Optical Encoder Disk for Spectrometer from Germany
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 — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, 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