Norland Adhesive Selector Guide CLICK on adhesive number to see a technical data sheet Description Cure ADHESION TO: TYPICAL PROPERTIES Glass Metal Plastic Color Viscosity at 25 Degrees C Refractive Index Modulus PSI Tensile PSI Elongation at Failure Shore D Hardness NOA 60 General purpose adhesive for bonding doublets, prisms or mounting components. UV Good Good Fair Clear 30..