Intertronics epoxy potting compound works with optical filters

Opti-tec 5020 two-part epoxy potting compound is a clear adhesive with a low viscosity of 1000 cps and a temperature range of -55°–115°C. It offers hardness of 60 Shore D, one-hour pot life, and 24-hour room-temperature cure. Low exothermic output during cure enables larger quantities to be mixed. The compound has uses with optical filters, LEDs, and optoelectronic assemblies.
Intertronics
Kidlington, Oxfordshire, England
www.intertronics.co.uk/opt5020