Russian version

Home page

Search:

For contact - E-mail

[an error occurred while processing this directive]
To add or edit advertisment:     e-mail:     password:
IPC 7
G01J-G01J01100

SECTION G – PHYSICS


G 01MEASURING (counting G06M); TESTING


G 01 JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY (light sources F21, H01J, H01K, H05B; investigating properties of materials by optical means G01N) [2]


Notes

(1)This subclass covers the detection of the presence or absence of infra-red, visible, or ultra-violet light, not otherwise provided for.

(2)Attention is drawn to the Notes following the title of class G01.


Subclass Index

PHOTOMETRY; PYROMETRY 

G01J 1/00; G01J 5/00 

SPECTROMETRY; MEASURING: POLARISATION; VELOCITY; PHASE; PULSES 

G01J 3/00; G01J 4/00; G01J 7/00; G01J 9/00; G01J 11/00 



1/

00Photometry, e.g. photographic exposure meter (spectrophotometry G01J 3/00; specially adapted for radiation pyrometry G01J 5/00)

1/

02.Details

1/

04..Optical or mechanical part

1/

06...Restricting the angle of incident light

1/

08..Arrangements of light sources specially adapted for photometry

1/

10.by comparison with reference light or electric value

1/

12..using wholly visual means (G01J 1/20 takes precedence)

1/

14...using comparison with a surface of graded brightness

1/

16..using electric radiation detectors (G01J 1/20 takes precedence)

1/

18...using comparison with a reference electric value

1/

20..intensity of the measured or reference value being varied to equalise their effects at the detector, e.g. by varying incidence angle

1/

22...using a variable element in the light-path, e.g. filter, polarising means (G01J 1/34 takes precedence)

1/

24....using electric radiation detectors

1/

26.....adapted for automatic variation of the measured or reference value (regulation of light intensity G05D 25/00)

1/

28...using variation of intensity or distance of source (G01J 1/34 takes precedence)

1/

30....using electric radiation detectors

1/

32.....adapted for automatic variation of the measured or reference value (regulation of light intensity G05D 25/00)

1/

34...using separate light-paths used alternately or sequentially, e.g. flicker

1/

36....using electric radiation detectors

1/

38.using wholly visual means (G01J 1/10 takes precedence)

1/

40..using limit of visibility or extinction effect

1/

42.using electric radiation detectors (optical or mechanical part G01J 1/04; by comparison with a reference light or electric value G01J 1/10)

1/

44..Electric circuits

1/

46...using a capacitor

1/

48.using chemical effects

1/

50..using change in colour of an indicator, e.g. actinometer

1/

52..using photographic effects

1/

54..by observing photo-reactions between gases

1/

56.using radiation pressure or radiometer effect

1/

58.using luminescence generated by light

1/

60.by measuring the pupil of the eye


3/

00Spectrometry; Spectrophotometry; Monochromators; Measuring colours  [4]

3/

02.Details

3/

04..Slit arrangements

3/

06..Scanning arrangements

3/

08..Beam-switching arrangements

3/

10..Arrangements of light sources specially adapted for spectrometry or colorimetry

3/

12.Generating the spectrum; Monochromators

3/

14..using refracting elements, e.g. prism (G01J 3/18, G01J 3/26 take precedence)

3/

16...with autocollimation

3/

18..using diffraction elements, e.g. grating (gratings per se G02B)

3/

20...Rowland circle spectrometers

3/

22...Littrow mirror spectrometers

3/

24...using gratings profiled to favour a specific order

3/

26..using multiple reflection, e.g. Fabry-Perot interferometer, variable interference filter

3/

28.Investigating the spectrum (using colour filters G01J 3/51)  [4]

3/

30..Measuring the intensity of spectral lines directly on the spectrum itself (G01J 3/42, G01J 3/44 take precedence)

