WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

G03H　HOLOGRAPHIC PROCESSES OR APPARATUS (holograms, e.g. point holograms, used as ordinary optical elements G02B 5/32; producing stereoscopic or other three-dimensional effects G02B 27/22; diffraction-grating systems G02B 27/44; systems using moire fringes G02B 27/60; optical logic elements G02F 3/00; stereo-photography G03B 35/00; photosensitive materials or processes for photographic purposes G03C; {stereo-photographic or similar processes G03C 9/00}; apparatus for processing exposed photographic materials G03D; analogue computers performing mathematical operations with the aid of optical elements G06E 3/00; authentication by radiation, of concealed information carried by holograms or diffraction gratings G06K 19/16; holographic storage G11B 7/0065, G11C 13/04; {stereoscopic or other three dimensional effects in television systems H04N 13/00})

G03H 1/00 Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto

G03H 1/0005 ・{Adaptation of holography to specific applications (holographic optical element G02B 5/32; holographic scanner G02B 26/106; recognition using holographic mask G06K 9/76; holographic memories G11B 7/0065, G11C 13/042)}

G03H 1/0011 ・・{for security or authentication (holograms on information-bearing cards B42D15

G03H 1/02 ・Details {of features involved during the holographic process; Replication of holograms without interference recording}

G03H 1/0236 ・・{Form or shape of the hologram when not registered to the substrate, e.g. trimming the hologram to alphanumerical shape (substrates bearing a hologram G03H 1/0272)}

G03H 1/024 ・・{Hologram nature or properties}

G03H 1/0244 ・・・{Surface relief holograms (replicating hologram without interference recording G03H 1/0276)}

G03H 1/0248 ・・・{Volume holograms}

G03H 1/0252 ・・{Laminate comprising a hologram layer}

G03H 1/0256 ・・・{having specific functional layer}

G03H 1/0272 ・・{Substrate bearing the hologram}

G03H 1/0276 ・・{Replicating a master hologram without interference recording (surface relief holograms G03H 1/0244)}

G03H 1/028 ・・・{by embossing}

G03H 1/04 ・Processes or apparatus for producing holograms (G03H 1/26 takes precedence)

G03H 1/0402 ・・{Recording geometries or arrangements (G03H 1/0443, G03H 1/0476, G03H 1/16 take precedence)}

G03H 1/0404 ・・・{In-line recording arrangement}

G03H 1/0406 ・・・{Image plane or focused image holograms, i.e. an image of the object or holobject is formed on, in or across the recording plane}

G03H 1/0408 ・・・{Total internal reflection [TIR] holograms, e.g. edge lit or substrate mode holograms}

G03H 1/041 ・・・{Optical element in the object space affecting the object beam, not otherwise provided for}

G03H 1/0443 ・・{Digital holography, i.e. recording holograms with digital recording means (holobject computation G03H 1/0866)}

G03H 1/0465 ・・{Particular recording light; Beam shape or geometry (G03H 1/06 takes precedence)}

G03H 1/0476 ・・{Holographic printer (G03H 1/268 takes precedence)}

G03H 1/0486 ・・{Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations}

G03H 1/0493 ・・{Special holograms not otherwise provided for, e.g. conoscopic, referenceless holography}

G03H 1/06 ・・using incoherent light

G03H 1/08 ・・Synthesising holograms, {i.e. holograms synthesized from objects or objects from holograms}(using electric digital computers G06F; G06T)

G03H 1/0808 ・・・{Methods of numerical synthesis, e.g. coherent ray tracing [CRT], diffraction specific}

G03H 1/0841 ・・・{Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding}

G03H 1/0866 ・・・{Digital holographic imaging, i.e. synthesizing holobjects from holograms}

G03H 1/0891 ・・・{Processes or apparatus adapted to convert digital holographic data into a hologram (G03H 1/2294 takes precedence)}

G03H 1/10 ・・using modulated reference beam

G03H 1/12 ・・・Spatial modulation, e.g. ghost imaging

G03H 1/14 ・・・Temporal modulation, e.g. extending depth of field or phase compensation for object motion

G03H 1/16 ・・using Fourier transform ({G03H 1/10}, G03H 1/12, G03H 1/14 take precedence; analogue computers G06G, e.g. G06G 7/19)

G03H 1/18 ・・Particular processing of hologram record carriers, e.g. for obtaining blazed holograms {(photographic processing in general G03C, G03D)}

