Abstract: An imager comprises an image sensor that has a plurality of pixels arranged in rows and columns, wherein each pixel comprises a light-sensitive detector element for generating electric charge from light incident during an exposure, and a reset device to reset charge present in the pixel to a reference value. The imager has a control device that is configured to couple a respective pixel to the associated column line in order to successively output a reference voltage signal, which corresponds to the reference value, and an image voltage signal, which corresponds to the electric charge generated, at the associated column line. The imager has a first analog-to-digital converter and a second analog-to-digital converter. The control device is configured to apply the reference voltage signal to a signal input of the first analog-to-digital converter and to simultaneously apply the image voltage signal to a signal input of the second analog-to-digital converter.

Abstract: A method of compressing image data that comprise a plurality of pixel values that are associated with a respective pixel is described, wherein the pixel values are compressed for at least some pixels in accordance with the following steps: associating the respective pixel with one of a plurality of pixel groups in accordance with a predetermined grouping scheme, with each of the plurality of pixel groups being defined by the pixels of a plurality of predetermined pixel alignments or by a subset of pixels of a plurality of predetermined pixel alignments; determining an estimated pixel value of the respective pixel in dependence on the pixel value of at least one predetermined other pixel while using at least one estimation rule, with the at least one predetermined other pixel being selected in dependence on the pixel group of the respective pixel; forming a difference value of the respective pixel that corresponds to a predetermined relation between the pixel value and the estimated pixel value of the respecti

Abstract: A light-producing assembly for a spotlight for illuminating film, studio, stage, event and/or theater surroundings comprises a carrier, on which an LED arrangement with a multiplicity of LEDs is arranged. Here, the LEDs are provided by N>2 different color types. The assembly also comprises a line system for supplying power to the LEDs, which comprises a multiplicity of lines with N line types, wherein lines of different line types cross in crossing regions and the crossing regions lie outside of a vertical projection surface of footprint sides of the LEDs in a vertical plan view of the carrier front side. Further, the assembly comprises an optical unit coupled to the LED arrangement, said optical unit spanning the totality of the LEDs. Moreover, a spotlight comprises such a light-producing assembly.

Abstract: A support rod for holding an accessory component relative to a motion picture camera in a variable position along a longitudinal axis of the support rod has at least one outwardly open recess. The support rod has a set back contact region in the recess that is accessible from the outside for the electrical contacting of the accessory component.

Abstract: A lens hood is used with a camera unit of a camera system for capturing still or motion images. The camera unit contains an image sensor and an objective lens mount arranged along an optical axis of the camera system. The objective lens mount guides an image-generating light beam from the environment including the object to a sensor surface of the image sensor. The lens hood is positioned on the objective lens mount or between the objective lens mount and the image sensor. The lens hood has a frame structure having frame structure portions and an aperture for the image-generating light beam. The aperture is formed by one of the frame structure portions. A circumferential extent of the aperture formed by the frame structure portion is a closed polygonal chain including a plurality of polygon segments, extending perpendicularly to the optical axis, each having at least three edges.

Abstract: A focus setting display unit for a moving image camera comprises a data input that is configured to receive a focus setting that represents an instantaneous focal distance of an objective of the moving image camera as well as to receive distance values that represent the distances of a plurality of scene points in the field of view of the objective from the moving image camera. The focus setting display unit further comprises a display device and an evaluation and control device that is configured to control the display device to display a graphical representation of the focus setting and a graphical representation of a frequency distribution of the distance values in a spatial relationship to one another that reflects the spatial relationship of the instantaneous focal distance of the objective to the distances of the plurality of scene points.

Abstract: An electronic microscope has an electronic image sensor for generating primary image data sets, wherein the image sensor is configured to generate image signals that correspond to a plurality of different reception spectra, and wherein each primary image data respectively comprises at least one image signal of each of the plurality of reception spectra for a plurality of image zones. A control device of the microscope is configured to control an illumination device to make a cyclically repeating transmission of electromagnetic radiation having a plurality of different illumination spectra and to control the image sensor to generate a respective primary image data set for each of the plurality of different illumination spectra.

Abstract: Disclosed is a stop module for a camera system, wherein the stop module has a multilayered composite construction forming a stop module opening

Abstract: An adjustable carrier structure for a lamp is described. Said adjustable carrier structure comprises an optical component carrier on which an optical component may be fastened, a coupling device for fastening the carrier structure on the lamp, and at least one threaded spindle. The latter comprises a first threaded spindle end that is mounted in an axially-fixed and non-rotatable manner on the optical component carrier, and is connected to the coupling device via a threaded socket that cooperates with the threaded spindle. In this case, the threaded socket is connected to the coupling device in an axially-fixed and rotatable manner. The threaded spindle extends essentially parallel to an optical axis of the adjustable carrier structure. A distance may be set between the first threaded spindle end and the coupling device by means of rotating the threaded socket. Moreover, a lamp having a carrier structure of this type is proposed.

Abstract: A spotlight (1) is described for illuminating a film, studio, stage, event, and/or theatre environment. The spotlight comprises: a reflector arrangement (11) having a reflective inner surface (113), which delimits a reflector interior (114); a number of passive light guides (12) having feed points (121), which are arranged outside the reflector interior (114), and having light output points (122), which are arranged inside the reflector interior (114).

Abstract: A method of compressing image data is described in which a difference value is formed for a respective pixel, said difference value corresponding to a predetermined relation between the pixel value and the estimated pixel value of the respective pixel and being represented by a first binary word that has a first length. The first binary word is encoded by at least one second binary word that has a second predetermined length. the first length is compared with the second length to determine whether the first length is smaller than the second length, with the first binary word otherwise being completely encoded by a single second binary word when the first length is smaller than the second length, and with the first binary word otherwise being completely encoded by a plurality of second binary words. A method of decompressing image data is furthermore described that corresponds to a reversal of the compression method.

Abstract: A camera viewfinder comprises an electronic display apparatus that is configured for the display of images that are recorded by an image sensor of an electronic camera. The camera viewfinder further comprises two mirrors for reflecting the images displayed by the display apparatus, of which at least one mirror is a free-form surface mirror whose reflective surface is formed as a free-form surface that does not have any continuous translation symmetry or rotational symmetry. At least one of the free-form surface mirrors is adjustable to at least partially compensate a vision defect of a user.

Abstract: An object simulation unit for testing a camera objective has an optical axis and has a front side with respect to the optical axis at one side. The object simulation unit comprises a light exit surface at the front side of the object simulation unit, a coupling device that is adapted to couple the front side of the objection simulation unit to a light entry side of a camera objective, and a light beam generation device that has at least one light source and that is adapted to generate at least one light beam that passes through the light exit surface such that the at least one light beam apparently starts from a virtual object located at a distance from the light exit surface that is larger than the distance between the light beam generation device and the light exit surface. A diagnostic system may comprise such an object simulation unit.