plural of optic foramen

(anatomy) Either of a pair of passages through the orbit of the eye in the lesser wing of the sphenoid bone that is traversed by the optic nerves and ophthalmic arteries.

An input device consisting of a small surface with an optical sensor, integrated for some smartphones and subnotebooks.

plural of optical delusion

(dated) A vision or image that is deceptive or misleading, such as an optical illusion or a trick of the light.

The degree to which a lens, mirror, or other optical system converges or diverges light, equal to the reciprocal of the focal length of the device.

plural of optical power

Synonym of light microscope

The white, cup-like area in the center of the optic disc

An instrument, used both for recreational and scientific purposes, which provides a magnified view of distant objects by collecting and focusing light by means of mirrors and/or optical lenses.