CN210427937U - Light splitting photoelectric telescope - Google Patents
Light splitting photoelectric telescope Download PDFInfo
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- CN210427937U CN210427937U CN201921249554.XU CN201921249554U CN210427937U CN 210427937 U CN210427937 U CN 210427937U CN 201921249554 U CN201921249554 U CN 201921249554U CN 210427937 U CN210427937 U CN 210427937U
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Abstract
The utility model relates to a telescope technical field discloses a beam split formula photoelectric telescope, include: the light splitting prism is located on the light emitting side of the objective lens group and is arranged at an angle of 45 degrees with the axis of the objective lens group, a full-transparent film is arranged on one surface of the light splitting prism facing the objective lens group, a semipermeable membrane is arranged on the other opposite surface of the light splitting prism, light passing through the objective lens group is divided into a first light path emergent from one surface of the full-transparent membrane and a second light path emergent from the semipermeable membrane, the image sensor is located on one light path of the first light path and the second light path, the triangular prism and the objective lens group are located on the other light path, and the objective lens group, the light splitting prism, the triangular prism, the objective lens group and the image sensor are respectively fixed in the shell. The utility model discloses a light-splitting photoelectric telescope can human eye observe simultaneously and the display screen shows.
Description
Technical Field
The utility model relates to a telescope technical field, in particular to beam split formula photoelectric telescope.
Background
The traditional telescope is a device with telescopic performance which is formed by only optical lenses. Such telescopes must be observed by the human eye. The image pickup device can complete photoelectric conversion by using the image sensing component, and can process images by using an image information technology to replace the function of human eyes. The traditional telescope is combined with the camera equipment, and the eyepiece of the traditional telescope is replaced by the image sensing component, so that the photoelectric telescope is formed. However, such a telescope can only be observed by an image sensor and cannot be visualized by white light.
In order to realize the observation and the visual observation of an image sensor, a total reflector is arranged in a light path structure of a photoelectric telescope, the total reflector is connected with an external conversion structure and is converted by the external conversion structure, when the total reflector rotates to 45 degrees, light is totally reflected to an eyepiece, when the total reflector rotates to 0 degrees (namely, the total reflector is parallel to an optical axis), the light directly enters the image sensor through non-reflection and is displayed by a display screen after being subjected to photoelectric conversion, but the structure can not meet the requirement that the display screen is displayed and the visual observation are carried out simultaneously, and the total reflector is movably connected with the external structure, so that the stability of the optical axis is poor, and especially under the relatively bumpy environment of a vehicle or a ship, the imaging deformation can.
SUMMERY OF THE UTILITY MODEL
The utility model provides a beam split formula photoelectric telescope solves prior art's photoelectric telescope and can't satisfy the display screen demonstration and go on simultaneously with visualing to and the poor stability's of optical axis problem.
The utility model discloses a beam split formula photoelectric telescope, include: casing, objective group, beam splitter prism, triangular prism, eyepiece group and image sensor, beam splitter prism are located the light-emitting side of objective group, and are 45 settings with the objective group axis, beam splitter prism is equipped with the full-transparent membrane towards the one side of objective group, and relative another side is equipped with the pellicle to with the light that will pass through objective group divide into from the first light path of full-transparent membrane one side outgoing and the second light path from the pellicle outgoing, image sensor is located first light path and second light path one of them light path, and triangular prism and eyepiece group are located another light path, objective group, beam splitter prism, triangular prism, eyepiece group and image sensor fix respectively in the casing, and lie in the objective of foremost in the objective and the objective hole sealing connection of casing antetheca, lie in the eyepiece group of rearmost eyepiece and the eyepiece hole sealing connection on the casing.
The image sensor is positioned on the second light path and positioned at the rear end in the shell, and a power supply interface and a signal interface of the image sensor are positioned on the rear wall of the shell; the triangular prism is located first light path, the income light side of triangular prism is 45 settings with the one side that beam splitter prism was equipped with the full transparent membrane, and is on a parallel with objective lens group axis, the eyepiece group is located the light-emitting side of triangular prism.