G03H 1/181 ・・・{Pre-exposure processing, e.g. hypersensitisation}

G03H 1/182 ・・・{Post-exposure processing, e.g. latensification}

G03H 1/20 ・・Copying holograms by holographic {i.e. optical} means

G03H 1/202 ・・・{Contact copy when the reconstruction beam for the master H1 also serves as reference beam for the copy H2}

G03H 1/22 ・Processes or apparatus for obtaining an optical image from holograms (G03H 1/26 to G03H 1/34 take precedence)

G03H 1/2202 ・・{Reconstruction geometries or arrangements}

G03H 1/2205 ・・・{using downstream optical component}

G03H 1/2249 ・・{Holobject properties}

G03H 1/2286 ・・{Particular reconstruction light (G03H 1/24 takes precedence); Beam properties}

G03H 1/2294 ・・{Addressing the hologram to an active spatial light modulator}

G03H 1/24 ・・using white light {e.g. rainbow holograms}

G03H 1/26 ・Processes or apparatus specially adapted to produce multiple {sub-} holograms or to obtain images from them, e.g. multicolour technique

G03H 1/2645 ・・{Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing}

G03H 1/265 ・・・{Angle multiplexing; Multichannel holograms (G03H 1/268 takes precedence)}

G03H 1/268 ・・{Holographic stereogram}

G03H 1/28 ・・superimposed holograms only

G03H 1/30 ・・discrete holograms only

G03H 1/32 ・Systems for obtaining speckle elimination

G03H 1/34 ・Systems for reducing the space-spatial bandwidth product

G03H 3/00 Holographic processes or apparatus using ultrasonic, sonic or infrasonic waves for obtaining holograms; Processes or apparatus for obtaining an optical image from them (G03H 1/22 takes precedence; {acoustic non-destructive testing using holographic methods G01N 29/0663; seismology using acoustic vibrations G01V 1/00; non-holographic methods for visualizing acoustic waves G10K 15/00})

G03H 5/00 Holographic processes or apparatus using particles or using waves other than those covered by groups G03H 1/00 or G03H 3/00 for obtaining holograms; Processes or apparatus for obtaining an optical image from them (G03H 1/22 takes precedence; construction of electron microscopes H01J 37/26; {investigating or analysing materials by the use of microwaves G01N 22/00, by the use of particles wave or X-rays G01N 23/00, G21K 7/00})

G03H 2001/00 Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto

G03H 2001/0005 ・{Adaptation of holography to specific applications (holographic optical element G02B 5/32; holographic scanner G02B 26/106; recognition using holographic mask G06K 9/76; holographic memories G11B 7/0065, G11C 13/042)}

G03H 2001/0011 ・・{for security or authentication (holograms on information-bearing cards B42D15

G03H 2001/0016 ・・・Covert holograms or holobjects requiring additional knowledge to be perceived, e.g. holobject reconstructed only under IR illumination (micro-holograms G03H 2230/10)

G03H 2001/0022 ・・・・Deciphering being performed with numerical or optical key, e.g. with the optical scrambler used during recording (optical element in object beam G03H 1/041)

G03H 2001/0027 ・・・Being copy-protected against fraudulent replication, e.g. by layering a filter rejecting laser lines

G03H 2001/0033 ・・in hologrammetry for measuring or analysing

G03H 2001/0038 ・・・analogue or digital holobjects (holographic interferometry G01B 9/021; investigating particles G01N 15/0227)

G03H 2001/0044 ・・・holographic fringes deformations; holographic sensors (holographic rain sensor in vehicles B60S 1/084)

G03H 2001/005 ・・in microscopy, e.g. digital holographic microscope [DHM] (microscopes G02B 21/00; digital holography G03H 1/0866)

G03H 2001/0055 ・・in advertising or decorative art

G03H 2001/0061 ・・in haptic applications when the observer interacts with the holobject

G03H 2001/0066 ・・for wavefront matching wherein the hologram is arranged to convert a predetermined wavefront into a comprehensive wave, e.g. associative memory (recognition using holographic masks G06K 9/76)

G03H 2001/0072 ・・for wavefront conjugation wherein the hologram generates a wavefront conjugating a predetermined object, e.g. null testing, positioning, comparative holography

G03H 2001/0077 ・・for optical manipulation, e.g. holographic optical tweezers [HOT]

G03H 2001/0083 ・・for restoring distorted objects, e.g. restoring objects through scattering media

G03H 2001/0088 ・・for video-holography, i.e. integrating hologram acquisition, transmission and display

