RP Photonics logo
RP Photonics
Technical consulting services on lasers, nonlinear optics, fiber optics etc.
Profit from the knowledge and experience of a top expert!
Powerful simulation and design software.
Make computer models in order to get a comprehensive understanding of your devices!
Success comes from understanding – be it in science or in industrial development.
The famous Encyclopedia of Laser Physics and Technology – available online for free!
The ideal place for finding suppliers for many photonics products.
Advertisers: Make sure to have your products displayed here!
… combined with a great Buyer's Guide!
VLib part of the

Keywords beginning with O

See also our glossary!

A short explanation for a term is also displayed, when you move the mouse cursor on an article keyword in the list.

The page with article article categories helps you to find more articles on a certain topical area.

You should also check out the Photonics Spotlight and the RP Software News, which you can receive as e-mail newsletters!

On this page you find all our encyclopedia articles on keywords beginning with "O". Indented lines indicate articles on related topics. Further below, you find the acronyms.

(See also: list of products for the letter O)

one-atom lasers → single-atom lasers

OP-GaAs → orientation-patterned semiconductors

operation modes of lasers → modes of laser operation

optical amplifiers → amplifiers

optical attenuators

optical bandwidth → bandwidth

optical bomb → superradiance

optical breakdown → laser-induced breakdown

optical cavities → cavities

optical clocks

optical clockworks

optical coatings → dielectric coatings

optical communications → optical data transmission

optical damage → laser-induced damage

optical damage threshold → laser-induced damage

optical data transmission

optical density

optical fiber cables → fiber cables

optical fiber communications

Case study: data transmission

optical fiber sensors → fiber-optic sensors

optical fiber technology → fiber optics

optical fibers → fibers

optical filters

optical fluence → fluence

optical frequency

optical frequency domain reflectometry → fiber-optic sensors

optical frequency metrology → frequency metrology

optical frequency standards

optical frequency synthesizers → frequency combs

optical gain → gain

optical heterodyne detection

optical intensity

optical interference → interference

optical interference coatings → dielectric coatings

optical isolators → Faraday isolators

optical lattice clocks → optical frequency standards

optical links → fiber-optic links

optical metrology

optical modulators

optical molasses

optical nanofibers → nanofibers

optical networks → fiber-optic networks

optical parametric amplifiers

Spotlight 2006-09-21: Power scaling limits of optical parametric amplifiers

optical parametric chirped-pulse amplification

optical parametric generators

optical parametric oscillators

Spotlight 2007-08-23: An OPO without resonator mirrors

Spotlight 2006-09-03: Resolution of conundrum: threshold power for parametric nonlinear interactions

optical phase

optical power

optical power monitors

optical powermeters → powermeters

optical pulse generation → pulse generation

optical pulses → pulses

optical pumping

optical rectification

optical refrigeration

optical resonators

Spotlight 2016-07-05: The round-trip phase shift in an optical resonator

Spotlight 2009-04-05: Stability of resonators – an ambiguous term

Spotlight 2006-11-28: The role of diffraction in optical resonators

Spotlight 2006-11-21: The resonator mystery

optical return loss → return loss

optical rulers → frequency combs

optical sampling

optical sensors → fiber-optic sensors

optical spectrum

Spotlight 2007-10-11: Understanding Fourier spectra

optical spectrum analyzers → spectrometers

optical telegraph → free-space optical communications

optical thickness

optical traps → light forces

optical tweezers

optical wavelength → wavelength

optically pumped semiconductor lasers → vertical external-cavity surface-emitting lasers


orange lasers → yellow and orange lasers

orientation-patterned semiconductors


output couplers

output coupling efficiency

Acronyms beginning with O

OADM = optical add/drop multiplexer → optical fiber communications

OD = optical density

OFS = optical fiber sensor → fiber-optic sensors

OP-GaAs = orientation-patterned gallium arsenide → orientation-patterned semiconductors

OPA = optical parametric amplifier

OPCPA = optical parametric chirped-pulse amplification

OPG = optical parametric generator (or optical parametric generation)

OPO = optical parametric oscillator

OPS-VECSEL = optically pumped semiconductor vertical external-cavity surface-emitting laser

OPSL = optically pumped semiconductor laservertical external-cavity surface-emitting lasers

ORL = optical return loss

OSNR = optical signal-to-noise ratio

OTDM = optical time division multiplexing

OVD = outside vapor deposition → fiber fabrication

… and if you need any more help on such topics, consider to use the consulting services of RP Photonics Consulting GmbH! There is a variety of various services available in topical areas such as lasers, amplifiers, nonlinear optics, fiber optics, ultrashort pulses, multilayer mirrors, noise and fluctuations, and other topics in photonics and optoelectronics.