@iotaleah: UV-Curable Optical Gel, 99% Transmittance Need bubble-free, high-transparency full lamination for touchscreens, LCDs, or automotive displays? IOTA 3U20 is a UV-curable liquid silicone rubber offering 99% light transmittance. Refractive index of 1.407 with good adhesion. Working time up to 48 hours; after lamination, UV curing assisted by heat ensures stable results. #LiquidSilicone #LowViscosity #OpticalGrade #SiliconeGel