TH22752A - Centralized measurement devices and optical devices in use from this - Google Patents

Abstract

The invention involved a centralized measuring device. Consisting of a partition located near the plane of the picture As specified of the object lens And whose opening is indented from the optical axis of the object lens To control the area of the light range And optical lenses Located near the plane of the picture As defined of the object lens and the pair of lens, the secondary condition That corresponds to the opening to capture duplicate images. In which the image produced by the object lens and the stopper is located close to the secondary lens pair and has a pair of openings To control the light passing through the pair of secondary image lenses And a sensor to measure the amount of light distribution Of the image produced by the secondary lens, where the pairs of the secondary image lens come into contact with each other And there is a different shape of the scene on the plane perpendicular to the optical axis of the object lens.

Claims (8)

1.Center point measuring device to measure the center of the object which appears at a distant position. In a slant from the center of the field of view of the lens, the object with the rectangular view image. The measuring point of the center consists of a partition that is close to the specified image plane of the object lens and has an opening arranged at The preset position is tilted from the center of the object lens' view range to Limited image receiving area The opening extends in a direction along at least one side of the receiving area. Quadrilateral Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics that are aligned with such openings to reproduce the image produced by the subject lens. The stopper is located close to the aforementioned secondary optics and has a pair of openings to limit the light passing through. The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the center of the double opening on the stopper and the vertex of the secondary lens are inserted The double opening on the stop is projected onto the plane perpendicular to the optical axis of the object lens, where the positional relationships do not converge with each other. And will be shifted in both directions Of both sides, which are perpendicular to each other in the rectangular receiving area 2. Optical equipment consisting of Object lens with a rectangular field of view, and Center point measurement system to measure the center of the object, which appears at a distance in the The direction tilted from the center of the view range of the object lens The system of measuring the central point as It consists of a partition that is close to the specified image plane of the object lens and has an opening. Held at a preset position, tilted away from the field of view of the lens Such objects to limit the receiving area. The opening extends in at least one direction. Of the rectangular receiving area Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics are aligned with such openings to reproduce the image produced by the object lens.The stopper is located close to the secondary lens and has a pair of openings to limit the passing light. past The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the center of the double opening on the stopper and the vertex of the secondary lens are inserted The double opening on the stop is projected onto the plane perpendicular to the optical axis of the object lens, where the positional relationships do not converge with each other. And will be shifted in the direction Both of both sides, which are perpendicular to each other in the rectangular receiving area. 3. A central point measuring device consisting of a partition close to the specified image plane of the object lens and having an opening that is indented. From the optical axis of the object lens to limit the image receiving area Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics that are aligned with such openings to reproduce the image produced by the subject lens. The stopper is located close to the aforementioned secondary optics and has a pair of openings to limit the light passing through. The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the double openings on the aforementioned stop corresponding to the double openings of the said partition have a floor Different place 4. A central point measuring device consisting of a partition close to the specified image plane of the object lens and having an opening that is indented. From the optical axis of the object lens to limit the image receiving area Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics that are aligned with such openings to reproduce the image produced by the subject lens. The stopper is located close to the aforementioned secondary optics and has a pair of openings to limit the light passing through. The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the double opening on the aforementioned stop corresponding to the double opening of the said partition is depicted Different figures 5. Concentricity measuring device to measure the center of the object which appears at a distant position. In the direction of an inclination from the center of the field of view of the object lens with a rectangular view. The central point measuring device consists of a partition close to the specified image plane of the object lens and has an opening located at the Designated position Preset at an incline from the center of the view range of the object lens to Limited image receiving area The opening extends in a direction along at least one side of the receiving area. Quadrilateral Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics that are aligned with such openings to reproduce the image produced by the subject lens. The stopper is located close to the aforementioned secondary optics and has a pair of openings to limit the light passing through. The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the secondary lens incorporates optical components to reduce the differences in light streak Between the beams passing through the lens respectively And reduce angle changes due to refraction. Of one beam falling on each lens and the beam exiting each lens and Where such optical components are prisms present on the inlet or outlet surface. Any way of the aforementioned secondary lens pair The prism consists of a plane that Determined by the normal vector with components in the transverse direction. Where the parts of the prism that Corresponding to the pair of lenses, the secondary image will not be on the same plane 6. Optical equipment consisting of Object lens and A central point measurement system consisting of a partition close to the specified image plane of the object lens and with an opening located at The preset position is tilted from the center of the object lens' view range to Limited image receiving area The opening extends in a direction along at least one side of the receiving area. Quadrilateral Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics that are aligned with such openings to reproduce the image produced by the subject lens. The stopper is located close to the aforementioned secondary optics and has a pair of openings to limit the light passing through. The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the double openings on the aforementioned stop corresponding to the double openings of the said partition have a floor Different place 7. Optical equipment consisting of Object lens and A central point measurement system consisting of a partition close to the specified image plane of the object lens and with an opening located at The preset position is tilted from the center of the object lens' view range to Limited image receiving area The opening extends in a direction along at least one side of the receiving area. Quadrilateral Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics that are aligned with such openings to reproduce the image produced by the subject lens. The stopper is located close to the aforementioned secondary optics and has a pair of openings to limit the light passing through. The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the double opening on the aforementioned stop corresponding to the double opening of the said partition is depicted Different figures 8.Optical devices including rectangular and centralized measurement systems for Measure the center of the object, which appears at a distance in an inclined direction from the center of the distance. View of the object lens The central point measurement system consists of a partition that is close to the specified image plane of the object lens and has an opening arranged at The preset position is tilted from the center of the object lens' view range to Limited image receiving area The opening extends in a direction along at least one side of the receiving area. Quadrilateral Optical lenses that are close to the plane of the image specified by the object lens. A pair of secondary optics that are aligned with such openings to reproduce the image produced by the subject lens. The stopper is located close to the aforementioned secondary optics and has a pair of openings to limit the light passing through. The aforementioned secondary lenses and A sensor to measure the approximate distribution of light produced by the secondary image lenses. In order to measure the central point by calculating the phase difference of the light distribution. Where the secondary lens incorporates optical components to reduce the differences in light streak Between the beams passing through the lens respectively And reduce angle changes due to refraction. Of one beam falling on each lens and the beam exiting each lens and Where such optical components are prisms present on the inlet or outlet surface. Any way of the aforementioned secondary lens pair The prism consists of a plane that Determined by the normal vector with components in the transverse direction. Where the parts of the prism that Corresponding to the pair of lenses, the secondary image will not be on the same plane