| slovo | definícia |
photometer
(encz) | photometer,fotometr n: Zdeněk Brož |
Photometer
(gcide) | Photometer \Pho*tom"e*ter\, n. [Photo- + -meter: cf. F.
photom[`e]tre.] (Physics)
An instrument for measuring the intensity of light, or, more
especially, for comparing the relative intensities of
different lights, or their relative illuminating power.
[1913 Webster] Photometric |
photometer
(wn) | photometer
n 1: measuring instrument for measuring the luminous intensity
of a source by comparing it (visually or photoelectrically)
with a standard source
2: photographic equipment that measures the intensity of light
[syn: light meter, exposure meter, photometer] |
| | podobné slovo | definícia |
cytophotometer
(encz) | cytophotometer, n: |
microphotometer
(encz) | microphotometer,mikrofotometr n: Zdeněk Brož |
spectrophotometer
(encz) | spectrophotometer,spektrofotometr Jaroslav Šedivý |
Astrophotometer
(gcide) | Astrophotometer \As`tro*pho*tom"e*ter\, n. [Pref. astro- +
photometer.] (Astron.)
A photometer for measuring the brightness of stars.
[Webster 1913 Suppl.] |
Photometer
(gcide) | Photometer \Pho*tom"e*ter\, n. [Photo- + -meter: cf. F.
photom[`e]tre.] (Physics)
An instrument for measuring the intensity of light, or, more
especially, for comparing the relative intensities of
different lights, or their relative illuminating power.
[1913 Webster] Photometric |
Spectrophotometer
(gcide) | Spectrophotometer \Spec`tro*pho*tom"e*ter\, n. [Spectrum +
photometer.]
1. (Opt.) An instrument for measuring or comparing the
intensities of the colors of the spectrum.
[1913 Webster]
2. (Chem., Physics) An analytical instrument for measuring
the degree of absorption of light at different wavelengths
by a chemical substance. A specific pattern of absorption
intensities at a series of wavelengths is a characteristic
of each different chemical substance.
[PJC] |
cytophotometer
(wn) | cytophotometer
n 1: a photometer that can be used to locate and identify
chemical compounds in a cell by measuring the intensity of
the light that passes through stained sections of the
cytoplasm |
microphotometer
(wn) | microphotometer
n 1: special kind of densitometer that measures density
variations over a very small area |
spectrophotometer
(wn) | spectrophotometer
n 1: a photometer for comparing two light radiations wavelength
by wavelength |
|