Scientific Instruments

Instrument	Use
1.                  Absorptiometer	To measure solubility of gases in liquids
2.                  Accelerometer	To measure acceleration or vibrations
3.                  Acetimeter	To measure strength of vinegar
4.                  Acidimeter	To measure concentration of acids
5.                  Actinograph	To calculate time of photographic exposure
6.                  Actinometer	To measure incident radiation
7.                  Aerometer	To measure weight or density of gas
8.                  Aethrioscope	To measure temperature variations due to sky conditions
9.                  Alcoholometer	To measure proportion of alcohol in solutions
10.             Alcovinometer	To measure strength of wine
11.             Algometer	To measure sensitivity to pain
12.             Alkalimeter	To measure strength of alkalines
13.             Altimeter	To measure altitude
14.             Ammeter	To measure electrical current
15.             Anemograph	To measure pressure and velocity of wind
16.             Anemometer	To measure wind velocity
17.             Areometer	To measure specific gravity
18.             Atmometer	To measure evaporating capacity of air
19.             Audiometer	To measure acuity of hearing
20.             Auriscope	For examining the ear
21.             Auxanometer	To measure growth of plants
22.             Auxometer	To measure magnifying power
23.             Ballistocardiograph	To detect body movements caused by heartbeat
24.             Barograph	To record air pressure
25.             Barometer	To measure air pressure
26.             Baroscope	Weather-glass
27.             Bathymeter	To record contours of deep oceans
28.             Bathythermograph	To record water temperature as compared to depth
29.             Bolometer	To measure radiant energy or infrared light
30.             Calorimeter	To measure absorbed or evolved heat
31.             Cardiograph	To record movements of the heart
32.             Cathetometer	To measure short vertical distances
33.             Ceilometer	To measure height of cloud ceiling above earth
34.             Ceraunograph	To record thunder and lightning
35.             Chlorometer	To measure amount of chlorine in a solution
36.             Chromatograph	To perform chromatographic separations
37.             Chromatoptometer	To measure eyes' sensitivity to colour
38.             Chronograph	To record the moment of an event
39.             Chronometer	To measure time
40.             Chronoscope	To measure very short time intervals
41.             Clinometer	Used to measure slopes and elevations
42.             Coercimeter	To measure coercive force
43.             Colorimeter	To measure and determining color
44.             Coronagraph	To view the corona of the sun
45.             Coulombmeter	To measure electric charge
46.             Coulometer	To measure amount of substance released in electrolysis
47.             Craniometer	To measure the skull
48.             Cratometer	To measure power of magnification
49.             Crescograph	To measure the growth of plants
50.             Cryometer	To measure low temperatures
51.             Cryoscope	To determine freezing points of substances
52.             Cyanometer	To measure blueness of the sky or ocean
53.             Cyclograph	To describe arcs of circles without compasses
54.             Cyclometer	To measure revolutions of a wheel
55.             Cymograph	For tracing the outline of mouldings
56.             Cymometer	To measure frequency of electrical waves
57.             Cytometer	For counting cells
58.             Decelerometer	To measure deceleration
59.             Declinometer	To measure magnetic declination
60.             Dendrometer	To measure trees
61.             Densimeter	To measure closeness of grain of a substance
62.             Densitometer	To measure optical or photographic density
63.             Diagometer	To measure electrical conductivity
64.             Diagraph	For enlarging or projecting drawings
65.             Diaphanometer	To measure the transparency of air
66.             Dichroscope	For examining crystals for dichroism
67.             Diffractometer	To determine structure of crystal through light diffraction
68.             Dilatometer	To measure expansion
69.             Dioptometer	To measure focus or refraction of eyes
70.             Dipleidoscope	To measure moment when an object passes a meridian
