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Instrument to measure light intensity
common photometers included Rumford's photometer, which compared the depths of shadows cast by different light sources, and Ritchie's photometer, which
Photometer
The Kepler photometer is the main instrument on NASA's Kepler space telescope. It is a Schmidt telescope (95 cm clear aperture, 140 cm mirror) with an
Kepler_photometer
Laboratory device
It is also known as flame emission spectroscopy. A photoelectric flame photometer is an instrument used in inorganic chemical analysis to determine the
Photoelectric flame photometer
Photoelectric_flame_photometer
Determination of light intensities of astronomical bodies
through a telescope using a photometer, often made using electronic devices such as a CCD photometer or a photoelectric photometer that converts light into
Photometry_(astronomy)
NASA infrared space telescope (2003–2020)
University; the flight hardware was built by Ball Aerospace. Multiband Imaging Photometer for Spitzer (MIPS) Three detector arrays in the mid- to far-infrared (128
Spitzer_Space_Telescope
Device for measuring the Earth's ionosphere
The tiny ionospheric photometer (TIP) is a small space-based photometer that observes the Earth's ionosphere at 135.6 nm. The TIP instruments were designed
Tiny_Ionospheric_Photometer
A Sun photometer is a type of photometer conceived in such a way that it points at the Sun. Recent sun photometers are automated instruments incorporating
Sun_photometer
Laboratory instrument
Plate readers, also known as microplate readers or microplate photometers, are instruments which are used to detect biological, chemical or physical events
Plate_reader
Scientific instrument on the Hubble Space Telescope
The High Speed Photometer (HSP) is a scientific instrument formerly installed on the Hubble Space Telescope. The HSP was designed to measure the brightness
High_Speed_Photometer
Technique using light to measure the amount of blood in the walls of the vagina
the walls of the vagina. The device that is used is called a vaginal photometer. The device is used to try to obtain an objective measure of a woman's
Vaginal_photoplethysmograph
Branch of spectroscopy
properties of a material as a function of wavelength. Spectrophotometry uses photometers, known as spectrophotometers, that can measure the intensity of a light
Spectrophotometry
NASA satellite of the Explorer program
two-channel auroral photometer to measure auroral emissions beneath the spacecraft, and a five-channel solar soft X-ray photometer. SNOE also carried a
Student_Nitric_Oxide_Explorer
American scientist
Sloane's best known invention, introduced in 1878, was the self-recording photometer for gas power — the first instrument to mechanically register the illuminating
T._O'Conor_Sloane
European visible and near-infrared space observatory, launched in 2023
600-megapixel camera to record visible light, a near-infrared spectrometer, and photometer, to determine the redshift of detected galaxies. It was developed by the
Euclid_(space_telescope)
NASA flyby mission to Venus (1967–1968)
additional equipment that was not flown on Mariner 4, such as its Ultraviolet Photometer, two 50 MHz DFR antennas, a 423 MHz DFR antenna mounted on the end of
Mariner_5
Japanese technology company
X-ray image processing systems, colour proofing systems, and X-ray film; photometers, 3-D digitizers, and other sensing products; and textile printers. It
Konica_Minolta
NASA space telescope for exoplanetology (2009–2018)
Milky Way have such planets, Kepler's sole scientific instrument is a photometer that continually monitored the brightness of approximately 150,000 main
Kepler_space_telescope
1962 high-altitude nuclear test by the U.S. over the Pacific Ocean
was operating an airglow photometer at a field station near Rolleston, twenty miles southeast of Christchurch. The photometer was designed and calibrated
Starfish_Prime
Analytical method
A photoelectric cell collects the light with a spectrophotometer or a photometer, which passes through the cuvette. A measurement is then given for the
Turbidimetry
NASA/DLR solar probes launched in 1974–76
between 80 keV and 1 MeV. The Zodiacal light instrument includes three photometers developed by the Max Planck Institute for Astronomy to measure the intensity
Helios_(spacecraft)
NASA near-infrared space observatory
SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer) is a near-infrared space observatory that is performing
SPHEREx
Soviet space probe that landed on Venus in 1982
thermometers, barometers – ITD spectrometer / directional photometer – IOAV-2 ultraviolet photometer mass spectrometer – MKh-6411 penetrometer / regolith ohmmeter
Venera_13
Polish-German astronomer
instrumentation for this purpose. This included new types of calorimeter and photometer detectors. When the Nazi government took over in Austria in 1938, he was
Kasimir_Graff
Physics concept
absorption. The optical depth of the atmosphere can be measured with a Sun photometer. The optical depth with respect to the height within the atmosphere is
Optical_depth
Chemical compound
and other heavy metals, which is separated and analyzed in a spectro-photometer. Potassium cyanide is a potent inhibitor of cellular respiration, acting
Potassium_cyanide
Instrument for measuring the concentration of suspended particulates
A nephelometer or aerosol photometer is an instrument for measuring the concentration of suspended particulates in a liquid or gas colloid. A nephelometer
Nephelometer
European space observatory for astrometry (2013–2025)
direction prior to detection. The Blue Photometer (BP) operates in the wavelength range 330–680 nm; the Red Photometer (RP) covers the wavelength range 640–1050 nm
Gaia_(spacecraft)
NASA satellite of the Explorer program
several dayglow, nightglow, and auroral optical emission features. A photometer containing two separate optical channels was used. Spectral selection
Explorer_54
1872 painting by Claude Monet
the brightest spot on the canvas, it is in fact, when measured with a photometer, the same brightness (or luminance) as the sky. Margaret Livingstone,
Impression,_Sunrise
Physics tool
Brewster.[citation needed] Wheatstone's photometer was probably suggested by this appliance. The photometer enables two lights to be compared by the
Kaleidophone
American electrical engineer
patent 4,131,919 Patent – Electronic Still camera U.S. Patent 3,951,552 "Photometer-digitizer system" to Thomas McCord and James Westphal, filed August 7
Steven_Sasson
Device used to measure the amount of light
incident light to pass through. In another example, sold as Heyde's Aktino-Photometer starting from the early 1900s, the photographer views the scene through
Light_meter
A goniophotometer is a photometer for measuring the directional light distribution characteristics of light sources, luminaires, optical media, and surfaces
Goniophotometer
NASA experiment to measure radiation from the Sun
calibrators for the instrument variability. XPS (XUV Photometer System) was a 3.6 kg, 9 watts photometer which invoked filters to monitor the X-ray and UV
Solar Radiation and Climate Experiment
Solar_Radiation_and_Climate_Experiment
To measure and/or adjust the color response of a device to a known state
with many small color fields, which was measured by the developer with a photometer. The scanner reads this original and compares the scanned color values
Color_calibration
optical thickness or ozone. It is based on repeated measurements with a Sun photometer operated at a given location for a cloudless morning or afternoon as the
Langley_extrapolation
Topics referred to by the same term
electron spectroscopy for chemical analysis (ESCA) Extreme Ultraviolet Photometer System (XPS). an instrument aboard the NASA Solar Radiation and Climate
XPS
American instrument company
Framingham, Massachusetts. Early products included a boiler feedwater flame photometer, a balloon hydrometer, a nerve gas detector, a lab refractometer and process
Waters_Corporation
American amateur scientist and columnist
2009-02-12. "Sun Photometer" (PDF). Sun Photometer with light-emitting diodes as spectrally selective filters. Retrieved 2009-02-12. "Sun Photometer" (PDF). An
Forrest_Mims
Astrophotograph by the Hubble Space Telescope
Spectrograph (FOS) Goddard High Resolution Spectrograph (GHRS/HRS) High Speed Photometer (HSP) Wide Field and Planetary Camera (WFPC) Wide Field and Planetary
Pillars_of_Creation
Surface-to-air anti-ballistic missile
Tri-Methyl Aluminum (TMA) Mission successful SR-IV 14 December 2004 Airglow photometer, GPS receiver Mission successful SR-V 15 January 2006 Ion probe, 3-axis
Sky_Bow
specialist in Zeiss telescopes, and mechanical designer of the first precision photometer for observing variable stars at Vatican Observatory, where he worked until
List of minor planets: 660001–661000
