CN210222354U - Double-screen display structure optical system and two-tube range telescope using same - Google Patents
Double-screen display structure optical system and two-tube range telescope using same Download PDFInfo
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- CN210222354U CN210222354U CN201921012403.2U CN201921012403U CN210222354U CN 210222354 U CN210222354 U CN 210222354U CN 201921012403 U CN201921012403 U CN 201921012403U CN 210222354 U CN210222354 U CN 210222354U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 63
- 230000009977 dual effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 3
- 241001330002 Bambuseae Species 0.000 abstract description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 3
- 239000011425 bamboo Substances 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
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Abstract
The utility model discloses a double screen display structure optical system and use its two section of thick bamboo range finding telescope, including the eyepiece, LCD display element, beam splitter prism and second display module, the second display module is installed in one side of beam splitter prism, the second display module includes OLED display element, speculum and projection lens, the speculum is installed between OLED display element and projection lens, projection lens installs between speculum and beam splitter prism, send light by OLED display element and jet into the speculum, get into projection lens after the speculum reflects, the person's eye that enters after beam splitter prism and eyepiece in proper order after the projection lens jets out again, replaced the prism with the speculum, because the manufacturing process of speculum is simple, low in manufacturing cost, can reduce the holistic manufacturing cost of telescope by a wide margin, and simultaneously, the light path transfer route of second display module has also been simplified, the interference of optical path transmission caused by the fact that the manufacturing precision of the prism cannot meet the requirement is avoided.
Description
Technical Field
The utility model relates to a two screen display structure optical system and use its two range telescope.
Background
More and more coming telescope on the market at present is provided with the range finding module in order richening its function, all is provided with the range finding module in the telescope, is convenient for realize the range finding function of telescope, nevertheless wants to realize the range finding function, and the light around the telescope will be sufficient, and this kind of telescope can only just satisfy service condition in daytime or the place that light is sufficient promptly, and this kind of telescope generally only is provided with a LCD display element as the display screen of telescope. With the development of the state of the art, especially in the field of optical transmission, telescopes have been developed which enable distance measurement even at night, which telescope is a telescope with a double-screen display structure of OLED and LCD.
As shown in fig. 1 to 2, according to a distance-measuring telescope module with OLED and LCD dual display function disclosed in chinese patent CN201721525581.6 granted earlier by the applicant, it includes an emission optical system 1A, a observation and receiving optical system 2A and a second display module 3A, the observation and receiving optical system 2A includes a telescope optical system device, a beam splitter prism 5A, a receiving module 6A and an LCD display element 7A, the telescope optical system device includes an objective lens 41A and an eyepiece lens 42A, the beam splitter prism 5A and the LCD display element 7A are located between the objective lens 41A and the eyepiece lens 42A, the receiving module 6A is disposed on one side of the beam splitter prism 5A, the second display module 3A is mounted on the other side of the beam splitter prism 5A, the second display module 3A includes an OLED display element 31A, a projection prism 32A and a projection lens 33A, the projection prism 32A is installed between the OLED display element 31A and the projection lens 33A, and the OLED display element 31A receives the image and reflects the image to the projection lens 33A through the projection prism 32A, thereby completing the transmission of the image, but because the manufacturing accuracy of the whole prism is high and the structure is complex, the manufacturing cost of the whole telescope is increased, and the optical path transmission path inside the second display module 3A is complex, if the accuracy of the prism cannot meet the requirement, the interference of the optical path transmission path is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two screen display structure optical system and use its two section of thick bamboo range finding telescope for solve among the prior art OLED display element and transmit the formation of image to projection lens through the prism and lead to the holistic high manufacturing cost of telescope and light path transfer path complicated, take place the technical problem of interference easily.
The technical scheme of the utility model is realized like this:
the utility model provides a double screen display structure optical system, it includes eyepiece, LCD display element, beam splitter prism and second display module, LCD display element and beam splitter prism are located the below of eyepiece in proper order, one side at beam splitter prism is installed to the second display module, its characterized in that: the second display module comprises an OLED display element, a reflector and a projection lens, the reflector is installed between the OLED display element and the projection lens, the projection lens is installed between the reflector and a beam splitter prism, light is emitted by the OLED display element to enter the reflector, the light enters the projection lens after being reflected by the reflector, the light enters human eyes after being emitted from the projection lens after passing through the beam splitter prism and an eyepiece in sequence, and distance measurement data is displayed by the LCD display element or the OLED display element.
