This 3" Germanium Lens & Adapter Add-on for S-Type Enclosures (KT-THERM-GE) is the optimal solution for providing thermal imaging for all S-Type camera housings. The 3" Germanium Lens & Adapter Add-on for S-Type Enclosures (KT-THERM-GE) mounts securely to all Dotworkz S-Type camera housings.