71.             Diplograph	For writing two lines of text at once
72.             Dosimeter	To measure dose of radiation
73.             Dromometer	To measure speed
74.             Drosometer	To measure dew
75.             Durometer	To measure hardness of substances
76.             Dynamograph	To record mechanical forces
77.             Dynamometer	To measure mechanical force
78.             Ebullioscope	To measure boiling point of liquids
79.             Effusiometer	For comparing molecular weights of gases
80.             Eidograph	For copying drawings
81.             Eikonometer	To measure the size of images on the retina
82.             Elatrometer	To measure gaseous pressure
83.             Electrocardiograph	To record electrical fluctuations of heart
84.             Electrodynamo-meter	To measure electrical current
85.             Electroencephalograph	To measure the brain's electrical impulses
86.             Electrograph	To record electrical potential
87.             Electrometer	To measure electrical potential
88.             Electromyograph	For diagnosing neuromuscular disorders
89.             Electroretinograph	To measure electrical activity in the retina
90.             Electroscope	To detect electrical charges in the body
91.             Ellipsograph	For describing ellipses
92.             Encephalograph	To record brain images
93.             Endoscope	For visualizing interior of a hollow organ (see 534-556)
94.             Endosmometer	To measure osmosis into a solution
95.             Epidiascope	For projecting images of objects
96.             Episcope	For projecting images of opaque objects
97.             Ergograph	To measure and recording muscular work
98.             Ergometer	To measure work performed
99.             Eriometer	To measure very small diameters
100.         Eudiometer	To measure air purity
101.         Evaporimeter	To measure rate of evaporation
102.         Exophthalmometer	To measure the degree of protrusion of the eye ball
103.         Extensometer	To measure deformation in object due to forces applied
104.         Fathometer	To measure underwater depth using sound fiberscope
105.         Goniometer	To measure angles such as those made in joint movements
106.         Gonioscope	To view the structures around the edge of the interior chamber of eye in front of the lens.
107.         Interferometer	To analyse spectra of light
108.         Iriscope	For exhibiting the prismatic colours
109.         Katathermometer  (Psychrometer)	To measure the cooling power of air
110.         Katharometer	To measure changes in gas composition
111.         Keratometer (Ophthalmometer)	To measure curvature of the cornea
112.         Keratoscope (Placido’s disc)	To detect abnormal curvature of the cornea
113.         Keraunograph	To record distant thunderstorms
114.         Kinesthesiometer	To measure a patient’s awareness of muscular and joint movements.
115.         Kinetoscope	For producing curves by combination of circular movements
116.         Konimeter	To measure  amount of dust in air
117.         Koniscope	To measure dust in air
118.         Kymograph	To record fluid (blood) pressure and flow
119.         Labidometer	To measure size of the head of a fetus
120.         Lactometer	To test relative density of milk
121.         Lactoscope	To measure purity or richness of milk
122.         Lanameter	To measure quality of wool
123.         Laryngoscope	For examining interior of the larynx
124.         Leptometer	To measure oil viscosity
125.         Loxodograph	Device used to record ship's travels
126.         Lucimeter	To measure light intensity
127.         Luxmeter	To measure illumination
128.         Lysimeter	To measure percolation of water through soil
129.         Magnetograph	To record measurements of magnetic fields
130.         Magnetometer	To measure intensity of magnetic fields
131.         Manometer	To measure pressure of a liquid or gas
132.         Marigraph	To record tide levels
133.         Mecometer	To measure length
134.         Megameter	To determine longitude by observing stars
135.         Megascope	For projecting an enlarged image
136.         Mekometer	Range-finder
137.         Meldometer	To measure melting points of substances
138.         Meteorograph	Recording a variety of meteorological observations
139.         Methanometer	To detect presence of methane
140.         Microbarograph	To record minute changes in atmospheric pressure
