Image Orthicon Camera Tube from Canada
Image Orthicon tubes were advanced photocathode CRTs used in early high-sensitivity TV cameras for live broadcasts and studio production. They multiply low-light electrons for intensified imaging. HTS 8540.20.20 covers these as other photocathode tubes specifically for television cameras.
Duty Rate — Canada → United States
16%
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 engineering drawings showing photocathode and multiplier stages unique to camera function
• Age-related fragility requires robust packaging declarations to avoid damage claims
• Consult CBP rulings for legacy tube imports to confirm continued camera tube status