Attameter Artifact

Attameter Artifacts are one of three artifacts that are needed to get access to the Stronghold Portal to get to a Slench, or a Cretaphid in either the Celestial Archives, Alinos, the Vesper Defense Outpost, or Arcterra. It is a scannable Object in Metroid Prime Hunters.

Logbook Entry
"The ATTAMETER ARTIFACT contains schematics for atomicmapping, allowing a PORTAL to disassemble the molecular structure of anything within the teleportation matrix."