11results about How to "Uniform illumination" patented technology

The utility model discloses a single-polarization linear spotlight which comprises a sectional material lamp body support and a sectional material radiator arranged on the inner side of the lower portion of the sectional material lamp body support, outer end covers are installed at the left end and the right end of the sectional material lamp body support respectively, inner end covers are installed at the left end and the right end of the sectional material radiator respectively, hinge columns are arranged on the outer sides of the inner end covers, and the hinge columns are connected with the sectional material radiator. The outer end cover is provided with hinge holes corresponding to the hinge columns, marbles are installed on the inner side of the lower portion of the outer end cover, a plurality of grooves corresponding to the marbles are formed in the outer side of the inner end cover, a light source is installed on the inner side of the profile radiator, and an optical lens covers the bottom of the light source. An optical reflection cup covers the bottom of the optical lens, and an optical anti-dazzle cover is arranged at the bottom of the optical reflection cup. The guide rail lamp is easy in angle adjustment, stable in positioning after adjustment, good in use effect, high in lighting effect, good in anti-dazzle performance, large in light spot and uniform in illumination, one lamp can replace two guide rail lamps with the same power, and the use experience of consumers is good.

A multifunctional linear tunnel light and its housing are disclosed. The housing includes a shell, which is a semi-closed structure consisting of a bottom surface and side surfaces, with an open top and open ends. The bottom surface of the shell has an outwardly protruding section in the middle, with a hollow center forming a groove that communicates with the inner cavity of the shell. The bottom surface of the shell on both sides of the protruding section consists of two symmetrical planar segments with symmetrically arranged slots on their inner surfaces. The outer surface of each planar segment has guide grooves for guiding the mounting bolts of the support bracket. The side surfaces include a first inclined surface, a second inclined surface, and a first vertical surface. The inner surface of the second inclined surface has a light source plate mounting slot, with the slot opening facing the bottom surface of the shell. A baffle is located at the end of the upper groove wall of the light source plate mounting slot. The end of the second inclined surface has a second vertical surface parallel to the first vertical surface, with a snap-fit ​​groove on its inner surface. This utility model integrates two mounting positions with different light emission methods, allowing for selection of one mounting position according to lighting needs, providing flexibility and meeting the needs of different application scenarios.

The invention relates to the technical field of microscopic detection, in particular to a microscopic imaging system with bright field imaging and phase difference imaging, which comprises an imaging module, a bright field imaging illumination module, a focusing module, a phase difference imaging illumination light source module and a control module. The problems that in the prior art, the switching time is long, the definition degree of images is prone to being affected in the switching process, the target form of bright field image and phase difference image shooting is changed, and result contrastive analysis is not facilitated are solved.

The present application discloses an optical imaging lens, which includes a lens barrel and an imaging lens group and a spacer element group disposed in the lens barrel; the imaging lens group includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens arranged in sequence from the object side to the image side along the optical axis; the spacer element group includes a first spacer element, and the first spacer element is disposed on the image side surface of the first lens and contacts the image side surface of the first lens; wherein, the number of lenses with optical power in the optical imaging lens is seven; the radius of curvature R1 of the object side surface of the first lens and the outer diameter D0s of the object side end surface of the lens barrel satisfy: -1.6 < R1 / D0s < -0.95; the radius of curvature R2 of the image side surface of the first lens and the inner diameter d1s of the object side surface of the first spacer element satisfy: -1.7 < R2 / d1s ≤ -1.1.

The utility model discloses a double-offset linear spotlight which comprises a sectional material lamp body support, the front side and the rear side of the sectional material lamp body support are each provided with a sectional material radiator, the left end and the right end of the sectional material lamp body support are each provided with an outer end cover, the left end and the right end of each sectional material radiator are each provided with an inner end cover, and hinge columns are arranged on the outer sides of the inner end covers. The outer end cover is provided with hinge holes corresponding to the hinge columns, marbles are installed on the inner side of the lower portion of the outer end cover, a plurality of grooves corresponding to the marbles are formed in the outer side of the inner end cover, a light source is installed on the inner side of the profile radiator, and an optical lens covers the bottom of the light source. An optical reflection cup covers the bottom of the optical lens, and an optical anti-dazzle cover is arranged at the bottom of the optical reflection cup. The guide rail lamp is easy in angle adjustment, stable in positioning after adjustment, free of looseness after vibration, good in anti-dazzle performance, large in light spot and uniform in illumination, one lamp can replace four guide rail lamps with the same power, and the use experience of consumers is good.

The utility model provides a multi-light-path lens with uniform illumination, a light-emitting assembly and a low-position illuminating lamp. The multi-light-path lens comprises a first refracting surface and a second refracting surface which are respectively arranged on two sides of a scattering light source; the arc-shaped light guide cover is arranged at the top of the scattering light source in a covering mode, a first free-form surface is arranged on the inner side of the arc-shaped light guide cover, a second free-form surface is arranged on the outer side of the arc-shaped light guide cover, and scattering light emitted from the scattering light source to the top sequentially penetrates through the first free-form surface and the second free-form surface. One part of scattered light emitted from the scattered light source to the two sides penetrates through the first refracting surface, is deflected and then is emitted out through the second free-form surface, and the other part of the scattered light penetrates through the second refracting surface, is reflected by the fully reflecting surface and then is diffused outwards; the low-position illuminating lamp solves the problem that in the prior art, a low-position illuminating lamp cannot ensure the uniformity of light rays on a road surface while reducing dazzle light generated to a driver.