G03H 2001/0094 ・・for patterning or machining using the holobject as input light distribution (microlithography G03F 7/70283)

G03H 2001/02 ・Details {of features involved during the holographic process; Replication of holograms without interference recording}

G03H 2001/0204 ・・Object characteristics (corresponding details, see subgroups of G03H 2210/00)

G03H 2001/0208 ・・Individual components other than the hologram

G03H 2001/0212 ・・・Light sources or light beam properties (G03H 1/06, G03H 1/24 take precedence; corresponding details, see subgroups of G03H 2222/00)

G03H 2001/0216 ・・・Optical components (G03H 2001/0224, G03H 1/0256 take precedence; corresponding details, see subgroups of G03H 2223/00)

G03H 2001/022 ・・・Writing means other than actinic light wave (corresponding details, see subgroups of G03H 2224/00)

G03H 2001/0224 ・・・Active addressable light modulator, i.e. Spatial Light Modulator [SLM] (corresponding details, see subgroups of G03H 2225/00)

G03H 2001/0228 ・・・Electro-optic or electronic components relating to digital holography (G03H 2001/0224 takes precedence; corresponding details, see subgroups of G03H 2226/00)

G03H 2001/0232 ・・・Mechanical components or mechanical aspects not otherwise provided for (corresponding details, see subgroups of G03H 2227/00)

G03H 2001/026 ・・Recording materials or recording processes (G03H 2226/11 takes precedence; corresponding details, see subgroups of G03H 2260/00)

G03H 2001/0264 ・・・Organic recording material

G03H 2001/0268 ・・・Inorganic recording material, e.g. photorefractive crystal [PRC]

G03H 2001/0276 ・・{Replicating a master hologram without interference recording (surface relief holograms G03H 1/0244)}

G03H 2001/0284 ・・・by moulding

G03H 2001/0288 ・・・by electroforming

G03H 2001/0292 ・・・by masking

G03H 2001/0296 ・・・Formation of the master hologram

G03H 2001/04 ・Processes or apparatus for producing holograms (G03H 1/26 takes precedence)

G03H 2001/0402 ・・{Recording geometries or arrangements (G03H 1/0443, G03H 1/0476, G03H 1/16 take precedence)}

G03H 2001/0413 ・・・for recording transmission holograms

G03H 2001/0415 ・・・for recording reflection holograms

G03H 2001/0417 ・・・・for recording single beam Lippmann hologram wherein the object is illuminated by reference beam passing through the recording material

G03H 2001/0419 ・・・for recording combined transmission and reflection holograms

G03H 2001/0421 ・・・Parallax aspect

G03H 2001/0423 ・・・・Restricted parallax, e.g. horizontal parallax only holograms [HPO]

G03H 2001/0426 ・・・・Extended parallax, e.g. panoramic or 360deg. holograms

G03H 2001/0428 ・・・Image holography, i.e. an image of the object or holobject is recorded (G03H 1/0406 takes precedence; holographic microscope G03H 2001/005)

G03H 2001/043 ・・・Non planar recording surface, e.g. curved surface

G03H 2001/0432 ・・・Constrained record wherein, during exposure, the recording means undergoes constrains substantially differing from those expected at reconstruction

G03H 2001/0434 ・・・In situ recording when the hologram is recorded within the device used for reconstruction

G03H 2001/0436 ・・・Holographic camera (portable device G03H 2227/02)

G03H 2001/0439 ・・・for recording Holographic Optical Element [HOE] (HOE per se G02B 5/32)

G03H 2001/0441 ・・・Formation of interference pattern, not otherwise provided for

G03H 2001/0443 ・・{Digital holography, i.e. recording holograms with digital recording means (holobject computation G03H 1/0866)}

G03H 2001/0445 ・・・Off-axis recording arrangement (G03H 2001/0456 takes precedence)

G03H 2001/0447 ・・・In-line recording arrangement

G03H 2001/045 ・・・Fourier or lensless Fourier arrangement

G03H 2001/0452 ・・・arranged to record an image of the object (holographic microscope G03H 2001/005)

G03H 2001/0454 ・・・Arrangement for recovering hologram complex amplitude

G03H 2001/0456 ・・・・Spatial heterodyne, i.e. filtering a Fourier transform of the off-axis record

G03H 2001/0458 ・・・・Temporal or spatial phase shifting, e.g. parallel phase shifting method

