CN204855854U - Integrated array optical filter of multichannel - Google Patents
Integrated array optical filter of multichannel Download PDFInfo
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- CN204855854U CN204855854U CN201520494992.8U CN201520494992U CN204855854U CN 204855854 U CN204855854 U CN 204855854U CN 201520494992 U CN201520494992 U CN 201520494992U CN 204855854 U CN204855854 U CN 204855854U
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Abstract
The utility model discloses an integrated array optical filter of multichannel, including the first multicore fiber array that the order is connected, first multichannel array lens, filter plate, second multichannel array lens, second multicore fiber array, first multicore fiber array connect first multicore optical fiber ribbon, first multichannel V -arrangement groove base plate, first apron including the order, second multicore fiber array connect second multicore optical fiber ribbon, second multichannel V -arrangement groove base plate, second cover including the order. The beneficial effects of the utility model reside in that, simple structure, small, low cost has higher reliability and price / performance ratio, is not only showing the integrated level that has improved the device, and the wavelength can be for the ultraviolet band in addition, the visible light wave band, infrared and far infrared band, so the working property is reliable and stable, application scope is comparatively extensive.
Description
Technical field
The utility model relates to field of optical networks, particularly light wavelength division multiplexing system (i.e. wdm system) technical field, specifically refers to a kind of multichannel integrated array formula optical filter.
Background technology
In prior art, along with the development of the communication technology, the popularity rate of Networks of Fiber Communications is more and more higher.
Wherein, most crucial is exactly laser apparatus.In current laser apparatus, in order to can filtering technique be used, generally employ optical filter, at current multi-path light wave filter, the multi-path light filter module be generally made up of multiple 1 × 1 single channel optical filter.
The integrated level of present light filter apparatus is more and more higher, light path is more and more and complicated, by the module of multiple single channel optical filter composition, volume is large, light loss is large, and assembling process is too loaded down with trivial details, complicated, performance is also not exclusively reliable simultaneously, thus all brings very large inconvenience to the work of people and life.
Summary of the invention
The purpose of this utility model overcomes above-mentioned shortcoming of the prior art, provide a kind of can significantly improve device integrated level, structure is simple, cost is lower, stable and reliable working performance, the scope of application a kind of multichannel integrated array formula optical filter comparatively widely.
In order to realize foregoing invention object, the following technical scheme of employing of the present utility model:
A kind of multichannel integrated array formula optical filter, comprises the first multi-core fiber array 2, the first multichannel array lens 3 be linked in sequence, filter plate 4, the second multichannel array lens 5, second multi-core fiber array 6; Described first multi-core fiber array 2 comprises first multi-core optical fiber ribbon 1, first multichannel V-shaped groove substrate 8, first cover plate 9 that is linked in sequence; Described second multi-core fiber array 6 comprises second multi-core optical fiber ribbon 7, second multichannel V-shaped groove substrate 10, second cover plate 11 that is linked in sequence.
Preferably, described first multi-core optical fiber ribbon 1 is fixed in the groove of the first described multichannel V-shaped groove substrate 8 by glue, and uses described first cover plate 9 to be fixed by glue; Described second multi-core optical fiber ribbon 7 by glue be fixed on the second described multichannel V-shaped groove substrate 10 groove in, and use described second cover plate 11 to be fixed by glue.
Preferably, described first multi-core fiber array 2, first multichannel array lens 3 and filter plate 4 contact position are fixed after being irradiated by ultraviolet glue; Described second multi-core fiber array 6, second multichannel array lens 5, filter plate 4 contact position are fixed after being irradiated by ultraviolet glue.
Preferably, the end face of the first described multi-core fiber array 2 and and the first multi-core fiber array 2 axis horizontal plane between dihedral angle be 82 °; The end face of the second described multi-core fiber array 6 and and the second multi-core fiber array 6 axis horizontal plane between dihedral angle be 82 °
Preferably, the first described multi-core fiber array 2 is rearranged by the first optical fiber group; Second multi-core fiber array 6 is rearranged by the second optical fiber group.
Preferably, the distance between the central axis of two adjacent in described first optical fiber group optical fiber is 250 μm; Distance between the central axis of two optical fiber adjacent in described second optical fiber group is 250 μm.