List_of_minor_planets:_660001–661000
Antarctic base
arcseconds. Launched in 2007, PAIX, the first robotic multi-color Antarctica Photometer gives a new insight to cope with unresolved stellar enigma and stellar
Concordia_Station
German physicist
physicist. He developed the "Lummer-Brodhun-Würfel" (Lummer-Brodhun spectro-photometer) with Otto Lummer in 1889. L6 Reflection of light at kr.cs.ait.ac.th v
Eugen_Brodhun
Measure of illuminance
Illuminance Lumen (unit) Lux Photometry (optics) Light Parry Moon. "System of photometer concepts", in the Journal of the Optical Society of America, volume 32
Phot
Asteroid
04 km and a geometric albedo of 0.08 ± 0.01. By comparison, the MIPS photometer on the Spitzer Space Telescope gives a diameter of 97.54 ± 10.32 km and
233_Asterope
Silla. His main area of focus was the development and adjustment of the photometer, which he himself used for infrared star measurements. JPL · 12650 12651
Meanings of minor-planet names: 12001–13000
Meanings_of_minor-planet_names:_12001–13000
Soviet spacecraft launched in 1964 to explore Venus
analysis of the atmosphere, gamma-ray measurements of surface rocks, a photometer, temperature and pressure gauges, and a motion/rocking sensor in case
Zond_1
Main-belt asteroid
70±5.89 km and a geometric albedo of 0.03±0.01. By comparison, the MIPS photometer on the Spitzer Space Telescope gives a diameter of 145.44±7.72 km and
283_Emma
Obtaining information through non-contact sensors
application of LIDAR. The most common instruments in use are radiometers and photometers, which collect reflected and emitted radiation in a wide range of frequencies
Remote_sensing
"Detecting reflected light from close-in giant planets using space-based photometers". Astrophysical Journal. 1 (595): 429–445. arXiv:astro-ph/0305473. Bibcode:2003ApJ
Methods of detecting exoplanets
Methods_of_detecting_exoplanets
1982 Soviet space probe which successfully landed on Venus
Thermometers, Barometers – ITD Spectrometer / Directional Photometer – IOAV-2 Ultraviolet Photometer Mass spectrometer – MKh-6411 Penetrometer / Soil ohmmeter
Venera_14
First spacecraft to visit Jupiter and the outer Solar System (1972–2003)
spacecraft's instruments underwent checkout procedures, during which photometers observed Jupiter and zodiacal light, while other instruments measured
Pioneer_10
Research center in Maharashtra, India
Photo-Goniometer with Colourimeter & Retroreflection measuring system Ball Drop Machine Reflectance and Transmittance Measurement System Hazemeter Spectro-Photometer
Central Institute of Road Transport
Central_Institute_of_Road_Transport
Medical condition
sodium. Shortly after World War II, the flame photometer was developed. The availability of the flame photometer made clinical determinations of the serum
Cerebral salt-wasting syndrome
Cerebral_salt-wasting_syndrome
Network of ground-based sun photometers
the AERONET (AErosol RObotic NETwork) is a network of ground-based sun photometers which measure atmospheric aerosol properties. The measurement system
AERONET
British physicist (1790–1837)
and through him he communicated to the Royal Society papers On a New Photometer, On a New Form of the Differential Thermometer, and On the Permeability
William_Ritchie_(physicist)
Optical correction instrument
Camera (WFPC), Goddard High Resolution Spectrograph (GHRS), High Speed Photometer (HSP), Faint Object Camera (FOC) and the Faint Object Spectrograph (FOS)
Corrective Optics Space Telescope Axial Replacement
Corrective_Optics_Space_Telescope_Axial_Replacement
Failed Soviet orbiter mission to Mars (1973–1974)
Narrow-band Photometer Narrow-band Interference-Polarization Photometer Imaging System Photometers Two Polarimeters Ultraviolet Photometer Scattered Solar
Mars_4
Color standard used to assess liquids
de/index.php/sitemap/79-ctr-english/95-colour-standards-inline-color-photometer-apha-hazen-pt-co-astm-saybolt-ebc#apha2 https://web.archive
APHA_color
laser sources, with the former implemented in the Single Particle Soot Photometer (SP2) and the latter used in time-resolved laser-induced incandescence
Laser-induced_incandescence
Eclipsing variable star in the constellation Perseus
at the University of Illinois Observatory used an early selenium cell photometer to produce the first-ever photoelectric study of a variable star. The
Algol
Natural physical entity in space
