CN218095765U - Light uniformizing device for xenon lamp light source - Google Patents

Abstract

A light homogenizing device for a xenon lamp light source comprises an integrator, a first lens, a diaphragm, a second lens and a third lens which are sequentially arranged along a light path emitted by a lamp body of the xenon lamp light source. The utility model discloses a xenon lamp is even light device for light source sets up through the combination of each lens, has improved the intensity homogeneity and the light output utilization ratio of the facula that the xenon lamp body exported, uses the back, and the homogeneity of the facula that the xenon lamp body exported reaches more than 95%, and light output utilization ratio reaches more than 70%, can satisfy the requirement of different application scenarios to facula homogeneity and output intensity.

Description

Light uniformizing device for xenon lamp light source

Technical Field

The utility model relates to a light source equipment technical field, concretely relates to xenon lamp is even light device for light source.

Background

The compact short-arc xenon lamp light source is widely applied to the fields of medical treatment, photocatalysis, illumination and the like due to small volume, high luminous efficiency and similarity of spectrum and sun. Because the output light spot of the xenon lamp is circular, the intensity distribution is Gaussian distribution, the central intensity of the light spot is high, the periphery is gradually attenuated, and the uniformity of the light spot is poor, the light uniformizing device of the traditional xenon lamp light source adopts a mode of an integrator and a single lens to enhance the uniformity of the light spot, but the light uniformizing effect is general, and the requirement of high light source uniformity in certain occasions cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a xenon lamp is dodging device for light source to solve the general problem of dodging effect of current dodging device.

The utility model discloses a reach the technical scheme that above-mentioned purpose adopted and be:

a light uniformizing device for a xenon lamp light source comprises an integrator, a first lens, a diaphragm, a second lens and a third lens which are sequentially arranged along a light path emitted by a lamp body of the xenon lamp light source.

As an optimized scheme of the utility model, first lens and third lens are plano-convex spherical mirror, second lens are biconvex spherical mirror.

As a preferred scheme of the utility model, the integrator is apart from the lamp body 2-50mm setting.

As an optimized scheme of the utility model, the integrator distance the lamp body 20mm sets up.

As a preferred scheme of the utility model, still include the casing, integrator, first lens, diaphragm and second lens coaxial setting in proper order are in the casing.

As an optimized scheme of the utility model, still including coaxial rotatable setting on the casing turn to the head, the optical axis of third lens perpendicular to second lens is installed in turning to the head, turns to and is equipped with the reflector that is used for the light path to turn to the third lens in the head.

As an optimal scheme of the utility model, turn to overhead being equipped with along the mobilizable focusing section of thick bamboo of third lens optical axis.

As an optimized scheme of the utility model, the focusing section of thick bamboo is installed along third lens optical axis direction screw thread and is turned to overhead.

The utility model discloses beneficial effect:

1. the utility model discloses a xenon lamp is even light device for light source sets up through the combination of each lens, has improved the intensity homogeneity and the light output utilization ratio of the facula that the xenon lamp body exported, uses the back, and the homogeneity of the facula that the xenon lamp body exported reaches more than 95%, and light output utilization ratio reaches more than 70%, can satisfy the requirement of different application scenarios to facula homogeneity and output intensity.

2. The utility model discloses a xenon lamp is dodging device for light source turns to head and reflector through the setting, can realize turning to of light path in a flexible way, has improved dodging device's practicality.

Drawings

Fig. 1 is a schematic view of an optical path structure of a light uniformizing apparatus for a xenon lamp light source according to an embodiment;

fig. 2 is a schematic structural diagram of a light uniformizing device for a xenon lamp light source according to an embodiment.

The labels in the figure are: 1. the device comprises a lamp body, 2, an integrator, 3, a first lens, 4, a diaphragm, 5, a second lens, 6, a third lens, 7, a reflector, 8, a shell, 9, a steering head, 10, a focusing barrel, 11 and a workbench.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein in the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The utility model provides a xenon lamp is dodging device's for light source concrete embodiment:

as shown in fig. 1, the light equalizing device for a xenon lamp light source of the present embodiment includes an integrator 2, a first lens 3, a diaphragm 4, a second lens 5, and a third lens 6, wherein the integrator 2, the first lens 3, the diaphragm 4, the second lens 5, and the third lens 6 are sequentially disposed along an optical path of light emitted by a lamp body 1 of the xenon lamp light source, and when the lamp body 1 is operated to output light, the integrator 2, the first lens 3, the diaphragm 4, the second lens 5, and the third lens 6 are sequentially disposed along an optical axis of the lamp body 1.

