OPTICAL ELEMENTS, SYSTEMS OR APPARATUS

Child Classifications

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• G02B 1/00 Optical elements characterised by the material of which they are made; Optical coatings for optical elements
• G02B 13/00 Optical objectives specially designed for the purposes specified below (with variable magnification G02B15/00)
• G02B 15/00 Optical objectives with means for varying the magnification (anamorphotic objectives G02B13/08)
• G02B 17/00 Systems with reflecting surfaces, with or without refracting elements
• G02B 19/00 Condensers, (for microscopes G02B21/08)
• G02B 21/00 Microscopes
• G02B 2207/00 Coding scheme for general features or characteristics of optical elements and systems of subclass G02B, but not including elements and systems which would be classified in G02B6/00 and subgroups
• G02B 23/00 Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
• G02B 25/00 Eyepieces; Magnifying glasses
• G02B 26/00 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 G02F1/00)
• G02B 27/00 Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
• G02B 3/00 Simple or compound lenses
• G02B 30/00 Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images (in microscopes G02B21/22)
• G02B 5/00 Optical elements other than lenses (light guides G02B6/00; optical logic elements G02F3/00)
• G02B 6/00 Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
• G02B 7/00 Mountings, adjusting means, or light-tight connections, for optical elements
• G02B 9/00 Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - (G02B15/00 takes precedence)