astronomical data on stars, and new technologies such as the photoelectric photometer allowed astronomers to accurately measure the color and luminosity of
Astronomical_object
Objects intentionally placed into orbit
satellites' functions, they might have a normal camera, radar, lidar, photometer, or atmospheric instruments. Earth observation satellite's data is most
Satellite
Stellar core remnant
seen by ESA's Gaia mission. The axes are absolute magnitude in the G-band vs. a color index G-band magnitude minus RP (Gaia red photometer) magnitude
White_dwarf
2010 American film
Spectrograph (FOS) Goddard High Resolution Spectrograph (GHRS/HRS) High Speed Photometer (HSP) Wide Field and Planetary Camera (WFPC) Wide Field and Planetary
Hubble_(film)
1963 American crewed sub-orbital spaceflight
over Smith Dry Lake, NV. Experiments: Towed balloon, horizon scanner, photometer, infrared and ultraviolet. Balloon instrumentation failed. The mission
X-15_Flight_90
Monitoring of substances in a workplace that are chemical or biological hazards
gas monitors. For dust and particulates, instruments include aerosol photometers and condensation particle counters. Handheld electronic monitors give
Workplace_exposure_monitoring
University department
observations, hosting a high-resolution spectroscopy facility and a sun-photometer site. Earth Observation Science leads several international projects,
School of Physics and Astronomy, University of Leicester
School_of_Physics_and_Astronomy,_University_of_Leicester
NASA small satellite mission to study exoplanet atmospheres
reduce stray light. A beam-splitting mirror sends visible light to a photometer while directing near-infrared light to a spectrograph, allowing both measurements
Pandora_(spacecraft)
Mood-stabilizing psychiatric medication
clinical laboratory and test the lithium levels of patients using a flame photometer. Shirley Andrews not only published research papers while at Royal Park
Lithium_(medication)
Belgian Jesuit mathematician, physicist and architect (1567–1617)
describing Aguilon's experiments, one of which is the first known picture of a photometer This is one of six experiments drawn by Rubens and shows how intensity
François_d'Aguilon
Soviet Mars moon probe (1988–1989)
Phobos by using its Videospectrometric Camera, the Combined Radiometer and Photometer for Mars and the Imaging Spectrometer for Mars. The Phobos 2 infrared
Phobos_2
Study involving matter and electromagnetic radiation
spectroscopy because he was comparing the wavelength of light using a photometer to the temperature of a Black Body. Spectroscopy is used in physical and
Spectroscopy
Visible light per unit solid angle
sources is typically measured using a goniophotometer outfitted with a photometer or a spectroradiometer. The symbols in this column denote dimensions;
Luminous_intensity
original on 2007-03-07. Retrieved 2007-03-12. "Lambert-Beer Law". Sigrist-Photometer AG. 2007-03-07. Retrieved 2007-03-12. "Benjamin Silliman, Jr. (1816–1885)"
History_of_chemistry
Failed CubeSat satellite
interdisciplinary team of student engineers. The payloads included a photometer, a micro-thruster and a camera. The science and technology objectives
ION_(satellite)
Main-belt asteroid
92±7.86 km and a geometric albedo of 0.07±0.01. By comparison, the MIPS photometer on the Spitzer Space Telescope gives a diameter of 168.72±8.89 km and
106_Dione
German photochemist and university lecturer (1834–1898)
1864 and served as its publisher until his death. His silver tester, photometer for pigment printing and heliotype printing, and universal spectroscope
Hermann_Wilhelm_Vogel
American painter
measurements to organize his system. One of these inventions was the photometer. This device measured the luminance of an object, and Munsell used this
Albert_Henry_Munsell
American astronomer
making observations with a polarizing photometer. Frustrated by its use, he worked with F.C. Brown to develop a photometer based on a selenium cell. Beginning
Joel_Stebbins
Brightness of an astronomical object
the photoelectric effect. Determination of magnitude is made using a photometer. Prior to photographic methods to determine magnitude, the brightness
Photographic_magnitude
German scientist
instrumentation. He developed other instruments including the gray wedge photometer or Davos pyrheliograph in collaboration with Rudolf Thilenius. In 1908
Carl_Dorno
Irish geologist and physicist (1857–1933)
