| ReturnTo Theme-Group-Choice | Onelevelup |
| 2H109 | LIGHT SOURCES AND DETAILS OF PROJECTION-PRINTING DEVICES | |
| G03B27/52 -27/56;27/66-27/70 | ||
| G03B27/52-27/56;27/66-27/70 | AA | AA00 ILLUMINATION DEVICES (LIGHT SOURCES AND OPTICAL MEMBERS) |
AA01 | AA02 | AA03 | AA04 | ||||||
| . Uses | . . Slit exposure | . . Total-surface exposure | . . Devices for formation of white spaces and removal of black frames | |||||||||
| AA11 | AA12 | AA13 | AA15 | AA17 | ||||||||
| . Light sources | . . Dot-shaped light sources | . . . Dot-shaped light sources arranged in one row | . . Linear light sources | . . Planar light sources | ||||||||
| AA22 | AA23 | AA24 | AA25 | AA26 | AA27 | AA28 | AA29 | |||||
| . . Light-source types | . . . Fluorescent light | . . . Halogen lamps | . . . . Segment coils | . . . Light-emitting diodes (LED) | . . . Electro-luminescent light (EL) | . . . Xenon lamps | . . . Lasers | |||||
| AA32 | AA33 | AA34 | AA35 | AA38 | ||||||||
| . . Support of light sources | . . . Structures for exchange | . . . Means of position adjustment | . . . . Means of spacing adjustment for multiple light sources | . . Filament support means | ||||||||
| AA42 | AA43 | AA46 | AA49 | |||||||||
| . . Structures and arrangements of power-feeding units | . . . Mounting of power-feeding cords | . . Symmetrical arrangement with respect to the slit scanning line | . . Light sources that move independently of the scanner | |||||||||
| AA51 | AA52 | AA53 | AA54 | AA55 | AA56 | AA58 | AA59 | |||||
| . Combination with optical members | . . Reflecting mirrors | . . . Reflecting mirror shapes | . . . . Spherical surfaces | . . . . Elliptical surfaces | . . . . Flat surfaces | . . . Arrangement | . . . . Reflecting mirrors arranged on the side opposite the scanner | |||||
| AA63 | AA64 | AA66 | AA67 | AA69 | ||||||||
| . . . Materials | . . . . Surface materials | . . . Support and fixing | . . . . Mounting of the reflective mirror on the frame | . . . Simultaneous movement of the reflective mirror and the scanner | ||||||||
| AA72 | AA73 | AA75 | AA76 | AA77 | AA78 | AA80 | ||||||
| . . Diffusion plates | . . . Frosted surfaces | . . Filters | . . . Concentration filters | . . . Color-separation filters | . . . Infrared-absorption filters | . . Prisms | ||||||
| AA82 | AA83 | AA84 | AA85 | AA86 | AA87 | AA88 | AA89 | AA90 | ||||
| . . Optical-shielding plates | . . . Fixed optical-shielding plates | . . . Adjustable optical-shielding plates | . . . . Liquid crystals | . . . . Adjustable optical-shielding plates capable of horizontal movement | . . . . Adjustable optical-shielding plates that rotate | . . . . Plates wherein one side is composed of multiple pieces | . . . . Optical-shielding plates adjustable for initial adjustment | . . . Optical-shielding plates for correction of light distribution | ||||
| AA92 | AA93 | AA94 | AA95 | AA96 | AA98 | |||||||
| . . Lenses | . . . Photographic lenses | . . . Focusing optical-transmission bodies | . . . Fresnel lenses | . . . Cylinder lenses | . . Optical fibers | |||||||
| AB | AB00 ILLUMINATION DEVICES (CONTROL OF THE AMOUNT OF LIGHT EMITTED, ETC.) |
AB01 | AB02 | AB03 | AB04 | AB05 | AB06 | AB07 | AB08 | AB09 | ||
| . Control of the amount of light emitted | . . Objects or parameters to be controlled | . . . Frequency | . . . . Use of inverters | . . . Current | . . . . Control of continuity angle | . . . Voltage | . . . Voltage charging | . . . Capacitance charging | ||||
| AB13 | AB14 | AB17 | AB18 | AB19 | ||||||||
| . . . Tube-wall temperature of the lamp | . . . Time control by means of a timer | . . Circuits | . . . Power sources | . . . Triggers | ||||||||
| AB22 | AB23 | AB24 | AB25 | AB26 | AB27 | |||||||
| . . Objects or parameters to be detected | . . . Level of illumination | . . . Current and voltage | . . . Temperature | . . . Projection magnification | . . . Scanning speed | |||||||
