OMR Optical Mark Recognition

(OCR) Optical Character Recognition Equipment(OCR)

Active Optical

Adaptive Optical

Acousto optical correlation

Active Optical Network

acousto optical modulator

Adaptive Optical Network

Active Optical Fiber

active optical device

adaptive optical technique

active optical filter

Advanced Optical Network

access optical cable

active optical devices

Aerial Optical Cable

a nonlinear optical interface

Acousto optical modulators