CN101694530A - Composite right-angle prism for auto-collimating optical system and manufacturing method thereof - Google Patents
Composite right-angle prism for auto-collimating optical system and manufacturing method thereof Download PDFInfo
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- CN101694530A CN101694530A CN200910236122A CN200910236122A CN101694530A CN 101694530 A CN101694530 A CN 101694530A CN 200910236122 A CN200910236122 A CN 200910236122A CN 200910236122 A CN200910236122 A CN 200910236122A CN 101694530 A CN101694530 A CN 101694530A
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Abstract
The invention discloses a composite right-angle prism for an auto-collimating optical system and a manufacturing method thereof. The composite right-angle prism comprises a base plate and a prism body arranged on the base plate, the surface of the prism body is equipped with a plurality of right-angle prisms which are arranged side by side, and one of two right-angle surfaces of each right-angle prism is a reflecting surface when in light incidence while the other right-angle surface is a reflecting surface when in light emergence. The manufacturing method for the composite right-angle prism includes steps of arranging the base plate firstly and then bonding the prism body on the base plate, wherein the right-angle prisms are arranged on the prism body side by side. By adopting the composite right-angle prism for an auto-collimating optical system and the manufacturing method thereof, reflecting area of the right-angle prism is increased, utilization rate of light source energy of the optical system is increased effectively, an auto-collimating function of the auto-collimating optical system is realized better, and environmental adaptability of the auto-collimating optical system during collimation is improved.
Description
Technical field
The present invention relates to optical instrument, specifically, relate to be used for the composite right-angle prism and the manufacture method thereof of auto-collimating optical system.
Background technology
Existing auto-collimating optical system is referring to Fig. 1, it comprise principal goods mirror 1, Amici prism 2, focusing lens 3, Amici prism 4, eyepiece 6, differentiation plate 7 and slit illumination mirror group 5, autocollimation receive mirror group 8, photelectric receiver 9 and catoptron 100 '.Wherein Amici prism is an optical element that plays transmission and reflection double action, and its transmission part and principal goods mirror 1, focusing lens 3 and differentiation plate 7 and eyepiece 6 are formed telescope optical system; Its reflecting part is used for linking up slit illumination assembly 5 and autocollimation receives mirror group 8, forms three coaxial systems.The light that sends from slit illumination mirror group 5 goes out parallel beam by Amici prism 4, focusing lens 3, Amici prism 2 with through the principal goods mirror, this parallel beam project catoptron 100 ' on, inject principal goods mirror 1 through reflection with parallel beam, return along former road then, wherein a part enters autocollimation by Amici prism 2 and receives mirror group 8, and another part is imaged on the differentiation plate 7 for visualization through focusing lens 3 and Amici prism 4.
In said system, catoptron 100 ' generally adopt plane mirror, but adopt plane mirror to have following problem: plane mirror possesses the sensitivity characteristic of two dimension to the reflection of light, promptly when plane mirror orientation and pitching change, can center on the variation of normal generation orientation and pitching by the corresponding reflection ray that causes, this characteristic is unfavorable for seeking autocollimation and returns picture.And right-angle prism is insensitive to the luffing angle variation of incident ray, only the orientation variation of incident ray is reflected according to reflection law, therefore, right-angle prism begins to be applied in the auto-collimating optical system, and the destination carrier when being used as the angle measure of the change is used more.When incident ray overlapped with the principal section of right-angle prism, reflection ray and incident ray keeping parallelism were promptly realized the autocollimation function.But; in the application process of right-angle prism; expose because the useful area of prism is big inadequately through regular meeting; and the applied environment of working as auto-collimating optical system is narrower; the difficult problem of aiming at of frequent generating optics system with right-angle prism; at present; at the common solution of the problems referred to above is the hypotenuse area that increases right-angle prism; but when increasing the hypotenuse area; also increased the volume of right-angle prism; the weight of right-angle prism increases greatly, also causes the loss of autocollimation luminous energy in the aiming process simultaneously easily.
Summary of the invention
Technical matters to be solved by this invention is, a kind of composite right-angle prism that is used for auto-collimating optical system is provided, to improve the reflective surface area of right-angle prism, effectively improve the utilization factor of optical system energy of light source, thus the environment applicability when realizing the autocollimation function of auto-collimating optical system better and improving the auto-collimating optical system aiming.
To achieve these goals, the composite right-angle prism that is used for auto-collimating optical system of the present invention, comprise substrate and the prism that is arranged on the substrate, described prism surface has a plurality of right-angle prisms that are arranged side by side, two right angle faces of described each right-angle prism wherein edged surface is light incident always the time reflecting surface, the reflecting surface when another right angle face is the light outgoing.
