Level 1 Synthchain:
Choose Wind Crystal icon.png Wind Crystal + Deton. Sphere icon.png Detonation Sphere, you will perform a wind synthesis. Follow this up by a Earth Crystal icon.png Earth Crystal + Sciss. Sphere icon.png Scission Sphere to create a Scission synthchain onto the device, which is a successful level 1 synthchain.
Continuing Level 1 Synthchain:
From here, you are able to then use a Fire Crystal icon.png Fire Crystal + Lique. Sphere icon.png Liquefaction Sphere to make a Liquefaction synthchain.
Upgrading to Level 2 Synthchain:
You may then follow with a Lightng. Crystal icon.png Lightning Crystal + Impac. Sphere icon.png Impaction Sphere to then create a level 2 Fusion synthchain.
Upgrading to Level 3 Synthchain:
After the above Fusion synthchain, you should then be able to use a Wind Crystal icon.png Wind Crystal + Fragm. Sphere icon.png Fragmentation Sphere to create a Light Synthchain.
Continuing Level 3 Synthchain:
You may then combine this with Light Crystal icon.png Light Crystal + Light Sphere icon.png Light Sphere for another Light synthesis chain.
Although this is technically Double Light, you only receive 15 spirit.