Grouping of optical fibers
Growth of crack-free barium sodium niobate and related...
Guard holograms
Guest-host liquid crystal device
Guide device for a light wave conductor
Guide-connector assembly for joining optical fibers
Guided wave electrooptic/acoustooptic tunable filter
Guided wave optical frequency shifter
Guided wave spatial filter
Guided-wave optical branching components and optical switches
Guiding optical fibres