Abstract: An optical imaging system is described, comprising a zoom system for adjusting a variable magnification of the image, wherein the zoom system comprises at least one of a lens assembly and a first SLM optical unit, and an illumination system for illuminating an object to be imaged in an object plane. The illumination system has a second SLM optical unit for adjusting the focal length within the illumination system. This design allows coordinating zoom system and illumination system with one another in a simple manner and provides a compact design.

Abstract: A video adapter for a microscope is described, comprising a first connection for connecting the microscope; a second connection for connecting a camera; and at least one optical component for performing at least one of exposure setting, focus setting, magnification setting and deflection of at least one part of an observation beam path of the microscope into an image plane of the camera. The at least one optical component has an SLM optical unit. Further, a system is described comprising the aforementioned video adapter, a microscope, and a camera.

Abstract: The invention relates to an autofocus system for an optical instrument (1) that images a specimen (11), having an irradiation optical system (7) for generating an irradiation beam path that generates an autofocus pattern on the specimen (11), the irradiation beam path being directed onto the specimen by means of a deflection element (10), and having an autofocus analysis unit (19) to which is conveyed, by means of a deflection element (15), a detector beam path that encompasses radiation, reflected from the specimen (11), of the irradiation beam path, a micromirror array (20) having individually controllable and adjustable micromirrors being provided in combined fashion as a deflection element (10) for the irradiation beam path and as a deflection element (15) for the detector beam path.

Abstract: The present invention concerns a microscope with at least one optical element (21a, 21b) for optional deflection and/or splitting of a beam path passing through the microscope, wherein the at least one optical element (21a, 21b) is fashioned as a micro-mirror array (80) having a number of individually controllable and adjustable micro-mirrors (82).

Abstract: An optical device for imaging a specimen (16) has a main objective (2) and a device (120) for modifying depth of field, the device (120) representing a micromirror array (5?) having micromirrors (50) that are individually controllable and adjustable as to their spatial orientation. In addition to the increase in depth of field, a variable objective can also be produced. The invention is particularly suitable for use in a microscope where deflection of the observation beam path is present.

Abstract: The invention relates to an optical device (500) with a device (600) for increasing the depth of field having at least one optical element (3) with different focal lengths (f1, f2).

Abstract: An illumination device for a microscope, in particular for an operation microscope, has a light source with an improved lifetime. The light source is in the form of a gas discharge lamp having a microwave generator, a microwave waveguide and an electrodeless bulb. The bulb contains a luminescent material and is coupled to the microwave waveguide so that microwaves can stimulate the luminescent material to emit light.

Abstract: An illumination device for a light microscope with an objective, in particular for a stereo-microscope, illuminates an object plane of the light microscope. An illumination beam path of the illumination device is defined by a light source, a field diaphragm, illumination optics with at least one illumination lens, and at least one deflection element. The object plane of the microscope is obliquely illuminated with incident illumination, wherein an axis of the illumination beam path forms an angle ? greater than 0° with an optical axis of the objective.

Abstract: An assistant microscope as an add-on device for a surgical microscope (1) comprises at least one objective (22) that is inclined relative to an object plane (10) with an object field (10?), in which the objective defines an objective plane (22?) and an objective axis (16?) perpendicular thereto forming an angle ? of larger than 0° to the surface normal of the object plane (10). The light microscope further comprises a tube (23) and at least one eyepiece (24) having at least one eyepiece lens (27) which defines an eyepiece plane (27?) and an eyepiece axis (35) arranged perpendicular thereto. Due to the oblique viewing angle onto the object plane (10), an intermediate image plane (26) to be imaged by the eyepiece (24) is inclined relative to the objective plane (22?), on a conventional microscope it no longer corresponds to the nominal intermediate image plane.