G03H 2001/046 ・・・Synthetic aperture

G03H 2001/0463 ・・・Frequency heterodyne, i.e. one beam is frequency shifted

G03H 2001/0465 ・・{Particular recording light; Beam shape or geometry (G03H 1/06 takes precedence)}

G03H 2001/0467 ・・・Gated recording using pulsed or low coherence light source, e.g. light in flight, first arriving light

G03H 2001/0469 ・・・Object light being reflected by the object

G03H 2001/0471 ・・・Object light being transmitted through the object, e.g. illumination through living cells

G03H 2001/0473 ・・・Particular illumination angle between object or reference beams and hologram

G03H 2001/0476 ・・{Holographic printer (G03H 1/268 takes precedence)}

G03H 2001/0478 ・・・Serial printer i.e. point oriented processing

G03H 2001/048 ・・・Parallel printer, i.e. a fringe pattern is reproduced

G03H 2001/0482 ・・・Interference based printer

G03H 2001/0484 ・・・Arranged to produce three-dimensional fringe pattern

G03H 2001/0486 ・・{Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations}

G03H 2001/0489 ・・・by using phase stabilized beam

G03H 2001/0491 ・・・by monitoring the hologram formation, e.g. via a feed-back loop

G03H 2001/0493 ・・{Special holograms not otherwise provided for, e.g. conoscopic, referenceless holography}

G03H 2001/0495 ・・・Polarisation preserving holography where amplitude, phase and polarisation state of the original objet wavefront are recorded

G03H 2001/0497 ・・・Dot matrix holograms

G03H 2001/08 ・・Synthesising holograms, {i.e. holograms synthesized from objects or objects from holograms}(using electric digital computers G06F; G06T)

G03H 2001/0808 ・・・{Methods of numerical synthesis, e.g. coherent ray tracing [CRT], diffraction specific}

G03H 2001/0816 ・・・・Iterative algorithms

G03H 2001/0825 ・・・・Numerical processing in hologram space, e.g. combination of the CGH [computer generated hologram] with a numerical optical element

G03H 2001/0833 ・・・・Look up table

G03H 2001/0841 ・・・{Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding}

G03H 2001/085 ・・・・Kinoform, i.e. phase only encoding wherein the computed field is processed into a distribution of phase differences

G03H 2001/0858 ・・・・Cell encoding wherein each computed values is represented by at least two pixels of the modulator, e.g. detour phase coding

G03H 2001/0866 ・・・{Digital holographic imaging, i.e. synthesizing holobjects from holograms}

G03H 2001/0875 ・・・・Solving phase ambiguity, e.g. phase unwrapping

G03H 2001/0883 ・・・・Reconstruction aspect, e.g. numerical focusing

G03H 2001/18 ・・Particular processing of hologram record carriers, e.g. for obtaining blazed holograms {(photographic processing in general G03C, G03D)}

G03H 2001/182 ・・・{Post-exposure processing, e.g. latensification}

G03H 2001/183 ・・・・Erasing the holographic information

G03H 2001/184 ・・・・・Partially erasing

G03H 2001/185 ・・・Applying a curing step

G03H 2001/186 ・・・Swelling or shrinking the holographic record or compensation thereof e.g. for controlling the reconstructed wavelength (G03H 2001/0033, G03H 2250/44 take precedence)

G03H 2001/187 ・・・Trimming process i.e. macroscopically patterning the hologram (shape of hologram G03H 1/0236)

G03H 2001/188 ・・・・Demetallisation, i.e. removing the enhancing metallic layer (enhancement layer G03H 2250/36)

G03H 2001/20 ・・Copying holograms by holographic {i.e. optical} means

G03H 2001/205 ・・・Subdivided copy, e.g. scanning transfer

G03H 2001/207 ・・・with modification of the nature of the hologram, e.g. changing from volume to surface relief or from reflection to transmission

G03H 2001/22 ・Processes or apparatus for obtaining an optical image from holograms (G03H 1/26 to G03H 1/34 take precedence)

G03H 2001/2202 ・・{Reconstruction geometries or arrangements}

G03H 2001/2205 ・・・{using downstream optical component}

G03H 2001/2207 ・・・・Spatial filter, e.g. for suppressing higher diffraction orders

G03H 2001/221 ・・・・Element having optical power, e.g. field lens

G03H 2001/2213 ・・・・Diffusing screen revealing the real holobject, e.g. container filed with gel to reveal the 3D holobject

