Profile Projector Protractor Screen Attachment from Canada
Angular measurement protractor overlay that attaches to profile projector screens for direct angle readings from magnified projections. Specifically engineered for 9031.80.40 shadowgraph screens. Falls under HTS 9031.90.70.00 as a dedicated accessory.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide installation photos/manuals showing screen-specific mounting
• Avoid generic protractor classification by specifying projection scale integration
• Declare magnification range compatibility explicitly