This is one of the few technologies passed down from the Old World, which can turn worthwhile moments into photos.
Craftable after buying the book at South Block Trade Center. Also, you get one from Merlin after your date with her during Mission: New Camera for Mei. Completing that mission is how you become able to take posed photographs during the game.
4 Bronze Bar
2 Small Silicon Chip
Data taken from game assets, game version 7.0100427. Listed values are without The Giver skill, which gives an extra 1-2 points.
All other characters will default to Neutral (+1).