G03H 2001/2215 ・・・・・Plane screen

G03H 2001/2218 ・・・・・・being perpendicular to optical axis

G03H 2001/2221 ・・・・・Screen having complex surface, e.g. a structured object

G03H 2001/2223 ・・・Particular relationship between light source, hologram and observer

G03H 2001/2226 ・・・・Edge lit holograms (TIR recording G03H 1/0408)

G03H 2001/2228 ・・・・adapted for reflection and transmission reconstruction

G03H 2001/2231 ・・・・Reflection reconstruction

G03H 2001/2234 ・・・・Transmission reconstruction

G03H 2001/2236 ・・・Details of the viewing window

G03H 2001/2239 ・・・・Enlarging the viewing window

G03H 2001/2242 ・・・・Multiple viewing windows

G03H 2001/2244 ・・・Means for detecting or recording the holobject

G03H 2001/2247 ・・・・for testing the hologram or holobject

G03H 2001/2249 ・・{Holobject properties}

G03H 2001/2252 ・・・Location of the holobject

G03H 2001/2255 ・・・・Holobject out of Fourier or hologram planes

G03H 2001/2257 ・・・・Straddling the hologram

G03H 2001/226 ・・・・Virtual or real

G03H 2001/2263 ・・・Multicoloured holobject

G03H 2001/2265 ・・・・Achromatic holobject

G03H 2001/2268 ・・・・Rainbow hologram

G03H 2001/2271 ・・・・RGB holobject

G03H 2001/2273 ・・・Pseudo-dynamic holobject, e.g. due to angle multiplexing and viewer motion

G03H 2001/2276 ・・・Polarisation dependent holobject (G03H 2001/0495 takes precedence)

G03H 2001/2278 ・・・Orthoscopic or pseudoscopic

G03H 2001/2281 ・・・Particular depth of field

G03H 2001/2284 ・・・Superimposing the holobject with other visual information

G03H 2001/2286 ・・{Particular reconstruction light (G03H 1/24 takes precedence); Beam properties}

G03H 2001/2289 ・・・when reconstruction wavelength differs form recording wavelength

G03H 2001/2292 ・・・Using scanning means

G03H 2001/2294 ・・{Addressing the hologram to an active spatial light modulator}

G03H 2001/2297 ・・・using frame sequential, e.g. for reducing speckle noise

G03H 2001/26 ・Processes or apparatus specially adapted to produce multiple {sub-} holograms or to obtain images from them, e.g. multicolour technique

G03H 2001/2605 ・・Arrangement of the sub-holograms, e.g. partial overlapping

G03H 2001/261 ・・・in optical contact

G03H 2001/2615 ・・・・in physical contact, i.e. layered holograms

G03H 2001/262 ・・・not in optical contact (G03H 1/30 takes precedence)

G03H 2001/2625 ・・Nature of the sub-holograms

G03H 2001/263 ・・・Made of different recording materials

G03H 2001/2635 ・・・Mixed volume and surface relief holograms

G03H 2001/264 ・・・One hologram being a HOE

G03H 2001/2645 ・・{Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing}

G03H 2001/2655 ・・・Time multiplexing, i.e. consecutive records wherein the period between records is pertinent per se

G03H 2001/266 ・・・Wavelength multiplexing

G03H 2001/2665 ・・・Coherence multiplexing wherein different holobjects are perceived under coherent or incoherent illumination

G03H 2001/267 ・・・Polarisation multiplexing

G03H 2001/2675 ・・・Phase code multiplexing, wherein the sub-holograms are multiplexed according to spatial modulation of the reference beam (reference beam spatial modulation G03H 1/12)

G03H 2001/268 ・・{Holographic stereogram}

G03H 2001/2685 ・・・One step recording process

G03H 2001/269 ・・・Two and more than two steps recording process

G03H 2001/2695 ・・・Dedicated printer (holographic printers G03H 1/0476)

G03H 2001/30 ・・discrete holograms only

G03H 2001/303 ・・・Interleaved sub-holograms, e.g. three RGB sub-holograms having interleaved pixels for reconstructing coloured holobject

G03H 2001/306 ・・・Tiled identical sub-holograms

G03H 2210/00 Object characteristics (not used, see subgroups)

G03H 2210/10 ・Modulation characteristics, e.g. amplitude, phase, polarisation

G03H 2210/11 ・・Amplitude modulating object

G03H 2210/12 ・・Phase modulating object, e.g. living cell

G03H 2210/13 ・・Coloured object

G03H 2210/20 ・2D object

G03H 2210/22 ・・2D SLM object wherein the object beam is formed of the light modulated by the

