Abbe-Koenig Prism from Mexico
An Abbe-Koenig prism is a Porro-type prism with air-spaced roof surfaces that provides total internal reflection while maintaining high light transmission. It is an unmounted optical prism used in high-performance binoculars and other precision optical instruments. This product falls under tariff item 9001.90.00 as an unmounted optical element of any material.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the prism is truly unmounted; if it comes with a housing or frame, it may be classified elsewhere
• Declare the material (e.g
• glass) and intended use to avoid CBSA reclassification
• Keep technical datasheets showing optical function to support the tariff classification