Preferably, the first described multichannel array lens 3 and the second multichannel array lens 5 are multichannel array plano-convex array lens.
The utility model have employed N root fiber array and filter plate composition, wherein has N root optical fiber and optical filter, thus instead of original in multiple 1 × 1 individual devices module, structure is simple, volume is little, with low cost, has higher reliability and cost performance, not only significantly improve the integrated level of device, and wavelength can be ultraviolet band, visible light wave range, infrared and far infrared band, therefore stable and reliable working performance, the scope of application is comparatively extensive.
Accompanying drawing explanation
Fig. 1 is the first multi-core fiber array of the present utility model and the second multi-core fiber array structure schematic diagram.
Fig. 2 is the first multi-core fiber array of the present utility model, the second multi-core fiber array and axial plane angle schematic diagram.
Fig. 3 is filter plate structural representation of the present utility model.
Fig. 4 is the structural representation overlooked of the present utility model.
Fig. 5 is the structural representation of side-looking of the present utility model.
Embodiment
In order to more clearly understand technology contents of the present utility model, describe in detail especially exemplified by following instance.
Refer to shown in Fig. 1 to Fig. 5, a kind of multichannel integrated array formula optical filter, comprise the first multi-core fiber array 2 be linked in sequence, first multichannel array lens 3, filter plate 4, second multichannel array lens 5, second multi-core fiber array 6, the first described multi-core fiber array 2 is connected with the second described multi-core fiber array 6 phase light path by the first described multichannel array lens 3, optical filter 4, second multichannel array lens 5 successively.Described first multi-core fiber array 2 comprises first multi-core optical fiber ribbon 1, first multichannel V-shaped groove substrate 8, first cover plate 9 that is linked in sequence; Described second multi-core fiber array 6 comprises second multi-core optical fiber ribbon 7, second multichannel V-shaped groove substrate 10, second cover plate 11 that is linked in sequence.
Wherein, the first described multi-core fiber array 2 and the first multichannel array lens 3 are debugged by multidimensional adjusting bracket, make parallel and on an axis by described the first multichannel array lens multichannel light beam out, the first described multi-core fiber array 2 and the first multichannel array lens 3 contact position are irradiated fixing with ultraviolet glue all around by ultraviolet rays.
Wherein, the second described multi-core fiber array 6 and the second multichannel array lens 5 are debugged by multidimensional adjusting bracket, make parallel and on an axis by described the second multichannel array lens 5 multichannel light beam out, the second described multi-core fiber array 6 and the second multichannel array lens 5 contact position are irradiated fixing with ultraviolet glue all around by ultraviolet rays.
Moreover, in order to reduce rear light reflection loss amount, make the first described multi-core fiber array 2 and and the first multi-core fiber array 2 axis horizontal plane between dihedral angle be 82 ° of angles; Second multi-core fiber array 6 and and the second multi-core fiber array 6 axis horizontal plane between dihedral angle be 82 ° of angles; And in the optical fiber of many arrangements, the distance between the central axis of two adjacent optical fiber is 250 μm, these 82 ° degree angles are obtained by grinding clamp grinding.
Wherein, the first described multichannel array lens 3 and the second multichannel array lens 5 are multichannel plano-convex lens array, and adjacent two-way lens center spacing is 250um, and lens diameter is 250um.
Moreover, described filter plate 4 is placed on fixing fixture.Again the first multi-core fiber array 2 and the first multichannel array lens 3 assembly are placed on a multidimensional adjustment rack, the second multi-core fiber array 6 and the second multichannel array lens 5 assembly are placed on another multidimensional adjustment rack.
Regulate the multidimensional adjustment rack on both sides, make from the first described multi-core fiber array 2 light through the first described multichannel array lens 3, described filter plate 4 and the second described multichannel array lens 5 are coupled in the optical fiber of the second described multi-core fiber array 6, when reaching optimum coupling, being coated in contact position with ultraviolet glue and being irradiated by ultraviolet rays fixing all around.
Described first multi-core fiber array 2 has multi-core fiber, and described second multi-core fiber array 6 has multi-core fiber, the 1st core fibre of the second multi-core fiber array 6 described in the 1st core fibre correspondence of the first described multi-core fiber array 2; 2nd core fibre of the second multi-core fiber array 6 described in the 2nd core fibre correspondence of the first described multi-core fiber array 2; The core fibre of the second multi-core fiber array 6 described in the 3rd core fibre correspondence of the first described multi-core fiber array 2; Arrange with this and analogize, until the N core fibre of the second multi-core fiber array 6 described in N core fibre correspondence of the first described multi-core fiber array 2.
