Fused Quartz Lens Blank for Semiconductor Lithography from China
An ultra-pure fused quartz blank for 193nm lithography stepper lenses. Fused quartz is considered glass per Chapter 70 note 5, and the blank is not optically worked. It falls under tariff item 7014.00.00 as an unworked optical element of glass.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the blank is not optically worked, as lithography lenses are often finished in Chapter 90
• Document the fused quartz composition to confirm it is 'glass' per Chapter 70 note 5
• Be aware that if the blank is for a specific lithography machine, it may be considered a part of Chapter 90 equipment