141.         Microcalorimeter	To measure tiny quantities of heat
142.         Micrograph	To write on a very small scale
143.         Micrometer	To measure very small distances
144.         Micronometer	To measure short periods of time
145.         Microscope	To magnify small objects
146.         Microseismograph	To record small or distant earthquakes
147.         Microseismometer	To measure small or distant earthquakes
148.         Mileometer	To record distance travelled in miles
149.         Milliammeter	To record very small electrical currents
150.         Myograph	To record muscular contractions
151.         Myringoscope	To view the eardrum
152.         Nebulizer	To apply a liquid in the form of a fine spray
153.         Nephelometer	To measure cloudiness
154.         Nephograph	For photographing clouds
155.         Nephoscope	To observe direction & velocity of clouds
156.         Nitrometer	To measure nitrogen and its compounds
157.         Odograph	Odometer; To measure distance travelled
158.         Odometer	To measure distance travelled
159.         Odontograph	For obtaining curves for gear-teeth
160.         Oenometer	To measure alcoholic strength of wine
161.         Ohmmeter	To measure electrical resistance
162.         Oleometer	To measure amount of oil in a substance
163.         Olfactometer	To measure intensity of odour of a substance
164.         Ombrometer	Rain-gauge
165.         Oncometer	To measure change in size of internal organs
166.         Oncosimeter	To measure variations in density of molten metal
167.         Ondograph	To measure change in wave formations of electricity
168.         Oometer	To measure eggs
169.         Opacimeter	To measure opacity
170.         Opeidoscope	For illustrating sound by means of light
171.         Ophthalmometer (Keratometer)	To measure the eye
172.         Opisometer	To measure curved lines
173.         Opsiometer	To test vision
174.         Optometer (refractometer)	To test vision
175.         Orchidometer	To measure the size of the testicles
176.         Oscillograph	To record alternating current wave forms
177.         Oscillometer	To measure ship's rollings
178.         Oscilloscope	To detect electrical fluctuations
179.         Osmometer	To measure osmotic pressure
180.         Oximeter	To measure the proportion of oxyhemoglobin in blood
181.         Oxygenator	To oxygenate the blood outside the body
182.         Pachymeter	To measure small thicknesses
183.         Pallograph	To measure ship's vibration
184.         Pantochronometer	Combined sundial and compass
185.         Pantograph	To copy drawing to a different scale
186.         Passimeter	To issue automatic tickets
187.         Pedometer	To measure distance travelled on foot
188.         Peirameter	To measure resistance of road surfaces to wheel movement
189.         Pelvimeter	To measure the pelvis
190.         Penetrometer	To measure firmness or consistency of substances
191.         Perimeter	To map the absolute extend of the visual field
192.         Permeameter	To measure permeability
193.         Phacometer	To measure lenses
194.         Phaometer	To measure light intensity
195.         Pharmacometer	To measure drugs
196.         Phonautograph	To record sound vibrations
197.         Phonendoscope	To amplify small sounds
198.         Phonometer	To measure sound levels
199.         Phorometer	To correct abnormalities in eye muscles
200.         Photometer	To measure light intensity
201.         Photopolarimeter	To measure intensity and polarization of reflected light
202.         Phototachometer	To measure the speed of light
203.         Phototelegraph	To transmit drawings telegraphically
204.         Phthongometer	To measure intensity of vowel sounds
205.         Piezometer	To measure pressure or compressibility
206.         Pitchometer	To measure angles of ship's propeller blades
207.         Planigraph	For copying drawings at a different scale
208.         Planimeter	To measure area of plane figures
209.         Platometer	To measure area; planimeter
210.         Plegometer	To measure the strength of a blow
211.         Plemyrameter	To measure variations in water level
212.         Plethysmograph	To measure change in body part size due to blood flow
213.         Pluviograph	Self-registering rain gauge
214.         Pluviometer	Rain-meter
215.         Pneometer	To measure respiration
216.         Pneumatometer	To measure quantity of air breathed
217.         Pneumograph	To measure and recording respiration
