- optical constant
- noun
: any of several quantities characteristic of the optical behavior of a substance (as the refractive index, absorption coefficient, or reflectivity for a specified wavelength)
Useful english dictionary. 2012.
Useful english dictionary. 2012.
optical constant — optinė konstanta statusas T sritis fizika atitikmenys: angl. optical constant vok. optische Konstante, f rus. оптическая постоянная, f pranc. constante optique, f … Fizikos terminų žodynas
Optical heterodyne detection — is an important special case of heterodyne detection. In heterodyne detection, a signal of interest at some frequency is non linearly mixed with a reference local oscillator (LO) that is set at a close by frequency. The desired outcome is the… … Wikipedia
Optical tweezers — (originally called single beam gradient force trap ) are scientific instruments that use a highly focused laser beam to provide an attractive or repulsive force (typically on the order of piconewtons), depending on the refractive index mismatch… … Wikipedia
Optical disc — Optical media redirects here. For transmission media for light, see Medium (optics). The optical lens of a compact disc drive. In computing and optical disc recording technologies, an optical disc is a flat, usually circular disc which encodes… … Wikipedia
Optical axis grating — Optical axis gratings (OAGs) are gratings of optical axis of a birefringent material. In OAGs, the birefringence of the material is constant, while the direction of optical axis is periodically modulated in a fixed direction. In this way they are … Wikipedia
Optical axis gratings — (OAGs) are gratings of optical axis of a birefringent material. In OAGs, the birefringence of the material is constant, while the direction of optical axis is periodically modulated in a fixed direction. In this way they are different from the… … Wikipedia
Optical molasses — Schematic Optical molasses is a laser cooling technique that can cool down neutral atoms to temperatures colder than a magneto optical trap (MOT). An optical molasses consists of 3 pairs of counter propagating circularly polarized laser beams… … Wikipedia
Optical phase space — Optical phase diagram of a coherent state s distribution across phase space. In quantum optics, an optical phase space is a phase space in which all quantum states of an optical system are described. Each point in the optical phase space… … Wikipedia
Optical aberration — v · d · e Optical aberration … Wikipedia
Optical disc drive — A CD/DVD ROM Drive A Blu ray (BD RE DL) writer tray in a Sony Vaio E series laptop … Wikipedia