Small Lens Blank
A lens is cut from it at the Lens Grinder: twelve facets, one carrier and up to two actions. Cheap lenses are rough: every fourth cast leaves murk.
kinditemcreative tabFluxion
Currents
Prism3
Weave1What the Loupe reads: 4 in all. Wheel of Currents
In the Codex
Entry 
The Conduit — A bracer to pour flux through. Read the air by a river with the Loupe — flux is liveliest there.
Where to get
Caches
A Fluxionist's Homestead: the workshop, the Honeyfall Grove
Deeds in the World
Draw a tracery on the Pantograph: springs, channels, mouthsit cuts the spell into the blank; a shard for every mark