ECCN 6B004

NSAT

Optical equipment, as follows .

Category: 6 - Sensors & LasersProduct Group: B - Test EquipmentLast Updated: 2026-04-10

Items Covered

  • b.Equipment other than optical surface scattering measurement equipment, having an unobscured aperture of more than 10 cm, specially designed for the non-contact optical measurement of a non-planar optical surface figure (profile) to an "accuracy" of 2 nm or less (better) against the required profile.

Control Reasons

NSNational Security

Items controlled for national security reasons under multilateral export control regimes.

Column 1: YesColumn 2: No
ATAnti-Terrorism

Items controlled for anti-terrorism reasons. Most items on the CCL have AT controls.

Column 1: YesColumn 2: No

Disclaimer

This information is for reference only. For official classifications, consult BIS or a qualified export control professional.

Official Reference