| AB31 | AB32 | AB33 | AB34 | |||||||||
| . Spectrum adjustment | . . Emission spectrum of the light source | . . Adjustment by means of filters | . . . Control of the number of filters inserted into the optical path | |||||||||
| AB41 | AB42 | AB44 | AB46 | AB48 | ||||||||
| . Selective use of multiple light sources | . . Spare or back-up light sources | . . Responsiveness to the size of the original | . . Responsiveness to the size of the original | . . Correction of light distribution by selecting a light source | ||||||||
| AB51 | AB52 | AB55 | AB56 | |||||||||
| . Timing of lighting | . . Scanner OK signal | . Means of conserving power | . Cut-off of the light at the time of return | |||||||||
| AB61 | AB62 | AB64 | ||||||||||
| . Detection and management of abnormalities | . . Adapting to defects | . . Detection and indication of useful life | ||||||||||
| BA | BA00 SYNTHESIS, DOUBLE PRINTING, AND ADDITIONAL RECORDING |
BA01 | BA02 | BA03 | BA04 | BA06 | BA08 | |||||
| . Contents | . . Counter figures | . . Date and characters | . . Printing status, color correction, and magnification | . . Image synthesis | . . Elimination of black frames | |||||||
| BA11 | BA12 | |||||||||||
| . Means of synthesis, double printing, or additional recording | . . Physical printing | |||||||||||
| BA22 | BA23 | BA24 | BA25 | BA26 | BA27 | BA28 | BA29 | BA30 | ||||
| . . Optical means | . . . Use of two or more projection systems | . . . Synthesis on the surface of the original | . . . Arrangement of originals to be synthesized so that they are in the vicinity of the photosensitive materials | . . . Use of liquid crystal display means | . . . Use of light-emitting diodes | . . . Use of cathode-ray tubes | . . . Use of lasers | . . . Use of masks | ||||
| BA31 | ||||||||||||
| . Maintenance of the amount of exposure at a constant level | ||||||||||||
| CA | CA00 MAINTENANCE |
CA01 | CA02 | CA03 | CA04 | CA05 | CA08 | |||||
| . Temperature adjustment | . . Objects to be adjusted | . . . Platen glass | . . . Light sources | . . . Interior of the mechanism | . . Means of temperature detection | |||||||
| CA12 | CA13 | CA14 | CA15 | CA17 | CA18 | CA19 | ||||||
| . . Cooling | . . . Use of radiation fins | . . . Operational control of cooling means | . . . . Use of a timer when the power source is off | . . Lighting control using the light source | . . Heating | . . . Heating and cooling pipes (including cooling) | ||||||
| CA21 | CA22 | CA23 | CA25 | CA26 | ||||||||
| . Protection against dust | . . Dust-collection mechanisms | . . . Dust-collection mechanisms using air filters | . . Sealing mechanisms | . . . Sealing mechanisms using movable shutters | ||||||||
| CA31 | CA34 | CA37 | ||||||||||
| . Prevention of dew condensation | . Cleaning | . Prevention of glare | ||||||||||
| DA | DA00 OTHERS |
DA01 | DA03 | DA05 | DA07 | |||||||
| . Characteristic colors | . Improvement of starting characteristics | . Cost and space measures | . Structures for conveyance or installation | |||||||||
| DA11 | DA12 | DA14 | DA15 | DA17 | DA19 | |||||||
| . Exchange and adjustment of illumination members | . . Modularization of illumination members | . Mounting of the transfer-paper cassette | . . Detection of the quantity remaining | . Means of conveying the originals | . Automatic positioning of the originals and the photosensitive materials | |||||||
| DA21 | DA24 | DA27 | ||||||||||
| . Mounting of the enlargement heads on the support pillars | . Support of the halftone screens | . Application or correction of distortions | ||||||||||
| DA31 | DA32 | DA33 | DA35 | DA37 | ||||||||
| . Support of the reflecting mirrors | . . Elastic support | . . . Elastic supports that are used along with protrusions | . . Position adjustment | . . Angle adjustment |