TIL you actually can track synthesis targets with the scanner. These simaris wisps make a trail that lead right to the target but you can only see them with the scanner. :
Warframe Synthesis Scanner - How does it work? | GameWatcher
Cephalon Simaris Guide – Everything You Must Know - Wargame-Rd
The Sol-Battery Widget gives infinite Synthesis Scanner charges (which is not said in the description in-game). Just a notice. : r/Warframe
Scanning an enemy with a Synthesis Scanner in the Tennocon Alert yields over 6k Standing : r/Warframe
How to use Codex Scanner in Warframe?
Warframe: How to Use the Synthesis Scanner | How to Synthesize 3 Elite Arid Lancers(The New Strange) - YouTube