Wherein, the eyepiece group includes: the lens group, the roof prism and the eyepiece, the income light side of roof prism with the triangle prism light-emitting side sets up relatively, the eyepiece with the light-emitting side of roof prism sets up relatively, and the axis of eyepiece and eyepiece hole axis set up coaxially, and perpendicular to triangle prism's incident light with the plane that the objective lens group axis was confirmed, some lens in the lens group are located between roof prism and the triangle prism, and another part lens are located between roof prism and the eyepiece, the eyepiece hole sets up at the casing lateral wall.
The utility model discloses a beam split formula photoelectric telescope is divided into two through beam splitter prism with the light of objective lens group outgoing, gets into the people's eye through the eyepiece group all the way, and another way is received by image sensor, carries out photoelectric conversion back and shows through the display screen, can the people's eye simultaneously observe and the display screen shows.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of a light splitting structure of a light splitting type photoelectric telescope of the present invention;
FIG. 2 is a side view of FIG. 1;
fig. 3 is an external structure view of a light splitting type photoelectric telescope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The spectroscopic telescope of the present embodiment is shown in fig. 1 to 3, and includes: casing 1, objective group 2, beam splitter prism 3, triangular prism 4, eyepiece group 5 and image sensor 6, beam splitter prism 3 is located objective group 2's light-emitting side, and be 45 settings with objective group 2 axis, beam splitter prism 3 is equipped with the complete membrane of passing through towards objective group 2 one side, relative another side is equipped with the pellicle, with to divide into the light through objective group 2 from the first light path of the complete membrane one side outgoing and from the second light path of pellicle outgoing, beam splitter prism 3 advances the plain noodles and plates the complete membrane of passing through promptly, light all gets into, the pellicle is plated to the play plain noodles, light gets into the back from the complete membrane of passing through, half light sees through the pellicle, half light is 90 reflections by the pellicle. The image sensor 6 is located on one light path of the first light path and the second light path, the triangular prism 4 and the eyepiece set are located on the other light path, the objective lens set 2, the beam splitter prism 3, the triangular prism 4, the eyepiece set 5 and the image sensor 6 are respectively fixed in the shell 1, an objective lens 21 located at the foremost end in the objective lens set 2 is hermetically connected with an objective lens hole 11 in the front wall of the shell 1, and an eyepiece lens 52 located at the rearmost end in the eyepiece set 5 is hermetically connected with an eyepiece lens hole 12 in the shell 1. The objective lens group 2 and the eyepiece lens group 5 are both composed of a plurality of lenses, and the lenses can be arranged between the beam splitter prism 3 and the image sensor 6, so that light can be conveniently adjusted to be focused on the image sensor 6.
The spectroscopic telescope of the embodiment divides light emitted from the objective lens group into two parts by the spectroscopic prism 3, wherein one part enters human eyes through the ocular lens group 5, and the other part is received by the image sensor 6, is subjected to photoelectric conversion and then is displayed by the display screen, namely, the human eyes can observe and the display screen can display the light at the same time.
In this embodiment, the image sensor 6 is located on the second light path, that is, the axis of the image sensor 6 is coaxial with the objective lens group 2 and located at the rear end of the inside of the housing 1, and the control signal interface 7 (the image sensor 6 has a plurality of working states and needs external control) and the video signal interface 8 of the image sensor 6 are located on the rear wall of the housing 1, so as to facilitate the insertion of the control signal line (including the power line) and the video signal line. The triangular prism 4 is located on the first light path, the light incident side of the triangular prism 4 and the surface of the beam splitter prism 3 provided with the full-transmission film are arranged at an angle of 45 degrees and are parallel to the axis of the objective lens group 2, and the ocular lens group 5 is located on the light emergent side of the triangular prism 4.