218.         Polarimeter	To measure polarised light
219.         Polariscope	To detect polarized light
220.         Polygraph	To measure small changes in pulse and respiration
221.         Porometer	To measure degree of porosity
222.         Poroscope	For investigating porosity
223.         Potentiometer	To measure electromotive forces
224.         Potometer	To measure rate at which plants absorb water
225.         Prisoptometer	To measure degree of astigmatism
226.         Proptometer	See exophthalmometer
227.         Refractometer	See Optometer
228.         Respirator	To maintain the breathing movements of paralyzed patients.
229.         Retinoscope	To determine the power of refraction of eye
230.         Scintillascope	To produce a scintigram
231.         Snare	To remove polyps, tumors and other projections of tissues
232.         Spatula	To spread ointments or plasters
233.         Spectrograph	Produces a photographic record (spectrogram) of the intensity and wavelength of electromagnetic radiation
234.         Spectrometer	To measure the intensity and wavelength of electromagnetic radiation
235.         Spectrophotometer (a spectrometer)	To measure the intensity of the wavelength of the components of the light
236.         Spectroscope	Used to split up light and other radiations into components of different wavelengths
237.         Speculum	To insert into and holding open a cavity such as vagina, rectum or nasal orifice to examine the interior
238.         Sphygmocardiograph	To produce a continuous record of both the heartbeat and the subsequent pulse in one of the blood vessels
239.         Sphygmograph	To produce a continuous pulse in one of the blood vessels
240.         Sphygmomanometer	To measure the blood pressure in the arteries
241.         Sphygmophone	To record the heartbeat or pulse in the form of amplified sound waves played through a loudspeaker or earphones
242.         Sphygmoscope	To show the heartbeat or pulse as a visible signal
243.         Spirograph	To record breathing movements
244.         Spirometer	To measure the volume of air inhaled and exhaled`
245.         Stactometer	Pipette with hollow bulb for counting drops
246.         Stadiometer	To measure the length of a curved line
247.         Stagmometer	To measure number of drops in volume of liquid
248.         Stalagmometer	To measure surface tension by drops
249.         Statoscope	To measure small changes in atmospheric pressure
250.         Stauroscope	To study structure of crystals with polarised light
251.         Stenometer	To measure distances
252.         Stereometer	To measure specific gravity
253.         Stereoscope	To view special 3-D photographs
254.         Stethograph	To record chest movements during breathing
255.         Stethometer	To measure chest expansion during breathing
256.         Stethoscope	To detect sounds produced by the body
257.         Strabismometer	To measure degree of squinting
258.         Strabometer	To measure strabismus in the eyes
259.         Stroboscope	For studying motion using flashes of light
260.         Stylometer	To measure columns
261.         Swingometer	To measure swing in votes during an election
262.         Sympiesometer	To measure pressure of a current
263.         Synchroscope	To detect whether two moving parts are synchronized
264.         Tacheometer	To measure survey points on a map
265.         Tachistoscope	To show images on a screen to test perception
266.         Tachograph	To record speed of rotation
267.         Tachometer	To measure speed of rotation
268.         Taseometer	To measure stress in a structure
269.         Tasimeter	To measure changes in pressure
270.         Taximeter	To measure fee for hired vehicle
271.         Telemeter	To measure strain or distance from observer
272.         Telescope	To view objects at great distances
273.         Telespectroscope	To analyse radiation omitted by distant bodies
274.         Telestereoscope	To view distant objects stereoscopically
275.         Tellurometer	Using microwaves to measure distance
276.         Tenderometer	To measure tenderness of fruits & vegetables
277.         Tensimeter	To measure vapour pressure
278.         Tensiometer	To measure tension
279.         Thalassometer	To measure tides
280.         Thermograph	To record changes in temperature
281.         Thermometer	To measure temperature
282.         Thermometrograph	To record changes in temperature