Described filter plate 4 filter wavelength can be ultraviolet band, visible light wave range, and infrared and far infrared band specifically can be determined according to optical filter used.In a kind of multichannel integrated array formula optical filter, owing to wherein have employed multi-core fiber array FiberArray(FA) and multichannel array lens composition, thus instead of original optical filter module by multiple 1 × 1 individual devices cascade, thus structure is simple, volume is little, with low cost, there is higher reliability and cost performance, significantly improve the integrated level of device, therefore stable and reliable working performance, the scope of application is comparatively extensive.
In this description, the utility model is described with reference to its specific embodiment.But, still can make various amendment and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, instructions and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (7)
1. a multichannel integrated array formula optical filter, is characterized in that, comprises the first multi-core fiber array be linked in sequence, the first multichannel array lens, filter plate, the second multichannel array lens, the second multi-core fiber array; Described first multi-core fiber array comprises first multi-core optical fiber ribbon that is linked in sequence, the first multichannel V-shaped groove substrate, the first cover plate; Described second multi-core fiber array comprises second multi-core optical fiber ribbon that is linked in sequence, the second multichannel V-shaped groove substrate, the second cover plate.
2. a kind of multichannel integrated array formula optical filter according to claim 1, is characterized in that, described first multi-core optical fiber ribbon is fixed in the groove of the first described multichannel V-shaped groove substrate by glue, and uses described first cover plate to be fixed by glue; Described second multi-core optical fiber ribbon by glue be fixed on the second described multichannel V-shaped groove substrate groove in, and use described second cover plate to be fixed by glue.
3. a kind of multichannel integrated array formula optical filter according to claim 1, is characterized in that, described first multi-core fiber array, the first multichannel array lens and filter plate contact position are fixed after being irradiated by ultraviolet glue; Described second multi-core fiber array, the second multichannel array lens, filter plate contact position are fixed after being irradiated by ultraviolet glue.
4. a kind of multichannel integrated array formula optical filter according to claim 1, is characterized in that, the end face of the first described multi-core fiber array and and the first multi-core fiber array axis horizontal plane between dihedral angle be 82 °; The end face of the second described multi-core fiber array and and the second multi-core fiber array axis horizontal plane between dihedral angle be 82 °.
5. a kind of multichannel integrated array formula optical filter according to claim 1, it is characterized in that, the first described multi-core fiber array is rearranged by the first optical fiber group; Second multi-core fiber array is rearranged by the second optical fiber group.
6. a kind of multichannel integrated array formula optical filter according to claim 5, it is characterized in that, the distance between the central axis of two optical fiber adjacent in described first optical fiber group is 250 μm; Distance between the central axis of two optical fiber adjacent in described second optical fiber group is 250 μm.
7. a kind of multichannel integrated array formula optical filter according to claim 1, it is characterized in that, the first described multichannel array lens and the second multichannel array lens are multichannel array plano-convex array lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520494992.8U CN204855854U (en) | 2015-07-10 | 2015-07-10 | Integrated array optical filter of multichannel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520494992.8U CN204855854U (en) | 2015-07-10 | 2015-07-10 | Integrated array optical filter of multichannel |
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| CN204855854U true CN204855854U (en) | 2015-12-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843959A (en) * | 2017-11-20 | 2018-03-27 | 武汉驿路通科技股份有限公司 | A kind of Multi-channel optical fiber array and preparation method thereof |
| CN109116469A (en) * | 2018-08-21 | 2019-01-01 | 青岛海信宽带多媒体技术有限公司 | Optical module |
-
2015
- 2015-07-10 CN CN201520494992.8U patent/CN204855854U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843959A (en) * | 2017-11-20 | 2018-03-27 | 武汉驿路通科技股份有限公司 | A kind of Multi-channel optical fiber array and preparation method thereof |
| CN109116469A (en) * | 2018-08-21 | 2019-01-01 | 青岛海信宽带多媒体技术有限公司 | Optical module |
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