Thorlabs offers the Optical-Grade Epoxy and Optically Clear Double-Sided Adhesive Tape. Thorlabs also carries standard epoxies and adhesives.
Choosing an adhesive for optics and optical assembly - Intertronics
AGC to Market Self-Adhesive Glass for Optical Bonding That Produces More Vivid and Clear Display Devices
Adhesives for Optical Waveguides NTT-AT
Video on Adhesives for Optical Applications
UV curing optical bonding touch screen adhesives best performance for electronics and automotive displays - Epoxy Adhesive Glue Manufacturer
NOA 65 Optical Adhesive 1oz bottle Norland
NOA All Purpose Kit Optical Adhesive 1oz bottles Norland
F-UVE-61 UV-Curing Epoxy
What is Optical Clear Adhesive (OCA) Bonding? - Boyd
PDF] Transmission properties of optical adhesives and bonding layers
OP-81-LS - Dymax
Norland NOA61 Optical Adhesive 365nm UV Cure 1cc or 3cc
Optical Adhesives - Optical Adhesive