| OPT | lens used to concentrate light on an object |
|---|---|
| OPT | optical glass of low dispersion and low refractive index |
| OPT | a device for producing or controlling light |
| OPT | a very thin fiber made of glass that functions as a waveguide for light |
| OPT | a very thin fiber made of glass that functions as a waveguide for light |
| OPT | optical glass of high dispersion and high refractive index |
| OPT | the combining of images from the two eyes to form a single visual percept |
| OPT | clear homogeneous glass of known refractive index |
| OPT | an optical phenomenon that results in a false or deceptive visual impression |
| OPT | an instrument designed to aid vision |
| OPT | a lens that focuses the image in a camera |
| OPT | (Light Amplification by Stimulated Emission of Radiation) optical device that produces an intense monochromatic beam of coherent light |