Abstract: A microscope system including a stage on which a specimen is mounted and that can be moved in a direction that intersects with an optical axis of illumination light irradiated on the specimen; an observation optical system that acquires an image of the specimen on which the illumination light is irradiated; a viewing-range setting unit that sets a viewing range of the image acquired by the observation optical system and displayed on a display unit; a ratio calculating unit that calculates a ratio of the viewing range of the image, which is set by the viewing-range setting unit, relative to a maximum image-acquisition area that can be captured by the observation optical system; and a stage controller that controls a moving speed of the stage in accordance with the ratio calculated by the ratio calculating unit.

Abstract: A catadioptric projection objective has a first objective part, defining a first part of the optical axis and imaging an object field to form a first real intermediate image. It also has a second, catadioptric objective part forming a second real intermediate image using the radiation from the first objective part. The second objective part has a concave mirror and defines a second part of the optical axis. A third objective part images the second real intermediate image into the image plane and defines a third part of the optical axis. Folding mirrors deflect the radiation from the object plane towards the concave mirror; and deflect the radiation from the concave mirror towards the image plane. The first part of the optical axis defined by the first objective part is laterally offset from and aligned parallel with the third part of the optical axis.

Abstract: A microscope is provided for space-resolved measurement of a predetermined structure. The microscope includes a source of radiation, which emits electromagnetic radiation of a predetermined wavelength, an optical system, which irradiates the electromagnetic radiation onto the structure to be measured and images the structure, irradiated with the electromagnetic radiation, onto a detector. The optical system has two eigen polarization conditions, and the optical system includes a polarization module by which a polarization condition can be set for the electromagnetic radiation of the source of radiation, the polarization conditions corresponding to the eigen polarization conditions.

Abstract: A zoom lens and a photographing apparatus including the zoom lens that includes a first lens group having a negative refractive power, a second lens group having a positive refractive power, and a third lens group having a positive refractive power that are sequentially arranged from an object side; during zooming from wide to telephoto, the distance between the first and second lens groups decreases and the distance between the second and third lens groups increases; the first lens group includes a first lens having a negative refractive power and is a double-concave lens and a second lens having a positive refractive power that are sequentially arranged from the object side; and the second lens group includes a third lens having a positive refractive power, being disposed closest to the image side, and is a meniscus lens having a concave surface toward the object side.

Abstract: Reacquisition of an image is avoided, thus improving working efficiency. Provided is a microscope device including a plurality of confocal observation units or image capturing units that are capable of acquiring images of the same sample S, a region specifying unit that specifies, on a reference image acquired by a confocal observation unit or image capturing unit, an ROI of an observation image to be acquired by another image capturing unit or confocal observation unit, and a field-of-view displaying unit that displays, superimposed on the reference image, a maximum-limit indication indicating a maximum field of view of the other image capturing unit or confocal observation unit.

Abstract: With a microscope device according to the invention, it is possible to acquire information on a deeper part of a living organism than that in the case of a conventional microscope device. The microscope device according to a first invention comprises an illumination optical system for irradiating an object with illumination rays in a line-like form, a detection optical system for receiving light rays generated by the illumination rays. The second invention relates to a microscope device wherein an objective lens of an illumination optical system, and an objective lens of a detection optical system are at respective positions. The third invention relates to a microscope device wherein a separation filter is structured such that a laser beam can pass through only a part (a region) thereof. The fourth invention relates to a microscope device wherein illumination rays having coherence are separated into two portions.

Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side. Though controlling the convex or concave shape of the surfaces, the refracting power of the lens elements and/or equations between parameters, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.

Abstract: An imaging lens includes first, second, third, and fourth lens elements arranged from an object side to an image side in the given order. The first lens element has a positive refractive power, and both of the object-side and image-side surfaces thereof have a convex portion near an optical axis of the imaging lens. The object-side and image-side surfaces of the second lens element respectively have a convex portion and a concave portion near the optical axis. The fourth lens has a negative refractive power, and the object-side surface thereof has a concave portion near the optical axis. The imaging lens satisfies EFL/CT1?5.3, where EFL is an effective focal length of the imaging lens, and CT1 is a thickness of the first lens element.

Abstract: A confocal scanning microscope including: an objective system (second objective lens 23 and objective lens 24) illuminating a sample SA with illumination light; a scanning mechanism 31 scanning the sample SA to obtain an intensity signal; and a scanning optical system 32 provided between the scanning mechanism and the objective system. The scanning optical system composed of, in order from the scanning mechanism side, a first positive lens group G1, a second negative lens group G2, and a third positive lens group G3. The third lens group has two chromatic aberration correction portions each formed by a positive lens and a negative lens or negative lens and positive lens. Glass materials are selected such that one performs chromatization and the other performs achromatization, thereby providing a confocal scanning microscope capable of correcting lateral chromatic aberration generated in the objective system in the specific wavelength region by the scanning optical system.

