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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
C
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CHEMISTRYMETALLURGY
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
G01
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MEASURINGTESTING
G02
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OPTICS
G02B
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OPTICAL ELEMENTS, SYSTEMS OR APPARATUS [1, 7]
G02B 1/00
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Optical elements characterised by the material of which they are madeOptical coatings for optical elements [1, 2006.01]
G02B 3/00
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Simple or compound lenses [1, 2006.01]
G02B 5/00
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Optical elements other than lenses (light guides G02B 6/00; optical logic elements G02F 3/00) [1, 4, 2006.01]
G02B 6/00
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Light guidesStructural details of arrangements comprising light guides and other optical elements, e.g. couplings [4, 6, 2006.01]
G02B 7/00
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Mountings, adjusting means, or light-tight connections, for optical elements [1, 2006.01, 2021.01]
G02B 9/00
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Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – (G02B 13/00, G02B 15/00 take precedence) [1, 2006.01]
G02B 11/00
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Optical objectives characterised by the total number of simple and compound lenses forming the objective and their arrangement (G02B 9/00 takes precedence; having only one simple lens G02B 3/00) [1, 2006.01]
G02B 13/00
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Optical objectives specially designed for the purposes specified below (with variable magnification G02B 15/00) [1, 2006.01]
G02B 15/00
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Optical objectives with means for varying the magnification (anamorphotic objectives G02B 13/08) [1, 2006.01]
G02B 15/02
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by changing, adding, or subtracting a part of the objective, e.g. convertible objective [1, 2006.01]
G02B 15/04
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. . by changing a part [1, 2006.01]
G02B 15/06
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. . . by changing the front part [1, 2006.01]
G02B 15/08
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. . . by changing the rear part [1, 2006.01]
G02B 15/10
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. . by adding a part, e.g. close-up attachment [1, 2006.01]
G02B 15/12
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. . . by adding telescopic attachments (G02B 15/14 takes precedence) [1, 2006.01]
G02B 15/14
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by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective [1, 4, 2006.01]
G02B 15/15
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. . compensation by means of only one movement or by means of only linearly related movements, e.g. optical compensation [4, 2006.01]
G02B 15/16
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. . with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group (G02B 15/22 takes precedence) [1, 4, 2006.01]
G02B 15/163
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. . . having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group (G02B 15/177 takes precedence) [4, 2006.01]
G02B 15/167
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. . . . having an additional fixed front lens or group of lenses [4, 2006.01]
G02B 15/17
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. . . . . arranged + –– [4, 2006.01]
G02B 15/173
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. . . . . arranged + – + [4, 2006.01]
G02B 15/177
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. . . having a negative front lens or group of lenses [4, 2006.01]
G02B 15/20
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. . . having an additional movable lens or lens group for varying the objective focal length [4, 2006.01]
G02B 15/22
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. . with movable lens means specially adapted for focusing at close distances [4, 2006.01]
G02B 15/24
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. . . having a front fixed lens or lens group and two movable lenses or lens groups in front of a fixed lens or lens group [4, 2006.01]
G02B 15/26
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. . . . arranged + –– [4, 2006.01]
G02B 15/28
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. . . . arranged + – + [4, 2006.01]
G02B 17/00
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Systems with reflecting surfaces, with or without refracting elements [1, 6, 2006.01]
G02B 19/00
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Condensers (for microscopes G02B 21/08) [1, 2006.01]
G02B 21/00
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Microscopes [1, 7, 2006.01]
G02B 23/00
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Telescopes, e.g. binocularsPeriscopesInstruments for viewing the inside of hollow bodiesViewfindersOptical aiming or sighting devices [1, 4, 2006.01]
G02B 25/00
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EyepiecesMagnifying glasses [1, 2006.01]
G02B 26/00
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Optical devices or arrangements for the control of light using movable or deformable optical elements (control of light by modification of the optical properties of the media of the elements involved therein G02F 1/00) [4, 2006.01]
G02B 27/00
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Optical systems or apparatus not provided for by any of the groups G02B 1/00-G02B 26/00,G02B 30/00 [1, 2006.01]
G02B 30/00
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Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images (in microscopes G02B 21/22) [2020.01]
G02C
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SPECTACLESSUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLESCONTACT LENSES
G02F
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OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREINNON-LINEAR OPTICSFREQUENCY-CHANGING OF LIGHTOPTICAL LOGIC ELEMENTSOPTICAL ANALOGUE/DIGITAL CONVERTERS [2, 4]
G03
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PHOTOGRAPHYCINEMATOGRAPHYANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVESELECTROGRAPHYHOLOGRAPHY [4]
G04
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HOROLOGY
G05
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CONTROLLINGREGULATING
G06
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COMPUTINGCALCULATING OR COUNTING
G07
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CHECKING-DEVICES
G08
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SIGNALLING
G09
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EDUCATINGCRYPTOGRAPHYDISPLAYADVERTISINGSEALS
G10
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MUSICAL INSTRUMENTSACOUSTICS
G11
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INFORMATION STORAGE
G12
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INSTRUMENT DETAILS
G16
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INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS [2018.01]
G21
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NUCLEAR PHYSICSNUCLEAR ENGINEERING
G99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
H
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ELECTRICITY

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