hospitals for some years for use in the treatment of tumours. Joly invented a photometer for measuring light intensity, a meldometer for measuring the melting
John_Joly
CGS unit of luminance
luminous efficacy of a source. Scotopic stilb Parry Moon. "System of photometer concepts", in the Journal of the Optical Society of America, volume 32
Stilb_(unit)
Space probe
experiments: 1.6–2.8 μm IR Spectrometer 8–28 μm IR Radiometer 352 nm UV Photometer 2 Photopolarimeters (335–800 nm) 300–800 nm Spectrometer Lyman-α H/D Spectrometer
Venera_10
Topics referred to by the same term
(organic semiconductor) Perforin (formerly PFP gene) Photoelectric flame photometer Plutonium Finishing Plant, at Hanford Site nuclear research complex, Washington
PFP
zodiacal light. This map has been realized by three small (36 mm aperture) photometers, P15, P30, and P90, one for each ecliptic latitude. A stepping motor
Helios_Dust_Instrumentation
Observatory in Azerbaijan
primary focus; Cassegrain focus spectrograph of medium resolution; CCD photometer BVRc for studying faint objects; Coudé focus of Echelle spectrograph SHAFES
Shamakhy Astrophysical Observatory
Shamakhy_Astrophysical_Observatory
Astronomical and meteorological observatory in the Tatra Mountains, Slovakia
replaced with a new 60 cm reflector in 1977, equipped with a photoelectric photometer, and with another 61 cm reflector in 2001, equipped with a CCD. The department
Skalnaté_pleso_Observatory
Proposed Chinese interstellar space probes
focal length, 20mm aperture, 30°×23.4° FOV, 600–1000 nm wavelength. UV photometer Ultraviolet mapping: 121.6 nm, 58.4 nm wavelength, 4°x4° FOV. Infrared
Shensuo
Topics referred to by the same term
testbed developed by MIT's Space Systems Laboratory SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer)
Sphere_(disambiguation)
problem Kepler problem in general relativity Kepler space telescope Kepler photometer Keplerian telescope Kepler refractor Johannes Kepler ATV Moons and Asteroids
List of things named after Johannes Kepler
List_of_things_named_after_Johannes_Kepler
Telescope at Paris Observatory, installed in 1857
Observatory. Some of the photometers it was used with included different types, such as polarizing photometers. Some examples of photometers for the telescope
Arago_telescope
Scottish civil engineer and land surveyor
treatises. He published a 'Report on the Theory and Application of Leslie's Photometer'. He communicated a series of papers in 1851 to the Edinburgh Courant
George Buchanan (engineer, born 1790)
George_Buchanan_(engineer,_born_1790)
Distant planetesimals in the Solar System
"Whipple Mission" was proposed. It would monitor distant stars with a photometer, looking for transits up to 10,000 AU away. The observatory was proposed
Oort_cloud
Tool used to measure water transparency/turbidity
attenuation changes with depth or particular wavelengths of light. Submarine photometers can operate at depths of 150 m (492 ft) and can record visible, ultraviolet
Secchi_disk
Filters for an optical system
; Torre, J.-P. (2006). "Calibration of the PRONAOS/SPM submillimeter photometer" (PDF). Astronomy & Astrophysics. 447 (2): 769–781. Bibcode:2006A&A..
Photometric_system
NLCs Night Shining Clouds
the way to the geographic pole. In the early 1970s, visible airglow photometers first scanned the atmospheric horizon throughout the summer polar mesospause
Noctilucent_cloud
American astronomer
Steward Observatory. She was a co-investigator for the multiband imaging photometer on the Spitzer Space Telescope, which flew from 2003-2020. She was then
Marcia_J._Rieke
PHOTOMETER
PHOTOMETER
PHOTOMETER
PHOTOMETER
Female
Chinese
cinnabar.
Girl/Female
Australian, Danish, Dutch, German, Hebrew, Swedish
Life; Form of Eve
Biblical
father of the king
Boy/Male
African, American, Australian, British, Chinese, English, Jamaican, Japanese
Pasture Town; From Wine's Farm; From the Friend's Settlement; Willow Town
Girl/Female
Hindu, Indian, Traditional
Melody of Evening
Boy/Male
Tamil
Kanayaha | கநாயாஹாÂ
Lord Krishna
Boy/Male
Indian
Perception, Sagacity
Boy/Male
Indian, Punjabi, Sikh
Love for Spring
Surname or Lastname
English
English : unexplained.
Surname or Lastname
English (West Yorkshire)
English (West Yorkshire) : variant of Jagger.
PHOTOMETER
PHOTOMETER
PHOTOMETER
PHOTOMETER
PHOTOMETER
n.
An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power.
a.
Of or pertaining to photometry, or to a photometer.
n.
an instrument for measuring the intensity of light; a photometer.