Calcium Fluoride Ingot for UV Laser Optics from Japan
Czochralski-grown CaF2 single crystal ingot >2.5g for excimer laser optical windows transmitting below 200nm. HTS 3824.99.1100 covers these cultured crystal ingots excluding Chapter 90 elements. Exceptional UV transparency down to 120nm wavelength.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Transmission curve certification (<5% absorption at 193nm) distinguishes from Chapter 28 fluorides
• Hygroscopic nature requires sealed packaging documentation