G03H 2210/30 ・3D object

G03H 2210/32 ・・3D+2D, i.e. composition of 3D and 2D sub-objects, e.g. scene in front of planar background

G03H 2210/33 ・・3D/2D, i.e. the object is formed of stratified 2D planes, e.g. tomographic data

G03H 2210/36 ・・Occluded features resolved due to parallax selectivity

G03H 2210/40 ・Synthetic representation, i.e. digital or optical object decomposition

G03H 2210/42 ・・from real object, e.g. using 3D scanner

G03H 2210/44 ・・Digital representation

G03H 2210/441 ・・・Numerical processing applied to the object data other than numerical propagation (synthesizing propagation G03H 1/0808)

G03H 2210/45 ・・Representation of the decomposed object

G03H 2210/452 ・・・into points

G03H 2210/454 ・・・into planes

G03H 2210/46 ・・for subsequent optical processing (G03H 1/268 takes precedence)

G03H 2210/50 ・Nature of the object

G03H 2210/52 ・・Alphanumerical

G03H 2210/53 ・・Coded object not directly interpretable, e.g. encrypted object, barcode

G03H 2210/54 ・・For individualisation of product

G03H 2210/55 ・・Having particular size, e.g. irresolvable by the eye

G03H 2210/56 ・・Multiple objects, e.g. each in different environment

G03H 2210/562 ・・・Holographic object, i.e. a combination of an object and holobject (G03H 1/20 takes precedence)

G03H 2210/62 ・Moving object

G03H 2210/63 ・Environment affecting the recording, e.g. underwater (G03H 2001/0432 takes precedence)

G03H 2222/00 Light sources or light beam properties (not used, see subgroups)

G03H 2222/10 ・Spectral composition

G03H 2222/12 ・・Single or narrow bandwidth source e.g. laser, light emitting diode [LED]

G03H 2222/13 ・・Multi-wavelengths wave with discontinuous wavelength ranges (G03H 2222/18 takes precedence)

G03H 2222/14 ・・Broadband source, e.g. sun light

G03H 2222/15 ・・Ultra Violet [UV]

G03H 2222/16 ・・Infra Red [IR]

G03H 2222/17 ・・White light (G03H 1/24 takes precedence)

G03H 2222/18 ・・・RGB trichrome light

G03H 2222/20 ・Coherence of the light source

G03H 2222/22 ・・Spatial coherence

G03H 2222/23 ・・Temporal coherence

G03H 2222/24 ・・Low coherence light normally not allowing valuable record or reconstruction (G03H 1/06 takes precedence)

G03H 2222/31 ・Polarised light

G03H 2222/32 ・Unpolarised light

G03H 2222/33 ・Pulsed light beam

G03H 2222/34 ・Multiple light sources

G03H 2222/35 ・Transverse intensity distribution of the light beam

G03H 2222/36 ・Scanning light beam

G03H 2222/40 ・Particular irradiation beam not otherwise provided for

G03H 2222/42 ・・Reference beam at recording stage

G03H 2222/43 ・・Object beam at recording stage

G03H 2222/44 ・・Beam irradiating the object at recording stage

G03H 2222/45 ・・Interference beam at recording stage, i.e. following combination of object and reference beams

G03H 2222/46 ・・Reconstruction beam at reconstruction stage

G03H 2222/47 ・・Evanescent wave

G03H 2222/50 ・Geometrical property of the irradiating beam

G03H 2222/52 ・・Divergent beam

G03H 2222/53 ・・Collimated beam

G03H 2222/54 ・・Convergent beam

G03H 2222/55 ・・Astigmatic beam having different focal planes (anamorphic optical element G03H 2223/21)

G03H 2222/56 ・・Conjugated beam

G03H 2223/00 Optical components (not used, see subgroups)

G03H 2223/12 ・Amplitude mask, e.g. diaphragm, Louver filter

G03H 2223/13 ・Phase mask

G03H 2223/14 ・Diffuser, e.g. lens array, random phase mask

G03H 2223/15 ・Colour filter, e.g. interferential colour filter

G03H 2223/16 ・Optical waveguide, e.g. optical fibre, rod

G03H 2223/17 ・Element having optical power

G03H 2223/18 ・Prism

G03H 2223/19 ・Micro-optic array e.g. lens array

G03H 2223/20 ・Birefringent optical element, e.g. wave plate

G03H 2223/21 ・Anamorphic optical element e.g. cylindrical (astigmatic beam G03H 2222/55)