3/

32...Investigating bands of a spectrum in sequence by a single detector

3/

36...Investigating two or more bands of a spectrum by separate detectors

3/

40..Measuring the intensity of spectral lines by determining density of a photograph of the spectrum; Spectrography (G01J 3/42, G01J 3/44 take precedence)  [4]

3/

42..Absorption spectrometry; Double-beam spectrometry; Flicker spectrometry; Reflection spectrometry (beam-switching arrangements G01J 3/08)  [4]

3/

427...Dual wavelength spectrometry  [4]

3/

433...Modulation spectrometry; Derivative spectrometry  [4]

3/

44..Raman spectrometry; Scattering spectrometry  [4]

3/

443..Emission spectrometry  [4]

3/

447..Polarisation spectrometry  [4]

3/

45..Interferometric spectrometry  [4]

3/

453...by correlation of the amplitudes  [4]

3/

457..Correlation spectrometry, e.g. of the intensity (G01J 3/453 takes precedence)  [4]

3/

46.Measurement of colour; Colour measuring devices, e.g. colorimeters (measuring colour temperature G01J 5/60)  [4]

3/

50..using electric radiation detectors  [4]

3/

51...using colour filters  [4]

3/

52..using colour charts


4/

00Measuring polarisation of light (investigating or analysing materials by measuring rotation of plane of polarised light G01N 21/21) [2]

4/

02.Polarimeters of separated-field type; Polarimeters of half-shadow type  [2]

4/

04.Polarimeters using electric detection means (G01J 4/02 takes precedence)  [2]


5/

00Radiation pyrometry (photometry in general G01J 1/00; spectrometry in general G01J 3/00)

5/

02.Details

5/

04..Casings

5/

06..Arrangements for eliminating effects of disturbing radiation

5/

08..Optical features

5/

10.using electric radiation detectors

5/

12..using thermoelectric elements, e.g. thermocouples (thermoelectric elements per se H01L 35/00, H01L 37/00)

5/

14...Electrical features

5/

16....Arrangements with respect to the cold junction; Compensating influence of ambient temperature or other variables

5/

18....Special adaptation for indicating or recording (indicating or recording measured values in general G01D)

5/

20..using resistors, thermistors, or semiconductors sensitive to radiation

5/

22...Electrical features

5/

24....Use of a specially-adapted circuit, e.g. bridge circuit

5/

26....Special adaptation for indicating or recording

5/

28..using photo-emissive, photo-conductive, or photo-voltaic cells

5/

30...Electrical features

5/

32....Special adaptation for indicating or recording

5/

34..using capacitors

5/

36..using ionisation of gases

5/

38.using extension or expansion of solids or fluids

5/

40..using bimetallic elements

5/

42..using Golay cells

5/

44..using change of resonant frequency, e.g. of piezo-electric crystal

5/

46.using radiation pressure or radiometer effect

5/

48.using wholly visual means

5/

50.using techniques specified in the subgroups below

5/

52..using comparison with reference sources, e.g. disappearing-filament pyrometer

5/

54...Optical features

5/

56...Electrical features

5/

58..using absorption; using polarisation; using extinction effect

5/

60..using determination of colour temperature

5/

62..using means for chopping the light


7/

00Measuring velocity of light


9/

00Measuring optical phase difference (devices or arrangements for controlling the phase of light beams G02F 1/01); Determining degree of coherence; Measuring optical wavelength (spectrometry G02F 3/00) [3]

9/

02.by interferometric methods (using interferometers for measuring optically the linear dimensions of objects G01B 9/02)  [3]

9/

04.by beating two waves of the same source but of different frequency and measuring the phase shift of the lower frequency obtained  [3]


11/

00Measuring the characteristics of individual optical pulses or of optical pulse trains  [5]


  
 

Copyright SciTecLibrary


To add the material   Terms of registration   Terms for placing technology, inventions, productions & other informations   Price list

You always can buy kamagra online now!
A few occasions when such websites were giving away Free Viagra Trial as real pills intended for door-to-door.