Patent application number | Description | Published |
20120250009 | OPTICAL CHARACTERISTIC MEASUREMENT APPARATUS - An optical characteristic measurement apparatus acquires a measurement value pertaining to an image characteristic of an optical system to be tested on a plurality of evaluation planes, and measures an optical characteristic, comprising a measurement value correction unit correcting a measurement value pertaining to a width or a light intensity of one of a line spread distribution and a point spread distribution of a beam, on the evaluation planes, wherein: in case where the measurement value pertains to the width, the image plane is regarded as an evaluation reference plane, and the measurement value correction unit outputs a corrected value; in case where the measurement value pertains to the light intensity, the image plane is regarded as an evaluation reference plane, and the measurement value correction unit also outputs a corrected value; and the optical characteristic of the optical system to be tested is measured based on the corrected value. | 10-04-2012 |
20130258354 | THREE-DIMENSIONAL SHAPE DETERMINING APPARATUS AND THREE-DIMENSIONAL SHAPE DETERMINING METHOD - Pattern lights A and B of which patterns respectively having bright and dark sections have been in an inverted relation are projected on a subject to calculate luminance distributions L | 10-03-2013 |
20140104418 | IMAGE CAPTURING APPARATUS, CONTROL METHOD OF IMAGE CAPTURING APPARATUS, THREE-DIMENSIONAL MEASUREMENT APPARATUS, AND STORAGE MEDIUM - An image capturing apparatus comprising; projection means for projecting a first or second pattern each having a bright and dark portions onto a target object as a projection pattern; and image capturing means for imaging the target object on an image sensor as a luminance distribution. The luminance distribution has a first luminance value corresponding to the bright portion and a second luminance value corresponding to the dark portion, the first and second patterns have an overlapping portion where positions of the bright or dark portion overlap, a first luminance distribution corresponding to the first pattern and a second luminance distribution corresponding to the second pattern have an intersection at which the luminance distributions have the same luminance value, and the luminance value at the intersection differs from an average value of the first and second luminance values by a predetermined value. | 04-17-2014 |
20140160243 | THREE-DIMENSIONAL SHAPE MEASURING APPARATUS AND CONTROL METHOD THEREOF - An exposure amount of at least one or more first patterns used to determine positions at the time of triangulation is set to be larger than that of other patterns, so as to reduce the influence of shot noise in the first patterns, to improve precision, and to reduce power consumption as a whole. To this end, a three-dimensional shape measuring apparatus, which measures a three-dimensional shape of an object to be measured by projecting pattern light of a plurality of types of patterns onto the object to be measured, and capturing images of the object to be measured, controls a projector unit and image capture unit to set an exposure amount of the first patterns to be larger than that of patterns other than the first patterns. | 06-12-2014 |
Patent application number | Description | Published |
20090197498 | MANUFACTURING METHOD OF VACUUM AIRTIGHT CONTAINER - To provide a method of manufacturing a vacuum airtight container, capable of activating a non-evaporable getter having a different activation temperature, without providing a process of giving external energy other than heat to be used in a baking process, the method of manufacturing the vacuum airtight container according to the present invention includes STEP | 08-06-2009 |
20090291611 | MANUFACTURING METHODS OF AIRTIGHT CONTAINER AND IMAGE DISPLAY APPARATUS - Provided is a manufacturing method of an airtight container, comprising: an electron beam irradiation process for irradiating an electron beam to a non-evaporable type getter that has not been activated so as not to activate the non-evaporable type getter; and a sealing process for sealing a seal portion after the electron beam irradiation process, and thereby forming the airtight container. | 11-26-2009 |
20110234091 | NON-EVAPORABLE GETTER FOR FIELD-EMISSION DISPLAY - The present invention provides a non-evaporable getter for an FED which can remove a plurality of types of gases. The non-evaporable getter for the FED has a first layer containing titanium, and a second layer containing crystalline zirconium layered on the first layer. The average value of crystalline grain sizes of the crystalline zirconium is 3 nm or more but 20 nm or less. | 09-29-2011 |
20130048882 | CHARGED PARTICLE BEAM FORMING APERTURE AND CHARGED PARTICLE BEAM EXPOSURE APPARATUS - An aperture that forms a charged particle beam includes a non-evaporable getter on a surface of the aperture. The non-evaporable getter is disposed in a position to which the charged particle beam is irradiated. The degradation of the exhaust performance around a charged particle source while the charged particle source is driven is suppressed. | 02-28-2013 |
20130334437 | ELECTROSTATIC LENS AND METHOD OF MANUFACTURING THE SAME - An electrostatic lens includes a first electrode and a second electrode that are arranged oppositely relative to each other with a gap separating them from each other and the first and second electrodes have respective through-holes for allowing a charged particle beam to pass through the through-hole, wherein at least either the first electrode or the second electrode comprises two or more regions; and the through-hole of the electrode with the two or more regions is arranged at least in one of the regions; while the regions are electrically connected to each other by way of a resistor. | 12-19-2013 |
20140023176 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - Provided is a radiation generating apparatus, including: a radiation generating unit for emitting radiation; and a movable diaphragm unit including a light projecting/sighting system for making a simulation display of a radiation field with visible light. The light projecting/sighting system includes: a light source of the visible light; a light guiding plate that is provided across a radiation axis, and causes the visible light from the light source to exit from a front surface of the light guiding plate; and a louver that gives directivity to the visible light exiting from the front surface of the light guiding plate. | 01-23-2014 |
20140112442 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation generating apparatus includes a radiation generating unit and a diaphragm unit that functions as a projector-collimator configured to simulate a radiation field with a visible-light field. The diaphragm unit includes a light source configured to generate visible light, an optical lens configured to control a state of diffusion of the visible light emitted from the light source, and field-limiting blades. The light source and the optical lens are provided between a radiation emission window and the field-limiting blades. The light source is movable into and retractable from a path of radiation generated by the radiation generating unit. | 04-24-2014 |
20150036801 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation generating apparatus | 02-05-2015 |