optical

As an adjective optical

is of, or relating to sight; visual.

As a noun eriometer is

an optical device used to measure the diameters of fibres such as wool.

As an adjective optical

is of, or relating to sight; visual.

As a noun cosmorama is

an exhibition of perspective s using various optical effects.

As an adjective optical

is of, or relating to sight; visual.

As a noun spaser is

the nanoplasmonic counterpart of a laser; a nanoscale source of optical fields with potential uses in nanoscale lithography, probing and microscopy.

As an adjective optical

is of, or relating to sight; visual.

As a noun optomechanics is

(optics|mechanics) the design and manufacture of precision mechanical components of optical devices.

As adjectives the difference between optical and subdiffraction

is that optical is of, or relating to sight; visual while subdiffraction is describing any optical device or process involving a dimension shorter than that of the diffraction limit of the light involved.

As an adjective optical

is of, or relating to sight; visual.

As a noun nanoprobe is

an optical device for viewing extremely small objects.

As adjectives the difference between optical and quasioptical

is that optical is of, or relating to sight; visual while quasioptical is (physics) having some characteristics of an optical system or device.

As an adjective optical

is of, or relating to sight; visual.

As a noun photodensitometry is

the measurement of optical density by means of a photocell that measures the loss of light transmitted through a material.

As an adjective optical

is of, or relating to sight; visual.

As a noun photoplethysmograph is

an optically obtained plethysmograph, often produced by illuminating the skin in order to measures changes in light absorption.

As an adjective optical

is of, or relating to sight; visual.

As a noun optofluidics is

the science of optical devices incorporating fluids, especially such microfluidic devices.