The above-mentioned composite right-angle prism that is used for auto-collimating optical system, wherein, described prism is the monoblock type prism.
The above-mentioned composite right-angle prism that is used for auto-collimating optical system, wherein, described monoblock type prism surface is provided with a plurality of right angles tooth, to constitute described right-angle prism.
The above-mentioned composite right-angle prism that is used for auto-collimating optical system, wherein, described prism is split type prism.
The above-mentioned composite right-angle prism that is used for auto-collimating optical system, wherein, described split type prism is made up of a plurality of prisms, described each prism has the orthogonal first right angle face, and the first right angle face of adjacent two prisms is vertical mutually, to constitute two right angle faces of described right-angle prism.
The above-mentioned composite right-angle prism that is used for auto-collimating optical system, wherein, also comprise second prism, described second prism comprises a plurality of second right-angle prisms, the corresponding described right angle tooth of described each second right-angle prism, and the right angle face of each second right-angle prism is incorporated in each self-corresponding right angle tooth, to constitute the reflection type prism.
The above-mentioned composite right-angle prism that is used for auto-collimating optical system, wherein, described right angle tooth is distributed on the described monoblock type prism with parallel way.
The above-mentioned composite right-angle prism that is used for auto-collimating optical system, wherein, described a plurality of prisms are arranged on the described substrate with series connection and the mode that combines in parallel.
Further, the present invention also provides the above-mentioned manufacture method that is used for the composite right-angle prism of auto-collimating optical system, this method comprises following processing step: (1) is provided with a substrate, (2) on described substrate, connect a prism, it is characterized in that, in described step 2, also be included in described prism surface and be arranged side by side the step of a plurality of right-angle prisms, in this step, two right angle faces of each right-angle prism wherein edged surface is light incident always the time reflecting surface, the reflecting surface when another right angle face is the light outgoing.
Above-mentioned manufacture method, wherein, the step that is arranged side by side a plurality of right-angle prisms on described prism surface comprises:
One monoblock type prism is provided;
A plurality of right angles tooth is set to form described a plurality of right-angle prism in described monoblock type prism surface.
Above-mentioned manufacture method, wherein, the step that is arranged side by side a plurality of right-angle prisms on described prism surface comprises:
A plurality of prisms are provided, and each prism has the orthogonal first right angle face;
A plurality of prisms are connected on the described substrate side by side, and make the first right angle face of adjacent two prisms vertical mutually to form two right angle faces of described right-angle prism.
Above-mentioned manufacture method, wherein, the step that is arranged side by side a plurality of right-angle prisms on described prism surface comprises:
Two monoblock type prisms are provided;
In each described monoblock type prism surface a plurality of right angles tooth is set,
A plurality of second right-angle prisms corresponding with described right angle tooth are provided, and the right angle face of each second right-angle prism in a plurality of second right-angle prisms is incorporated in each right angle tooth, to constitute the reflection type prism;
The two monoblock type prisms that are combined with second right-angle prism are connected in series on the described substrate.
Above-mentioned manufacture method, wherein, described right angle tooth is distributed on the described monoblock type prism with parallel way.
Above-mentioned manufacture method, wherein, described a plurality of prisms are arranged on the described substrate with series connection and the mode that combines in parallel.
Beneficial functional of the present invention is, adopt composite right-angle prism that manufacture method of the present invention makes by a plurality of right-angle prisms that are arranged side by side, make parallel autocollimation incident ray, no matter after the arbitrfary point of useful area is injected, the equal keeping parallelism of emergent ray and incident ray, and emergent ray self is keeping parallelism also, thereby enlarged effective reflective area of prism, improved the utilization ratio of auto-collimating optical system luminous energy, thus the environment applicability when having realized the autocollimation function of auto-collimating optical system better and having improved the auto-collimating optical system aiming.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the auto-collimating optical system structural representation of prior art;
Fig. 2 is the stereographic map of the composite right-angle prism of one embodiment of the invention;
Fig. 3 is the stereographic map of the composite right-angle prism of another embodiment of the present invention;
Fig. 4 is the partial side view of composite right-angle prism among Fig. 2;
Fig. 5 is the partial side view of composite right-angle prism among Fig. 3;
Fig. 6 is the index path of composite right-angle prism among Fig. 3;
Fig. 7 is the stereographic map of the composite right-angle prism of yet another embodiment of the invention;
Fig. 8 is the partial side view of composite right-angle prism among Fig. 7;
Fig. 9 is the index path of composite right-angle prism among Fig. 7.