G03H 2223/22 ・Polariser

G03H 2223/23 ・Diffractive element

G03H 2223/24 ・Reflector; Mirror

G03H 2223/25 ・Index matching material

G03H 2223/26 ・Means providing optical delay e.g. for path length matching

G03H 2223/50 ・Particular location or purpose of optical element (downstream optical component G03H 1/2205)

G03H 2223/52 ・・Filtering the object information

G03H 2223/53 ・・Filtering the hologram information, i.e. the fringe pattern

G03H 2223/54 ・・Filtering the holobject information

G03H 2223/55 ・・Arranged at a Fourier plane

G03H 2224/00 Writing means other than actinic light wave (not used, see subgroups)

G03H 2224/02 ・Mechanical means, e.g. diamond tool

G03H 2224/04 ・Particle beam, e.g. e-beam

G03H 2224/06 ・Thermal or photo-thermal means (infra red source G03H 2222/16)

G03H 2225/00 Active addressable light modulator (not used, see subgroups)

G03H 2225/10 ・Shape or geometry

G03H 2225/11 ・・1D SLM

G03H 2225/12 ・・2D SLM

G03H 2225/13 ・・3D SLM

G03H 2225/20 ・Nature, e.g. e-beam addressed

G03H 2225/21 ・・Acousto-optic SLM [AO-SLM]

G03H 2225/22 ・・Electrically addressed SLM [EA-SLM]

G03H 2225/23 ・・Grating based SLM

G03H 2225/24 ・・Having movable pixels, e.g. micro-electromechanical systems [MEMS]

G03H 2225/25 ・・Optically addressed SLM [OA-SLM]

G03H 2225/30 ・Modulation

G03H 2225/31 ・・Amplitude only

G03H 2225/32 ・・Phase only

G03H 2225/33 ・・Complex modulation

G03H 2225/34 ・・・Amplitude and phase coupled modulation

G03H 2225/35 ・・Colour modulation

G03H 2225/36 ・・Polarisation

G03H 2225/52 ・Reflective modulator

G03H 2225/55 ・Having optical element registered to each pixel

G03H 2225/60 ・Multiple SLMs

G03H 2225/61 ・・for multicolour processing

G03H 2226/00 Electro-optic or electronic components relating to digital holography (not used, see subgroups)

G03H 2226/02 ・Computing or processing means, e.g. digital signal processor [DSP]

G03H 2226/04 ・Transmission or communication means, e.g. internet protocol

G03H 2226/05 ・Means for tracking the observer

G03H 2226/11 ・Electro-optic recording means, e.g. CCD, pyroelectric sensors

G03H 2226/13 ・・Multiple recording means

G03H 2227/00 Mechanical components or mechanical aspects not otherwise provided for (not used, see subgroups)

G03H 2227/02 ・Handheld portable device, e.g. holographic camera, mobile holographic display

G03H 2227/03 ・Means for moving one component (G03H 1/0476, G03H 2001/2695 take precedence)

G03H 2227/04 ・Production line for mass production

G03H 2227/05 ・Support holding the holographic record

G03H 2227/06 ・・Support including light source

G03H 2230/00 Form or shape of the hologram when not registered to the substrate (not used, see subgroups)

G03H 2230/10 ・Micro-hologram not registered to the substrate

G03H 2240/00 Hologram nature or properties (not used, see subgroups)

G03H 2240/10 ・Physical parameter modulated by the hologram (G03H 2001/0224 takes precedence)

G03H 2240/11 ・・Phase only modulation (G03H 1/0244 takes precedence)

G03H 2240/12 ・・Amplitude only modulation

G03H 2240/13 ・・Amplitude and phase complex modulation

G03H 2240/15 ・・Polarisation modulation

G03H 2240/20 ・Details of physical variations exhibited in the hologram

G03H 2240/21 ・・Optical density variations

G03H 2240/22 ・・・Chromatic variations e.g. photochromic or electrochromic

G03H 2240/23 ・・Optical length variations, e.g. bleached silver halide (G03H 1/0244 takes precedence)

G03H 2240/24 ・・・Index variations only

G03H 2240/25 ・・Magnetic variations

G03H 2240/26 ・・Structural variations, e.g. structure variations due to photoanchoring or conformation variations due to photo-isomerisation