In a specific arrangement, the integrator 2 is disposed on the optical axis of the lamp body 1 at a position 2-50mm away from the lamp body, preferably at a position 20mm away from the lamp body, and the first lens 1102, the second lens 1104 and the third lens 1105 may all be spherical mirrors, for example, the first lens 1102 and the third lens 1105 may all be planoconvex spherical mirrors, and the second lens 1104 may be biconvex spherical mirrors.

Through the combination setting of each lens, the intensity uniformity and the light output utilization ratio of the facula output by the lamp body 1 have been improved, after adopting the dodging device that this embodiment provided, the facula uniformity that lamp body 1 outputs reaches more than 95%, the light output utilization ratio reaches more than 70%, and adopt the dodging device of traditional integrator plus monolithic lens, the homogeneity of its facula is only about 80%, relative to traditional dodging device, the dodging device of this embodiment can make the xenon lamp light source satisfy the requirement of different application occasions to facula homogeneity and output intensity.

In other embodiments, in order to facilitate the light path turning, a corresponding light path turning and focusing device may be disposed in the light uniformizing device, and as shown in fig. 2, the light uniformizing device for a xenon light source is provided with a housing 8, and the integrator 2, the first lens 3, the diaphragm 4 and the second lens 5 are sequentially and coaxially disposed in the housing 8, and it can be understood that the integrator 2 is disposed at the light inlet of the housing 8, when in use, the housing 8 is mounted at the lamp body 1, the light emitted by the lamp body 1 enters the housing 8, one end away from the light inlet of the housing 8 is provided with a light outlet, a turning head 9 is coaxially and rotatably disposed at the light outlet, taking as an example shown in fig. 2, an annular boss is disposed at the light outlet of the housing 8, the turning head 9 is provided with a groove adapted to the annular boss, after mounting, the turning head 9 is rotatably rotatable on the housing 8, the third lens 6 is mounted in the turning head 9, and is disposed perpendicular to the optical axis of the second lens 5, a reflective mirror 7 is disposed in the turning head 9, and the turning angle of the reflective mirror 7 may be tilted by 45 degrees, and when the light path turning head 6 is used, the turning head 6 can be adjusted according to the required direction.

The focusing barrel 10 is arranged on the steering head 9, and as shown in fig. 2, the focusing barrel 10 is arranged on the steering head 9 and located in the light emitting direction of the third lens 6, the focusing barrel 10 can be movably arranged along the optical axis of the third lens 6, so that the distance from the third lens 6 to the workbench 11 can be conveniently adjusted, when the focusing barrel 10 is installed, the focusing barrel 10 can be installed on the steering head 9 in a threaded manner along the optical axis direction of the third lens 6, and the movement of the focusing barrel 10 along the optical axis direction of the third lens 6 is realized through threaded rotation.

It should be noted that the detailed description is not the prior art, and the above embodiments are only used to illustrate the present invention, but the present invention is not limited to the above embodiments, and any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the present invention.

Claims (7)

1. A light homogenizing device for a xenon lamp light source is characterized by comprising an integrator (2), a first lens (3), a diaphragm (4), a second lens (5) and a third lens (6), which are sequentially arranged along a light path emitted by a lamp body (1) of the xenon lamp light source;

the first lens (3) and the third lens (6) are both plano-convex spherical mirrors, and the second lens (5) is a biconvex spherical mirror.

2. The light unifying apparatus for xenon lamp light source according to claim 1, wherein the integrator (2) is disposed 2-50mm away from the lamp body (1).

3. The light unifying apparatus for xenon lamp light source according to claim 2, wherein the integrator (2) is disposed at a distance of 20mm from the lamp body (1).

4. A dodging device for a xenon lamp light source according to any one of claims 1 to 3, further comprising a housing (8), wherein the integrator (2), the first lens (3), the diaphragm (4) and the second lens (5) are coaxially arranged in sequence in the housing (8).

5. The light unifying apparatus for xenon lamp light source according to claim 4, further comprising a steering head (9) coaxially rotatably provided on the housing (8), wherein the third lens (6) is installed in the steering head (9) perpendicularly to the optical axis of the second lens (5), and a reflective mirror (7) for turning the optical path of the third lens (6) is provided in the steering head (9).

6. The light unifying apparatus for a xenon lamp light source according to claim 5, wherein the steering head (9) is provided with a focusing barrel (10) movable along the optical axis of the third lens (6).

7. The dodging device for a xenon lamp light source according to claim 6, wherein the focusing barrel (10) is screw-mounted on the steering head (9) in the direction of the optical axis of the third lens (6).

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