How to get Frost Prime Neuroptics Blueprint in Warframe?

Frost Prime Neuroptics Blueprint is an item dropped from Void relics.
You can find the list of relics below, and click on the links to see how to get them.

Relics dropping Frost Prime Neuroptics Blueprint

• Neo E1 (Common) - Vaulted
• Axi D4 (Common) - Vaulted
• Axi E1 (Common) - Vaulted