Optical Encoder Disk for Spectrometer from Canada
Chrome-on-glass encoder disks with 3600 lines/mm resolution for grating position feedback in scanning spectrophotometers (9027.30). Provides sub-arcsecond wavelength accuracy. Essential optical positioning component under 9027.90.64.00.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide line pitch uniformity and chrome thickness metrology reports
• Document compatibility with specific grating drive mechanisms
• Specify environmental tolerances (temperature, humidity) for analytical use