Wherein, Reference numeral
1-principal goods mirror
The 2-Amici prism
The 3-focusing lens
The 4-Amici prism
5-slit illumination assembly
The 6-eyepiece
7-breaks up plate
The 8-autocollimation receives the mirror group
100 '-catoptron
100,200,300-composite right-angle prism
The 10-substrate
The 20-prism
The 21-prism
The 211-first right angle face
22-right angle tooth
220-second glue-line
230-second prism
231-second right-angle prism
The 30-glue-line
Embodiment
Below in conjunction with the drawings and specific embodiments technical solution of the present invention being described in detail, further understanding purpose of the present invention, scheme and effect, but is not the restriction as claims protection domain of the present invention.
Composite right-angle prism of the present invention is mainly used in the auto-collimating optical system, with the parallel beam reflection that the principal goods mirror goes out, becomes owner of object lens with the parallel beam retroeflection.
Consult Fig. 2 and Fig. 4, the composite right-angle prism 100 of one embodiment of the invention, the composite right-angle prism of present embodiment is the external reflection formula, it comprises substrate 10 and the prism 20 that is arranged on the substrate, prism 20 is glued on the substrate 10 by glue-line 30, prism 20 is the monoblock type prism, it is the monoblock type prism 21 that a surface is provided with a plurality of right angles tooth 22, this a plurality of right angles tooth 22 is right-angle prism, two right angle faces of this each right-angle prism wherein edged surface is light incident always the time reflecting surface, the reflecting surface when another right angle face is the light outgoing.Preferably, right-angle prism 22 (being the right angle tooth) is distributed on this monoblock type prism 21 with parallel way.
The manufacture method of the composite right-angle prism 100 of present embodiment comprises following processing step:
(1) substrate 10 is set;
(2) provide monoblock type prism 21, a plurality of right angles tooth 22 is set to form a plurality of right-angle prisms in monoblock type prism 21 surfaces, two right angle faces of each right-angle prism wherein edged surface is light incident always the time reflecting surface, the reflecting surface when another right angle face is the light outgoing; Then monoblock type prism 21 is glued on the substrate 10 by glue-line 30.Certainly, substrate 10 is not limited to the gummed mode with the connected mode of monoblock type prism 21 herein, can also realize by the mode of optical cement.
In order to guarantee a branch of parallel incident ray, after the incident of the optional position of composite right-angle prism, azimuth deviation between its emergent ray is not more than 3 "; the tower difference of right-angle prism 22 preferably is not more than 3 ", the difference of tower difference also is not more than ± and 1.5 ", the nonparallelism mutual deviation of the crest line that the right angle face constitutes is not more than 30 ".
Consult Fig. 3 and Fig. 5, the composite right-angle prism 200 of another embodiment of the present invention, the composite right-angle prism of present embodiment also is the external reflection formula, it comprises substrate 10 and the prism 20 that is arranged on the substrate, prism 20 is glued on the substrate 10 by glue-line 30, be with a last embodiment difference: prism 20 is split type prism, it is made up of a plurality of prisms 21, each prism 21 has the orthogonal first right angle face 211, and the first right angle face 211 of adjacent two prisms 21 is vertical mutually, with two right angle faces of form right angle prism 22.Preferably, a plurality of prisms 21 are arranged on the substrate 10 with series connection and the mode that combines in parallel, so that the right-angle prism 22 that constitutes is distributed on the prism with series connection and the mode that combines in parallel.Certainly, a plurality of herein prisms 21 are not limited to the gummed mode with the connected mode of substrate 10, can also realize by the mode of optical cement.
In addition, the structure of split type prism also is not limited to the structure shown in Fig. 5, it can be in conjunction with a plurality of structures with right-angle prism of the orthogonal first right angle face on the square prism, can also be a plurality of prism structures, each prism be a square prism in conjunction with a right-angle prism with orthogonal first right angle face, just differ one for example at this.
The index path of the composite right-angle prism 200 of present embodiment can be consulted Fig. 6, as can be seen from Figure 6, parallel autocollimation incident ray is no matter after the arbitrfary point of useful area is injected, the equal keeping parallelism of emergent ray and incident ray, and also keeping parallelism of emergent ray self.
The manufacture method of the composite right-angle prism 200 of present embodiment comprises following processing step:
(1) substrate 10 is set;
(2) provide a plurality of prisms 21, each prism 21 has the orthogonal first right angle face 211, a plurality of prisms are connected on the substrate 10 side by side, and the first right angle face that makes adjacent two prisms is vertical mutually to form two right angle faces of right-angle prism 22, these two right angle faces wherein edged surface is light incident always the time reflecting surface, the reflecting surface when another right angle face is the light outgoing.