Abstract: A continuous zoom lens arrangement can image MWIR and LWIR spectral bands to a common image plane. Such an exemplary optical system comprises eight infrared imaging lenses that all transmit over the wavelengths 3.5-11.0 microns and form a collocated image plane for the MWIR and LWIR spectral bands. The lens has six stationary lenses, and two lenses that move in an axial fashion. A cold stop inside the dewar can act as the aperture stop of the system and control the stray light from reaching the FPA. The pupil is reimaged from the cold stop to near the first lens of the system to minimize the size of the lens.

Abstract: A laser scanning microscope is provided with a laser beam focusing device, a drive for the focusing device, a laser beam deflector, and a control system that coordinates movement of the focusing device with that of the laser beam deflector.

Abstract: An optical image stabilizer for correcting an image blurred by shaking of a hand while an object is photographed using a mobile communication terminal is provided. The optical image stabilizer includes an image sensor. A lens assembly is mounted on an optical axis of the image sensor. A housing contains the lens assembly. A rotator provided between the housing and the lens assembly surrounding the lens assembly rotates the lens assembly around a first axis perpendicular to the optical axis and a second axis perpendicular to the first axis in engagement with the lens assembly. A driving member rotates the rotator around the first and second axes. The optical image stabilizer can be mounted in a miniaturized lightweight photographing device, so that a clear image can be captured even during vibration of a photographing device caused by hand-shaking.

Abstract: Mounts, stages, and systems that allow for in situ manipulation, experimentation and analysis of specimens directly within an electron microscope. The mounts fixture and interface with a device, wherein the device corresponds to a structure that holds a specimen for microscopic imaging. The mounts are mateably and/or electrically compatible with a stage. Systems using the devices, mounts, and stages that can be used directly within the electron microscope are disclosed.

Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises four lens elements positioned sequentially from an object side to an image side. Through controlling the convex or concave shape of the surfaces and/or the refractive power of the lens elements, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.

Abstract: A zoom lens includes N lens units, in which a lens unit having a positive refractive power is disposed closest to an object side. Each lens unit is moved to effect zooming. An (N?1)th lens unit and an N-th lens unit, counted from the object side, have positive refractive powers. The (N?1)th lens unit includes a first lens subunit having a positive refractive power and a second lens subunit having a negative refractive power in order from the object side to an image side. The second lens subunit is moved to have a component in a direction perpendicular to an optical axis to move an image position. A focal length fN of the N-th lens unit, a back focus bkt at the telephoto end, and an amount of movement mN of the N-th lens unit during zooming from a wide-angle end to a telephoto end are appropriately set.

Abstract: A microscopy method and configuration provides the ability to achieve wide field view and high resolution simultaneously. A beam array generator generates an M×N light beam array that illuminates a sample and an M×N sensor array. The sensor array obtains a whole microscopy image of the sample based on the light beam array. Each light beam of the array corresponds to one unique pixel sensor in the sensor array. A scanning of all light beams of the light beam array covers a whole area of the sample.

Abstract: An imaging lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element and a third lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The second lens element with refractive power has an object-side surface being concave in a paraxial region thereof and an image-side surface being convex in a paraxial region thereof. The third lens element with refractive power has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface of the third lens element has at least one convex shape in an off-axis region thereof, and both of an object-side surface and the image-side surface are aspheric. The imaging lens assembly has a total of three lens elements with refractive power.

Abstract: An antireflection film is provided in which a light scattering property is suppressed. The antireflection film includes, on a surface thereof, a moth-eye structure including a plurality of convex portions such that a width between vertices of adjacent convex portions is no greater than a wavelength of visible light.

Abstract: An illuminating system (21) is provided for an optical viewing apparatus (1) which can be operated in a fluorescence mode. The illuminating system includes at least one broadband light source (31) for illuminating a viewed object (3) and at least one narrowband light source (37) for exciting fluorescence in the viewed object (3) and/or for background illumination in the fluorescence mode. The illuminating system further includes a light conductor (23) having a light source end inlet end (49) and an outlet end (25) facing toward the viewed object. Furthermore, the illuminating system (21, 210) includes a superposer (43) for superposing the light of the narrowband light source (37) with the light of the broadband light source (31). The superposer (43) is mounted at the inlet end (49) or at the light source side ahead of the inlet end (49) of the light conductor (23).

Abstract: A zoom lens includes, in order from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, and a fourth lens unit having a positive refractive power. In the zoom lens, each lens unit moves to perform zooming. In addition, an amount of movement Mm of the fourth lens unit when zooming from a wide angle end to an intermediate zooming position, an amount of movement Mt of the fourth lens unit when zooming from the wide angle end to a telephoto end, a focal length fw of an entire system at the wide angle end, and focal lengths f3 and f4 of the respective third lens unit and fourth lens unit are properly set.