SF11 Dense Flint Glass Lens Blank for Telescopes from Mexico
An SF11 optical flint glass blank for achromatic telescope objectives, cut to shape but unpolished. The blank is not optically worked, as it has not been ground or polished for optical performance. It falls under tariff item 7014.00.00 as an unworked optical element of glass.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the blank is not optically worked to stay under this tariff item
• Document the glass type (SF11) and the intended use in telescope objectives
• If the blank is for a specific telescope, consider if it is a part of Chapter 90 goods