Optical Positioning Epoxy - OP-81-LS

• Model: Optical Positioning Epoxy - OP-81-LS
• Company: Dymax, Headquarters
• Type: Adhesives
• Viscosity, cP (Nominal): 60,000
• Glass Transition, Tg °C: 153
• Volumetric Shrinkage, %: 1.5
• Durometer Hardness: D90
• Tensile @ Break MPa [psi]: 45 [6,600]
• Elongation at Break, %: 2

UV/Visible, LED, and heat-curable optical epoxy features very low volumetric shrinkage and low CTE. Meets ASTM E595 low outgassing requirements for rapid optical positioning, lens and prism alignment, and fiber positioning. 80-85 °C heat-cure capability. Cold ship/cold storage at 1-5 °C. Recommended surfaces include polycarbonate, glass, acrylic, and metallic surfaces.