrument under HTS 9018.90.20.00 for medical sight-testing. Tests aviation and transportation worker qualification.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include CIE chromaticity coordinates for color accuracy verification
• Specify luminance levels meeting ANSI Z80.3 phototherapy standards
• Document occupational medical testing use vs. general lighting