NCC-1672 Exeter

2260s

NCC-1672-Exeter-Sciences.png

TOS S02E23 "The Omega Glory"
L to R: Command, Sciences

See Star Fleet Insignias Explained for an excellent article about TOS insignia usage.

 
TOS 2x23 Exeter.png
TOS 2x23 The Omega Glory - NCC-1672 Exter Sciences 2.png
 The insignia has the circles also starting at the top right

The insignia has the circles also starting at the top right