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thin-film Dictionary Terms

optical modulator
A multilayered thin-film device used to modulate transmitted light in integrated photonic circuits.
inductance heater
A device used in thin-film deposition; the material to be evaporated is placed in a crucible that is heated inductively by...
jig allowance
Also called coating jig allowance. That margin on an optical component that is outside the clear aperture for use in holding...
residual absorption and scattering
Loss mechanisms that degrade the performance of all thin-film optical devices by removing radiant flux out of the specular...
lead selenide cell
A thin-film photoconductive cell that is sensitive to the infrared region. The photosensitive material of the cell is...
mirror coating
One or more thin-film layers of optical material deposited on a mirror blank/substrate in order to enhance the way that...
reactive evaporation
Reactive evaporation refers to a process in thin-film deposition where a material is deposited onto a substrate through...
thin-film semiconductor
A semiconductor formed by applying a particular single-crystal layer to the specific insulator.
optical filter
An optical filter is a device that selectively transmits or blocks specific wavelengths, or colors, of light. Optical...
dichroic mirror
A dichroic mirror, also known as a dichroic beamsplitter or interference filter beamsplitter, is an optical device that...
thin-film solar cell
A solar cell that is lightweight and flexible because of its construction by vacuum deposition of a semiconductor material...
thin-film deposition equipment
Thin-film deposition equipment refers to machinery and tools used in the process of depositing thin layers of material onto...
integrated optics
A thin-film device containing miniature optical components connected via optical waveguides on a transparent dielectric...
momentum transfer
In physics, momentum transfer is the amount of momentum transferred from one particle to another during particle collision...
ion-assisted deposition
A technique for improving the structure density of thin-film coatings by bombarding the growing film with accelerated ions...
laser trimming
The use of lasers in tailoring of such components as thin-film resistors. The process improves speed and accuracy.
ellipsometry
Ellipsometry is an optical technique used to characterize the properties of thin films and surfaces. It is based on the...
active-matrix display
A type of liquid-crystal display in which each display element contains an active component, such as a thin-film transistor,...
dichroic coating
A dichroic coating, also known as a dichroic filter or dichroic mirror, is an optical coating designed to selectively...
magnetic enhancement
Plasma-enriched deposition or planar magnetic sputtering that offers increased deposition rates in optical thin-film...
vacuum chamber
A vacuum chamber is a sealed enclosure from which air and other gases are removed to create a low-pressure environment,...
v-coat
A multilayer antireflective thin-film coating, so called because its reflectance rises steeply at wavelengths above and...
sputtering equipment
Sputtering equipment is machinery used in the process of physical vapor deposition (PVD), specifically sputtering....
ion-beam sputtering
Ion-beam sputtering (IBS) is a physical vapor deposition (PVD) technique used for depositing thin films onto substrates. It...
sapphire
Sapphire refers to a crystalline form of aluminum oxide (Al2O3) that is used in various optical and photonic applications...
reflective coating
Thin-film coating, single or multilayer, that is applied to a substrate to increase its reflectance over a specified range...
interferometric modulator display
Interferometric modulator display (IMOD) is a type of display technology used in electronic devices, known for its energy...
sol-gel
A gelatinous fluid that can be used as a porous thin-film coating for optical components, including laser beam collimators,...
active-matrix
An OLED display that has an integrated electronic backplane as its substrate. Active-matrix OLED displays use at least two...
thin-film waveguide
A transparent dielectric film, bounded by material of a lower index of refraction, capable of guiding light.
plasmon ion-assisted deposition
Plasmon ion-assisted deposition (PIAD) is a technique used in thin-film deposition processes, particularly in the production...
micro-optic gyroscope
A thin-film device that integrates optics and electronics on a single chip to provide a passive-ring resonator gyroscope...
residual gas analysis
A measurement in optical thin-film coating processes whereby the gases remaining in the vacuum chamber after coating are...
electron-beam evaporation
A method of thin-film deposition in which electrons boiled off a heated cathode are used to melt the coating material. If a...
metallic mesh filter
An interference filter in which a very thin metal foil with a periodic array of square holes (inductive mesh) or a thin...
lithium niobate
A crystalline ferroelectric material used primarily as a substrate and an active medium for thin-film optical modulators and...
thin-film memory
A memory device consisting of thin disks of a magnetic substance deposited on a nonmagnetic substrate for use in a computer.
dewetting
Dewetting is a phenomenon in materials science and physics where a thin film or coating spontaneously undergoes a process of...
thin-film circuit
A circuit whose passive components are deposited on a given substrate by sputtering or vacuum processes.
active-matrix OLED display
An OLED display that has an integrated electronic backplane as its substrate. Active-matrix OLED displays use at least two...
thin-film coating
Thin-film coatings are layers of material applied to the surface of an object or substrate, typically to modify its optical,...

(41 results found)

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