- List
- Viet Nam – Dual-use goods under the Ministry of Science and Technology – Circular No. 30/2026/TT-BKHCN
- HS code
- 85415100, 85415900, 902920, 903149
- Licensing ministry
- Ministry of Science and Technology
- ECCN
- 6A225
- Corresponding EU entry
- 6A225
Velocity interferometers for measuring velocities exceeding 1 km/s during time intervals of less than 10 microseconds (μs). Note:6A225 includes velocity interferometers such as: - VISARs (Velocity Interferometer Systems for Any Reflector); - DLIs (Doppler Laser Interferometers); - PDV (Photonic Doppler Velocimeters), also known as Het-V (Heterodyne Velocimeters); - Microwave velocity interferometers, including optic-microwave mixing velocimeters.