ECCN.DEV by Cancelli

7B002 Category 7B

Equipment “specially designed” to characterize mirrors for ring “laser” gyros, as follows (see List of Items Controlled).

Category 7: Navigation and Avionics

Reasons for control

Country chart

ControlColumn
AT applies to entire entryAT 1
MT applies to entire entryMT 1
NS applies to entire entryNS 1

List-based license exceptions

ExceptionAs stated in the entry
GBS N/A
LVS N/A

Items

  1. Items: a. Scatterometers having a measurement “accuracy” of 10 ppm or less (better);
  2. b. Profilometers having a measurement “accuracy” of 0.5 nm (5 angstrom) or less (better).

Related controls

See also 7B102 and 7B994

Source: eCFR, version 2026-08-01, retrieved 2026-08-20T04:04:59+00:00.