The application provides a fisheye lens, which comprises first to eighth lenses and a protection glass in sequence along an optical axis from an object side to an image side, and a diaphragm is located between the fourth and fifth lenses; the first to third lenses all have negative refractive power, the object side surface is a convex surface, and the image side surface is a concave surface; the fourth and fifth lenses have positive refractive power and are biconvex; the sixth lens has negative refractive power, the object side surface is a concave surface, and the image side surface is a convex surface; the seventh lens has positive refractive power and is biconvex; the eighth lens has negative refractive power and is biconcave; all the lenses are glass spherical lenses; through specific refractive power arrangement, surface configuration, refractive index and Abbe number range limitation, a miniaturized structure with an optical total length less than 21 mm and an effective diameter of each lens less than phi 12 mm is realized, the MTF is greater than 0.6 in a 0.8 field of view at a spatial frequency of 83 lp / mm, the total field of view is greater than 0.45, the target surface height is greater than 4.6 mm to match a 1 / 2.4 inch sensor, the F-Theta distortion is less than 1%, and the relative luminance at the maximum field of view is greater than 55%.

The utility model discloses equipment for spraying the surface of a paper support, which comprises a rack, a first manipulator, a first tray, a second tray, a second manipulator and a workbench, the first manipulator, the first tray, the second tray and the second manipulator are positioned on one side of the rack, and the first manipulator or the second manipulator is used for grabbing the paper support to move back and forth between the rack and the first tray or the second tray. A closed sliding rail is arranged on the workbench, the sliding rail is arranged on the rack and driven to move circularly after speed reduction of a motor, a first chain wheel is arranged on the sliding rail, and a jig is fixed to the first chain wheel and used for clamping a paper support. The autorotation mechanism comprises a plurality of second chain wheels, the second chain wheels drive chains after being decelerated by a motor, and the chains can be matched with the first chain wheels; the spraying mechanism comprises a plurality of sprayers suspended above the side of the chain; the UV processing assembly is located on one side of the spraying mechanism and used for drying the sprayed paper support. According to the device, assembly line production is adopted, a to-be-sprayed paper support is conveyed to a spraying area and then rotates to complete overall spraying, and a finished product is obtained after UV treatment.

The utility model relates to the technical field of lighting lamps, in particular to a court lighting lamp convenient to adjust, which comprises a fixing column and a mounting frame, a fixing plate is fixedly connected to the top of the fixing column, a controller is mounted outside the fixing plate, a plurality of lighting lamp bodies are fixedly connected into the mounting frame, and a limiting shaft is fixedly connected to the top of the mounting frame. During use, the first motor drives the threaded rod to rotate, drives the external sleeve to move in the axial direction, and pushes the mounting frame to pitch around the limiting shaft through the connecting rod, so that the light pitch angle is flexibly adjusted according to the field height, and the second motor drives the rotating column, the connecting shaft and the fixing block to rotate, so that the mounting frame rotates horizontally. The lamplight direction is rapidly converted through horizontal adjustment, the first motor and the second motor are remotely controlled to operate through the controller, and lamplight angle conversion can be rapidly achieved without manual climbing operation.

The utility model discloses a wide-angle linear spotlight which comprises a sectional material radiator and a sectional material lamp body support, lower end covers are installed at the left end and the right end of the sectional material radiator respectively, upper end covers are installed at the left end and the right end of the sectional material lamp body support respectively, and the tops of the lower end covers are hinged to the bottoms of the upper end covers through hinge screws. Hoodles are mounted on the inner side of the upper end cover, a plurality of grooves corresponding to the hoodles are formed in the lower end cover, a light source is mounted on the inner side of the lower portion of the profile radiator, an optical lens covers the bottom of the light source, an optical reflection cup covers the bottom of the optical lens, and an optical anti-dazzle cover is arranged at the bottom of the optical reflection cup. The guide rail lamp is simple in structure, convenient to use, easy in angle adjustment, stable in positioning after adjustment, free of loosening due to vibration, good in using effect, good in light emitting effect, high in lighting effect, good in anti-dazzle performance, large in light spot and uniform in illumination, one lamp can replace two guide rail lamps with the same power, and the use experience of consumers is good.

A lighting system and lighting device, in which the inner side of the first light receiving element of the first light part includes at least two pairs of light receiving surfaces arranged opposite to each other in the first direction and the second direction respectively, the first LED light source is arranged in the third direction and the light emitting surface is surrounded by the two pairs of light receiving surfaces; the second LED light source of the second light part is arranged in the second direction and outside the first light receiving element, and the extension line of the central axis of the light emitting surface of the second LED light source intersects with the central axis of the light emitting surface of the first LED light source to form an angle of 20° to 60°; the inner side of the second light receiving element includes at least one main light receiving surface and a pair of auxiliary light receiving surfaces arranged opposite to each other in the first direction, the light emitting surface of the second LED light source faces the main light receiving surface, and the free end of the main light receiving surface allows part of the direct light of the second LED light source to pass through, and the part of the direct light intersects with the second direction to form an angle greater than 0°. The lighting system has uniform illumination, and the light fully utilizes the irradiation area, providing energy-saving, healthy and comfortable lighting.