optical

As an adjective optical

is of, or relating to sight; visual.

As a noun slitmask is

a device that is attached to an optical device in order to remove all light except for that from a particular direction.

As an adjective optical

is of, or relating to sight; visual.

As a noun derotator is

(astronomy) any optical, electronic or digital device that corrects for the rotation of an image or field of view as a telescope tracks.

Optical is a related term of opticals.

As an adjective optical

is of, or relating to sight; visual.

As a noun opticals is

(india) spectacles.

As an adjective optical

is of, or relating to sight; visual.

As a noun nematicon is

a spatial optical soliton in a nematic liquid crystal.

As an adjective optical

is of, or relating to sight; visual.

As a noun autocollimator is

(physics) a device that uses a plane mirror to align or collimate optical devices.

As an adjective optical

is of, or relating to sight; visual.

As a noun bireflectance is

an optical effect in which the amount of plane polarized light reflected from a mineral sample varies as the sample is rotated.

As an adjective optical

is of, or relating to sight; visual.

As a noun biprism is

a fusion of two triangular prisms.

As adjectives the difference between optical and magnetooptical

is that optical is of, or relating to sight; visual while magnetooptical is having both magnetic and optical elements.

As an adjective optical

is of, or relating to sight; visual.

As a noun boresighting is

the alignment of a microwave or radar antenna using purely optical means.

As adjectives the difference between optical and photopyroelectric

is that optical is of, or relating to sight; visual while photopyroelectric is describing any optical system that uses a pyroelectric detector or imaging system.