In order to guarantee a branch of parallel incident ray, after the incident of the optional position of composite right-angle prism, azimuth deviation between its emergent ray is not more than 3 "; the tower difference of right-angle prism 22 preferably is not more than 3 ", the difference of tower difference also is not more than ± and 1.5 ", the nonparallelism mutual deviation of the crest line that the right angle face constitutes is not more than 30 ".
Consult Fig. 7 and Fig. 8, the composite right-angle prism 300 of yet another embodiment of the invention, the composite right-angle prism of present embodiment is a reflection type, its basic structure is identical with the structure of first embodiment, also comprise substrate 10 and the prism 20 that is arranged on the substrate, prism 20 is glued on the substrate 10 by glue-line 30, prism 20 be two its be provided with the monoblock type prism 21 of a plurality of right angles tooth 22, difference is: also comprise second prism 230, second prism 230 comprises a plurality of second right-angle prisms 231, this second right-angle prism 231 is corresponding with right angle tooth 22, and the right angle face of each second right-angle prism 231 is incorporated in each self-corresponding right angle tooth 22 by second glue-line 220, to constitute the reflection type prism.Preferably, right-angle prism 22 (also being right angle tooth 22) is distributed on this monoblock type prism 21 with parallel way.The index path of present embodiment can be consulted Fig. 9, as can be seen from Figure 9, parallel autocollimation incident ray, no matter after the arbitrfary point of useful area is injected, the equal keeping parallelism of emergent ray and incident ray, and also keeping parallelism of emergent ray self.
The manufacture method of the composite right-angle prism 300 of present embodiment comprises following processing step:
(1) substrate 10 is set;
(2) provide two monoblock type prisms 21;
(3) in each monoblock type prism 21 surface a plurality of right angles tooth 22 is set,
(4) provide a plurality of second right-angle prisms 231 corresponding, and the right angle face of each second right-angle prism in a plurality of second right-angle prisms is incorporated in each right angle tooth, to constitute the reflection type prism with right angle tooth 22;
(5) the two monoblock type prisms 21 that will be combined with second right-angle prism are connected in series on the substrate 10.
In order to guarantee a branch of parallel incident ray, after the incident of the optional position of composite right-angle prism, azimuth deviation between its emergent ray is not more than 3 "; the tower difference of right-angle prism 231 preferably is not more than 3 ", the difference of tower difference also is not more than ± and 1.5 ", the nonparallelism mutual deviation of the crest line that the right angle face constitutes is not more than 30 ".
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (14)
1. composite right-angle prism that is used for auto-collimating optical system, comprise substrate and the prism that is arranged on the substrate, it is characterized in that, described prism surface has a plurality of right-angle prisms that are arranged side by side, two right angle faces of described each right-angle prism wherein edged surface is light incident always the time reflecting surface, the reflecting surface when another right angle face is the light outgoing.
2. the composite right-angle prism that is used for auto-collimating optical system according to claim 1 is characterized in that, described prism is the monoblock type prism.
3. the composite right-angle prism that is used for auto-collimating optical system according to claim 2 is characterized in that, described monoblock type prism surface is provided with a plurality of right angles tooth, to constitute described right-angle prism.
4. the composite right-angle prism that is used for auto-collimating optical system according to claim 1 is characterized in that, described prism is split type prism.
5. the composite right-angle prism that is used for auto-collimating optical system according to claim 4, it is characterized in that, described split type prism is made up of a plurality of prisms, described each prism has the orthogonal first right angle face, and the first right angle face of adjacent two prisms is vertical mutually, to constitute two right angle faces of described right-angle prism.
6. the composite right-angle prism that is used for auto-collimating optical system according to claim 3, it is characterized in that, also comprise second prism, described second prism comprises a plurality of second right-angle prisms, the corresponding described right angle tooth of described each second right-angle prism, and the right angle face of each second right-angle prism is incorporated in each self-corresponding right angle tooth, to constitute the reflection type prism.
7. the composite right-angle prism that is used for auto-collimating optical system according to claim 3 is characterized in that, described right angle tooth is distributed on the described monoblock type prism with parallel way.
8. the composite right-angle prism that is used for auto-collimating optical system according to claim 5 is characterized in that, described a plurality of prisms are arranged on the described substrate with series connection and the mode that combines in parallel.
9. any described manufacture method that is used for the composite right-angle prism of auto-collimating optical system in the claim 1 to 8, comprise following processing step: (1) is provided with a substrate, (2) on described substrate, connect a prism, it is characterized in that, in described step 2, also be included in described prism surface and be arranged side by side the step of a plurality of right-angle prisms, in this step, two right angle faces of each right-angle prism wherein edged surface is light incident always the time reflecting surface, the reflecting surface when another right angle face is the light outgoing.
