HS Code 9002.20

Filters; mounted as parts or fittings for instruments or apparatus, of any material (excluding elements of glass not optically worked)

9002.20.40.00

NOS

General Duty: Free

Photographic filters, mounted, and parts and accessories therefor

9002.20.80.00

NOS

General Duty: Free

Filters, mounted, and parts and accessories therefor, for optical uses other than photographic