G03H 2240/40 ・・Dynamic of the variations

G03H 2240/41 ・・・Binary

G03H 2240/42 ・・・Discrete level

G03H 2240/43 ・・・Continuous

G03H 2240/50 ・Parameters or numerical values associated with holography, e.g. peel strength

G03H 2240/51 ・・Intensity, power or luminance (G03H 2240/52 takes precedence)

G03H 2240/52 ・・Exposure parameters e.g. time, intensity

G03H 2240/53 ・・Diffraction efficiency [DE]

G03H 2240/54 ・・Refractive index

G03H 2240/55 ・・Thickness

G03H 2240/56 ・・Resolution

G03H 2240/61 ・・SLM related parameters, e.g. pixel size

G03H 2240/62 ・・Sampling aspect applied to sensor or display

G03H 2250/00 Laminate comprising a hologram layer (not used, see subgroups)

G03H 2250/10 ・arranged to be transferred onto a carrier body (adhesive layer G03H 2250/35)

G03H 2250/12 ・Special arrangement of layers

G03H 2250/14 ・Forming layer onto which a surface relief hologram is formed (G03H 2270/52 takes precedence)

G03H 2250/32 ・Antireflective layer

G03H 2250/33 ・Absorbing layer

G03H 2250/34 ・Colour layer

G03H 2250/35 ・Adhesive layer

G03H 2250/36 ・Conform enhancement layer

G03H 2250/37 ・Enclosing the photosensitive material

G03H 2250/38 ・Liquid crystal

G03H 2250/39 ・Protective layer

G03H 2250/40 ・Printed information overlapped with the hologram

G03H 2250/41 ・Polarisation active layer

G03H 2250/42 ・Reflective layer (G03H 2250/36 takes precedence)

G03H 2250/43 ・One layer having dispersed particles (S02H 260/33 takes precedence)

G03H 2250/44 ・Colour tuning layer

G03H 2260/00 Recording materials or recording processes (not used, see subgroups)

G03H 2260/10 ・Dichromated gelatine or equivalents

G03H 2260/12 ・Photopolymer

G03H 2260/14 ・Photoresist

G03H 2260/16 ・Silver halide emulsion

G03H 2260/30 ・Details of photosensitive recording material not otherwise provided for

G03H 2260/31 ・・Ageing or resistance of the material (G03H 2250/39 takes precedence)

G03H 2260/32 ・・Combining different recording materials (G03H 2001/2615 takes precedence)

G03H 2260/33 ・・Having dispersed compound

G03H 2260/34 ・・Non uniform thickness

G03H 2260/35 ・・Rewritable material allowing several record and erase cycles

G03H 2260/36 ・・・Dynamic material where the lifetime of the recorded pattern is quasi instantaneous, the holobject is simultaneously reconstructed

G03H 2260/50 ・Reactivity or recording processes (writing means G03H 2001/0212, G03H 2001/022)

G03H 2260/51 ・・Photoanisotropic reactivity wherein polarized light induces material birefringence, e.g. azo-dye doped polymer

G03H 2260/52 ・・Photochromic reactivity wherein light induces a reversible transformation between two states having different absorption spectra

G03H 2260/53 ・・Photoconductor thermoplastic reactivity wherein light is transformed into an electrostatic then into a thickness distribution

G03H 2260/54 ・・Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then a modification of refractive index, e.g. photorefractive polymer

G03H 2260/61 ・・Producing material deformation

G03H 2260/62 ・・Direct etching

G03H 2260/63 ・・Indirect etching, e.g. lithography (photoresist G03H 2260/14)

G03H 2270/00 Substrate bearing the hologram (not used, see subgroups)

G03H 2270/10 ・Composition

G03H 2270/11 ・・Crystal or glass (G03H 2270/55 takes precedence )

G03H 2270/12 ・・Fibrous, e.g. paper, textile

G03H 2270/13 ・・Metallic

G03H 2270/14 ・・Plastic

G03H 2270/20 ・Shape

G03H 2270/21 ・・Curved bearing surface

G03H 2270/22 ・・Disc shaped

G03H 2270/23 ・・Ribbon shaped, e.g. holographic foil

G03H 2270/24 ・・Having particular size, e.g. microscopic

G03H 2270/30 ・Nature

G03H 2270/31 ・・Flexible

G03H 2270/32 ・・Transparent

G03H 2270/52 ・Integrated surface relief hologram without forming layer

G03H 2270/53 ・Recording material dispersed into porous substrate

G03H 2270/54 ・Recording material filed in recessed substrate

G03H 2270/55 ・being an optical element, e.g. spectacles