1) About the eye 2) An eye for a drink 3) Certain nerve 4) Concerning sight 5) Concerning the eye 6) Dispenser of spirit 7) Dispenser to cop it, sadly 8) Drinks dispenser 9) Drinks measuring device 10) Eye nerve 11) Eye related 12) Eye-related 13) Fiber attachment 14) Fiber follower 15) Fiber type 16) French word used in English Found on https://www.crosswordclues.com/clue/optic
Op'tic noun [ From Optic , adjective ] 1. The organ of sight; an eye. « The difference is as great between The optics seeing, as the object seen.» Pope. 2. An eyeglass. [ Obsolete] Herbert. Found on http://www.encyclo.co.uk/webster/O/27