Because it is telescope system, the light path of visualing is longer, and beam splitter prism 3 reflects the light to eyepiece 52, still needs to prolong the light path through triangular prism 4 and roof prism 5, and in order to further prolong the light path, eyepiece group 5 includes: the lens group, the roof prism 51 and the eyepiece 52, the light incident side of the roof prism 51 is arranged opposite to the light emergent side of the triangular prism 4, the eyepiece 52 is arranged opposite to the light emergent side of the roof prism 51, the axis of the eyepiece 52 is coaxially arranged with the axis of the eyepiece hole 12, and the axis of the eyepiece 52 is perpendicular to the plane determined by the incident light of the triangular prism 4 and the axis of the objective lens group 2. A part of the lenses in the lens group is located between roof prism 51 and triangular prism 4, and another part of the lenses is located between roof prism 51 and eyepiece 52. In this embodiment, the triangular prism 4 and the roof prism 51 change the direction of the second optical path, so that the second optical path is extended in a limited space, and the lens group and the eyepiece 52 are used to adjust the second optical path to focus on the eyepiece 52. The eyepiece 52 is disposed facing the side wall of the housing 1 while changing the direction of the second optical path, and thus the eyepiece hole 12 is disposed at the side wall of the housing 1. The eyepiece holes 12 are arranged on the side wall, which has the following advantages: because the telescope is long, the observation position of a person is on the side, and the person can hold the telescope more easily when holding the telescope; the interference with a video signal output cable is avoided; if the observation is performed in the backlight, the observation can be interfered by the strong ambient light which is more dazzling.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (3)
1. A spectroscopic telescope, comprising: casing, objective group, beam splitter prism, triangular prism, eyepiece group and image sensor, beam splitter prism are located the light-emitting side of objective group, and are 45 settings with the objective group axis, beam splitter prism is equipped with the full-transparent membrane towards the one side of objective group, and relative another side is equipped with the pellicle to with the light that will pass through objective group divide into from the first light path of full-transparent membrane one side outgoing and the second light path from the pellicle outgoing, image sensor is located first light path and second light path one of them light path, and triangular prism and eyepiece group are located another light path, objective group, beam splitter prism, triangular prism, eyepiece group and image sensor fix respectively in the casing, and lie in the objective of foremost in the objective and the objective hole sealing connection of casing antetheca, lie in the eyepiece group of rearmost eyepiece and the eyepiece hole sealing connection on the casing.
2. A spectroscopic telescope as claimed in claim 1, wherein the image sensor is located on the second optical path at the rear end of the casing, and the power and signal interfaces of the image sensor are located in the rear wall of the casing; the triangular prism is located first light path, the income light side of triangular prism is 45 settings with the one side that beam splitter prism was equipped with the full transparent membrane, and is on a parallel with objective lens group axis, the eyepiece group is located the light-emitting side of triangular prism.
3. A spectroscopic telescope as claimed in claim 2, wherein the eyepiece group comprises: the lens group, the roof prism and the eyepiece, the income light side of roof prism with the triangle prism light-emitting side sets up relatively, the eyepiece with the light-emitting side of roof prism sets up relatively, and the axis of eyepiece and eyepiece hole axis set up coaxially, and perpendicular to triangle prism's incident light with the plane that the objective lens group axis was confirmed, some lens in the lens group are located between roof prism and the triangle prism, and another part lens are located between roof prism and the eyepiece, the eyepiece hole sets up at the casing lateral wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921249554.XU CN210427937U (en) | 2019-08-02 | 2019-08-02 | Light splitting photoelectric telescope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921249554.XU CN210427937U (en) | 2019-08-02 | 2019-08-02 | Light splitting photoelectric telescope |
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| Publication Number | Publication Date |
|---|---|
| CN210427937U true CN210427937U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921249554.XU Active CN210427937U (en) | 2019-08-02 | 2019-08-02 | Light splitting photoelectric telescope |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536832A (en) * | 2020-05-11 | 2020-08-14 | 湖南源信光电科技股份有限公司 | Combined sighting telescope |
| CN114973991A (en) * | 2022-04-11 | 2022-08-30 | 武汉精立电子技术有限公司 | Camera alignment mechanism, method and system for attaching cube three-color light-combination prism and micro display screen |
-
2019
- 2019-08-02 CN CN201921249554.XU patent/CN210427937U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536832A (en) * | 2020-05-11 | 2020-08-14 | 湖南源信光电科技股份有限公司 | Combined sighting telescope |
| CN114973991A (en) * | 2022-04-11 | 2022-08-30 | 武汉精立电子技术有限公司 | Camera alignment mechanism, method and system for attaching cube three-color light-combination prism and micro display screen |
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