Nidek LM-1800 Lensmeter from China
The Nidek LM-1800 is a digital lensometer measuring spectacle lens power, cylinder axis, prism, and coating properties for prescription verification and lens production quality control. Falls under HTS 9018.50.00.00 as ophthalmic instrument for lens evaluation. Essential for opticians verifying finished eyewear prescriptions.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include calibration verification using certified test lenses traceable to international standards
• Document measurement range specifications for high-power, progressive, and aspheric lenses
• Provide waveform analysis capabilities for free-form progressive lens verification