Abstract: The present invention relates to a microscope (100) having an illumination unit (4) for generating an illumination beam path (4b, 4a), the microscope (100) comprising a main objective (2) that defines an observation beam path (17a) and comprising at least one deflection element (5, 6, 7) for deflecting the observation beam path (17a), at least one of the deflection elements (5, 6, 7) being embodied as a micromirror array (5?) having individually controllable and adjustable micromirrors (50), the micromirrors of the micromirror array (5?) being adjustable in such a way that in addition to the observation beam path (17a, 17b), the illumination beam path (4a, 4b) also proceeds via this micromirror array (5?).

Abstract: Microscope comprising microscope optics (25), a camera device (7) for recordal of images, captured by the microscope optics (25), of an object to be observed, and a display apparatus (12) which can be viewed by an observer for displaying the images taken by the camera device (7), wherein at least one area of the display apparatus (12) is constructed as a deflecting device (13) for deflecting light beams emitted by the object which is to be observed into the microscope optics (25).

Abstract: The invention concerns a microscope (5) with a stand (1), in which an ARES component (71) is arranged for vibration compensation. A steady subject image is thereby guaranteed in particularly effective fashion.

Abstract: The present invention concerns a microscope with at least one optical element (21a, 21b) for optional deflection and/or splitting of a beam path passing through the microscope, wherein the at least one optical element (21a, 21b) is fashioned as a micro-mirror array (80) having a number of individually controllable and adjustable micro-mirrors (82).

Abstract: Stereoscopic microscope comprising an optical inverter system (21a, 21b) for erecting a pseudo-stereoscopic image and reversing the viewing beams thereof, wherein the inverter system comprises at least one deflector element (21a, 21b) having a focal power.

Abstract: A surgical microscope system (1, 2, 3, 4, 5, 6) having a display (7a-7e). Data essential for the surgical procedure, for example video images, are displayed in the observer's immediate field of view, thus making it unnecessary to turn one's head away from the surgical visual field. Because of its optical properties, the display (7a-7e) can also be attached, for example, on the curved exterior of the microscope body (2) or also on an X-Y coupling (6) that may be present. An rigid OLED display or a flexible OLED display is preferably used.

Abstract: The present invention relates to an optical device, in particular a microscope (1), that comprises a beam path in which is arranged at least one deflection element (5, 6a to 6f) for deflecting the beam path, at least one vibration sensor (34) being arranged in or on the optical device; at least one of the deflection elements (5, 6a to 6f) comprising a mirror having a controllably deformable mirror surface (50); and a control unit (32) being provided that, as a function of the output signal of the vibration sensor (34), applies control to the at least one deflection element (5, 6a to 6f) in order to adjust the mirror surface (50) in such a way that vibrations of the optical device are compensated for by a correspondingly opposite-phase adjustment of the mirror surface (50).

Abstract: A microscope having a night vision apparatus, which apparatus can be impinged upon by beam paths proceeding from a specimen or object to be observed.

Abstract: An eye-protection apparatus, in particular retina-protection apparatus, for a surgical microscope, having an illumination beam that defines an illuminated field for an object plane (14) and having an optical element (4) in the illumination beam path, wherein the optical element is embodied in such a way that it deflects light away from a central region or a decentral region of the illuminated field.

Abstract: Microscope, especially stereoscopic microscope, with a main objective (2), a magnification system (8, 7) disposed thereafter, and a supplementary optical system (30, 32a) for carrying out intraocular surgery, wherein the supplementary optical system comprises at least one ophthalmoscopic lens (30a) disposed before the main objective lens (2) and at least one optical component (32a) disposed behind the main objective lens (2) for providing a refraction and a focussing of a viewing beam path passing through the main objective (2), and the optical axis (12d) of the magnification system (7) disposed behind the main objective extending essentially perpendicularly to the optical axis (11) of the main objective (2).

Abstract: The present invention relates to a microscope device (15) having a stand (5) carrying a microscope (1), and having at least one detector (21, 22, 23, 24, 26) for determining the three-dimensional position of the microscope, at least one acceleration sensor (24) being provided on the microscope (5). This permits a drastic reduction in the sensors required. In addition, reliable position sensing can be accomplished irrespective of soiling.