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IPC-Stelle: G02F 2/00 Hauptgruppe [Version 2010.01, Sprache EN - English]

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DEKLA-Gruppen

Symbol		Titel
A Hierarchieinformationen		SECTION A — HUMAN NECESSITIES
B Hierarchieinformationen		SECTION B — PERFORMING OPERATIONS; TRANSPORTING
C Hierarchieinformationen		SECTION C — CHEMISTRY; METALLURGY
D Hierarchieinformationen		SECTION D — TEXTILES; PAPER
E Hierarchieinformationen		SECTION E — FIXED CONSTRUCTIONS
F Hierarchieinformationen		SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G Hierarchieinformationen		SECTION G — PHYSICS
G01 Hierarchieinformationen		INSTRUMENTS
G01 Hierarchieinformationen		MEASURING; TESTING
G02 Hierarchieinformationen		OPTICS (making optical elements or apparatus B24B, B29D 11/00, C03, or other appropriate subclasses or classes; materials per se, see the relevant places, e.g. C03B, C03C)
G02B Hierarchieinformationen		OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS (G02F takes precedence; optical elements specially adapted for use in lighting devices or systems thereof F21V 1/00-F21V 13/00; measuring-instruments, see the relevant subclass of class G01, e.g. optical rangefinders G01C; testing of optical elements, systems, or apparatus G01M 11/00; spectacles G02C; apparatus or arrangements for taking photographs or for projecting or viewing them G03B; sound lenses G10K 11/30; electron and ion "optics" H01J; X-ray "optics" H01J, H05G 1/00; optical elements structurally combined with electric discharge tubes H01J 5/16, H01J 29/89, H01J 37/22; microwave "optics" H01Q; combination of optical elements with television receivers H04N 5/72; optical systems or arrangements in colour television systems H04N 9/00; heating arrangements specially adapted for transparent or reflecting areas H05B 3/84) [1, 7]
G02C Hierarchieinformationen		SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES (trial frames for testing the eyes A61B 3/04; goggles or eyeshields not having the same features as spectacles A61F 9/00)
G02F Hierarchieinformationen		DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS (optical transfer means between sensing member and indicating or recording part in connection with measuring G01D 5/26; devices in which mathematical operations are carried out with optical elements G06E 3/00; electrical signal transmission systems using optical means to convert the input signal G08C 19/36; information-recording by electric or magnetic means and reproducing by sensing optical properties G11B 11/00; static stores using optical elements G11C 13/04; transmission systems employing electromagnetic waves other than radio waves, e.g. light, infra-red radiation, H04B 10/00; optical multiplex systems H04J 14/00; pictorial communication, e.g. television H04N) [2, 4]
G02F 1/00 Hierarchieinformationen		Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics (thermometers using change of colour or translucency G01K 11/12, using changes in fluorescence G01K 11/32; light guide devices G02B 6/00; optical devices or arrangements using movable or deformable elements for controlling light independent of the light source G02B 26/00; control of light in general G05D 25/00; visible signalling systems G08B 5/00; indicating arrangements for variable information by selection or combination of individual elements G09F 9/00; control arrangements or circuits for visual indicators other than cathode-ray tubes G09G 3/00; control of light sources H01S 3/10, H05B 33/08, H05B 35/00-H05B 43/00) [2, 4]
G02F 2/00 Hierarchieinformationen		Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (G02F 1/35 takes precedence; photoelectric detecting or measuring devices G01J, H01J 40/00, H01L 31/00; demodulating laser arrangements H01S 3/10; demodulation or transference of modulation of modulated electromagnetic waves in general H03D 9/00) [2]
G02F 2/02 Hierarchieinformationen		. Frequency-changing of light, e.g. by quantum counters (luminescent materials C09K 11/00) [2]
G02F 3/00 Hierarchieinformationen		Optical logic elements (electric-pulse generators using opto-electronic devices as active elements H03K 3/42; logic circuits using opto-electronic devices H03K 19/14); Optical bistable devices [5]
G02F 7/00 Hierarchieinformationen		Optical analogue/digital converters
G03 Hierarchieinformationen		PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY (reproduction of pictures or patterns by scanning and converting into electrical signals H04N) [4]
G04 Hierarchieinformationen		HOROLOGY
G05 Hierarchieinformationen		CONTROLLING; REGULATING
G06 Hierarchieinformationen		COMPUTING; CALCULATING; COUNTING (score computers for games A63B 71/06, A63D 15/20, A63F 1/18; combinations of writing implements with computing devices B43K 29/08)
G07 Hierarchieinformationen		CHECKING-DEVICES
G08 Hierarchieinformationen		SIGNALLING (indicating or display devices per seG09F; transmission of pictures H04N)
G09 Hierarchieinformationen		EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
G10 Hierarchieinformationen		MUSICAL INSTRUMENTS; ACOUSTICS
G11 Hierarchieinformationen		INFORMATION STORAGE
G12 Hierarchieinformationen		INSTRUMENT DETAILS
G21 Hierarchieinformationen		NUCLEONICS
G21 Hierarchieinformationen		NUCLEAR PHYSICS; NUCLEAR ENGINEERING
G99 Hierarchieinformationen		SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
H Hierarchieinformationen		SECTION H — ELECTRICITY

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