10. manufacture method according to claim 9 is characterized in that, the step that is arranged side by side a plurality of right-angle prisms on described prism surface comprises:
One monoblock type prism is provided;
A plurality of right angles tooth is set to form described a plurality of right-angle prism in described monoblock type prism surface.
11. manufacture method according to claim 9 is characterized in that, the step that is arranged side by side a plurality of right-angle prisms on described prism surface comprises:
A plurality of prisms are provided, and each prism has the orthogonal first right angle face;
A plurality of prisms are connected on the described substrate side by side, and make the first right angle face of adjacent two prisms vertical mutually to form two right angle faces of described right-angle prism.
12. manufacture method according to claim 9 is characterized in that, the step that is arranged side by side a plurality of right-angle prisms on described prism surface comprises:
Two monoblock type prisms are provided;
In each described monoblock type prism surface a plurality of right angles tooth is set,
A plurality of second right-angle prisms corresponding with described right angle tooth are provided, and the right angle face of each second right-angle prism in a plurality of second right-angle prisms is incorporated in each right angle tooth, to constitute the reflection type prism;
The two monoblock type prisms that are combined with second right-angle prism are connected in series on the described substrate.
13., it is characterized in that described right angle tooth is distributed on the described monoblock type prism with parallel way according to claim 10 or 12 described manufacture methods.
14. manufacture method according to claim 11 is characterized in that, described a plurality of prisms are arranged on the described substrate with series connection and the mode that combines in parallel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910236122A CN101694530A (en) | 2009-10-20 | 2009-10-20 | Composite right-angle prism for auto-collimating optical system and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910236122A CN101694530A (en) | 2009-10-20 | 2009-10-20 | Composite right-angle prism for auto-collimating optical system and manufacturing method thereof |
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| CN104480880A (en) * | 2014-12-10 | 2015-04-01 | 马人欢 | Safe traffic partition fence |
| CN107037440A (en) * | 2017-06-22 | 2017-08-11 | 郑胜芳 | Laser range finder for traffic engineering quality testing |
| CN108828748A (en) * | 2018-05-31 | 2018-11-16 | 北京航天发射技术研究所 | A kind of optical path is turned back the reflecting mirror Method of Adjustment and system of device |
| CN112327471A (en) * | 2018-10-30 | 2021-02-05 | 深圳市真迈生物科技有限公司 | Microscope system, adjusting method thereof and sequencing system |
| CN112737667A (en) * | 2020-12-29 | 2021-04-30 | 成都星时代宇航科技有限公司 | Signal transmission assembly and device for space communication-oriented terahertz experiment |
| CN114102331A (en) * | 2021-11-26 | 2022-03-01 | 福建中策光电股份公司 | Manufacturing method of right-angle prism |
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- 2009-10-20 CN CN200910236122A patent/CN101694530A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104480880A (en) * | 2014-12-10 | 2015-04-01 | 马人欢 | Safe traffic partition fence |
| CN107037440A (en) * | 2017-06-22 | 2017-08-11 | 郑胜芳 | Laser range finder for traffic engineering quality testing |
| CN107037440B (en) * | 2017-06-22 | 2023-11-24 | 内蒙古公路工程咨询监理有限责任公司 | Laser range finder for traffic engineering quality detection |
| CN108828748A (en) * | 2018-05-31 | 2018-11-16 | 北京航天发射技术研究所 | A kind of optical path is turned back the reflecting mirror Method of Adjustment and system of device |
| CN108828748B (en) * | 2018-05-31 | 2021-06-11 | 北京航天发射技术研究所 | Method and system for adjusting reflector of light path deflection device |
| CN112327471A (en) * | 2018-10-30 | 2021-02-05 | 深圳市真迈生物科技有限公司 | Microscope system, adjusting method thereof and sequencing system |
| CN112737667A (en) * | 2020-12-29 | 2021-04-30 | 成都星时代宇航科技有限公司 | Signal transmission assembly and device for space communication-oriented terahertz experiment |
| CN112737667B (en) * | 2020-12-29 | 2023-09-01 | 成都星时代宇航科技有限公司 | Terahertz experiment signal transmission assembly and device for space communication |
| CN114102331A (en) * | 2021-11-26 | 2022-03-01 | 福建中策光电股份公司 | Manufacturing method of right-angle prism |
| CN114102331B (en) * | 2021-11-26 | 2024-03-26 | 福建中策光电股份公司 | Manufacturing method of right-angle prism |
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Open date: 20100414 |