Stroboscope Calibration Filter Set from Canada
Neutral density optical filters for lab calibration of stroboscope flash intensity and color temperature. Classified HTS 9029.90.60.00 as parts/accessories for accurate speed measurement validation. Excludes general lab glassware.
Duty Rate — Canada → United States
13.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Certify optical density values (e.g
• OD 1.0-3.0); include NIST-traceable calibration certs
• Fragile—use padded cases; declare glass content