283.         Thermoscope	To indicate change in temperature
284.         Tiltmeter	To measure tilting of earth's surface
285.         Tintometer	To measure the depth of colour in liquid
286.         Tocodynamometer	To measure uterine contractions during childbirth
287.         Tomograph	To view section of an object using X-rays
288.         Tonometer	To measure pitch of musical tones To measure pressure in a part of body (e.g. ophthalmotonometer)
289.         Topophone	To determine direction and distance of a fog-horn
290.         Torsiograph	To record torsional vibrations on an object
291.         Transmissometer	To measure transmission of light through a fluid
292.         Trechometer	To determine distance travelled; odometer
293.         Tremograph	To record involuntary muscular motion
294.         Tribometer	To measure friction
295.         Trigonometer	For solving triangles
296.         Trocheameter	Counting wheel's revolutions
297.         Tromometer	To measure slight earthquake shocks
298.         Tropometer	To measure rotation
299.         Turbidimeter	To measure turbidity of liquids
300.         Turgometer	To measure turgidity
301.         Typhlograph	To help the blind write clearly
302.         Udometer	To measure rainfall
303.         Ultramicroscope	To view extremely small objects
304.         Urethroscope	To view the interior of the urethra
305.         Urinometer	To measure specific gravity of urine
306.         Vaporimeter	To measure vapour pressure
307.         Variometer	To measure magnetic declination
308.         Velocimeter	To measure velocity
309.         Velometer	To measure speed of air
310.         Viameter	To measure revolutions of a wheel
311.         Vibrograph	To record vibrations
312.         Vibrometer	To measure vibrations
313.         Viscometer	To measure viscosity
314.         Visometer	To measure focal length of the eye
315.         Voltameter	To measure electrical current indirectly
316.         Voltmeter	To measure electrical potential
317.         Volumenometer	To measure volume of a solid
318.         Volumeter	To measure volume of a liquid or gas
319.         Wattmeter	To measure electrical power
320.         Wavemeter	To measure wavelengths
321.         Weatherometer	To measure weather-resisting properties of paint
322.         Xanthometer	To measure colour of sea or lake water
323.         Xylometer	To measure specific gravity of wood
324.         Zymometer	To measure fermentation
325.         Zymosimeter	To measure fermentation
Endoscopes
326.         Amnioscope	To examine amnion
327.         Anoscope	To examine anus
328.         Arthroscope	To examine interior of a joint
329.         Auriscope	See otoscope
330.         Bronchoscope	To examine lower respiratory tract
331.         Cholangio-pancreatoscope	To examine gall bladder and pancreas
332.         Colonoscope, sigmoidoscope	To examine large intestine/colon
333.         Colposcope (vaginoscope)	To examine vagina and cervix of the uterus
334.         Cystoscope	To examine urinary bladder and tract
335.         Duodenoscope	To examine duodenum
336.         Enteroscope	To examine small intestine
337.         Epiduroscope	To examine epidural space
338.         Esophagogastro-duodenoscope	To examine esophagus, stomach and duodenum
339.         Falloposcope	To examine fallopian tubes
340.         Fetoscope	To examine fetus
341.         Gastroscope	To examine stomach
342.         Hysteroscope (Uteroscope)	To examine uterus
343.         Laparoscope (Peritoneoscope)	To examine abdominal or pelvic cavity (interior of peritoneal cavity)
344.         Laryngoscope	To examine larynx
345.         Mediastinoscope	To examine organs of the chest
346.         Ophthalmoscope	To view the interior of the eye
347.         Otoscope (auriscope)	To examine ear
348.         Panendoscope or triple endoscope	Combines laryngoscopy, esophagoscopy, and bronchoscopy
349.         Pharyngoscope	To examine the pharynx
350.         Proctoscope	To examine rectum and anus
351.         Rectoscope	To examine rectum
352.         Resectoscope	For resection of the prostate or in the removal of bladder tumors
353.         Rhinoscope	To examine nose
354.         Sigmoidoscope	See Colonoscope
355.         Thoracoscope	To examine organs of the chest
356.         Thorascope	To inspect pleural cavity
357.         Uteroscope	See Hysteroscope
358.         Urethroscope	To examine male urethra
359.         Vaginoscope	See Colposcope