The number of the reflectors is at least two, namely a first reflector and a second reflector, and the first reflector and the second reflector are arranged between the OLED display element and the projection lens and are staggered up and down.
The beam splitting prism comprises a wedge-shaped cemented prism, a prism diaphragm and a roof prism, wherein the wedge-shaped cemented prism is formed by cementing two half pentaprisms, and the prism diaphragm is arranged between the wedge-shaped cemented prism and the roof prism.
The two half pentaprism bonded surfaces are plated with light splitting films, and the light splitting films can reflect visible light and transmit infrared light.
The OLED display element is a red OLED display element.
A two-tube range telescope comprises an emitting optical device, an observing and receiving optical device and a double-screen display structure optical system, wherein the emitting optical device comprises an emitting mirror and an emitting component, the observing and receiving optical device comprises an objective lens and a receiving module, and the emitting optical device is positioned on one side of the observing and receiving optical device and is characterized in that: the dual-screen display structure optical system is any one of the dual-screen display structure optical systems described above.
The second display module is located behind the transmitting optical device, and the receiving module is located behind the second display module.
The receiving module comprises a receiving lens and a receiving assembly, wherein the receiving lens is arranged between the beam splitter prism and the receiving assembly.
Compared with the prior art, the utility model, there is following advantage:
1. a double-screen display structure optical system comprises an ocular lens, an LCD display element, a beam splitter prism and a second display module, wherein the LCD display element and the beam splitter prism are sequentially positioned below the ocular lens, the second display module is arranged on one side of the beam splitter prism, the second display module comprises an OLED display element, a reflector and a projection lens, the reflector is arranged between the OLED display element and the projection lens, the projection lens is arranged between the reflector and the beam splitter prism, light emitted by the OLED display element is incident into the reflector, enters the projection lens after being reflected by the reflector, then enters human eyes after being sequentially emitted by the projection lens through the beam splitter prism and the ocular lens, distance measurement data is displayed by the LCD display element or the OLED display element, the prism is replaced by the reflector, and the manufacturing process of the reflector is simple, the manufacturing cost is low, and the overall manufacturing cost of a telescope can be greatly reduced, meanwhile, the light path transmission path of the second display module is simplified, and the interference of light path transmission caused by the fact that the manufacturing precision of the prism cannot meet the requirement is avoided.
2. The utility model provides a two section of thick bamboo range finding telescopes, includes transmitting optical device, observes and receives optical device and two screen display structure optical system concurrently, and transmitting optical device includes transmitting mirror and emission subassembly, observe and receive optical device concurrently and include objective and receiving module, transmitting optical device is located one side of observing and receiving optical device concurrently, and this simple structure, equipment convenience, with low costs, whole weight are light.
Other advantages of the present invention are described in detail in the examples section of this specification.
Drawings
FIG. 1 is a cross-sectional view of a distance measuring module with OLED and LCD dual display functions provided in the prior art;
fig. 2 is a display optical path diagram of a second display module provided in the prior art;
fig. 3 is a schematic optical path diagram of an optical system of a dual-screen display structure according to a first embodiment;
FIG. 4 is a perspective view of a range telescope according to the second embodiment;
FIG. 5 is an exploded view of the ranging telescope according to the second embodiment;
fig. 6 is a sectional view of the distance measuring telescope according to the second embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 3, a two-screen display structured optical system includes an eyepiece 42, an LCD display element 7, a beam splitter prism 5 and a second display module 3, the LCD display element 7 and the beam splitter prism 5 are sequentially arranged below the ocular lens 42, the second display module 3 is arranged at one side of the beam splitter prism 5, the second display module 3 comprises an OLED display element 31, a mirror 30 and a projection lens 34, the reflecting mirror is installed between the OLED display element 31 and the projection lens 34, the projection lens 34 is installed between the reflecting mirror 30 and the beam splitter prism 5, light emitted by the OLED display element 31 enters the reflecting mirror 30, enters the projection lens 34 after being reflected by the reflecting mirror 30, enters human eyes after sequentially passing through the beam splitter prism 5 and the ocular lens 42 after being emitted by the projection lens 34, and ranging data are displayed by the LCD display element 7 or the OLED display element 31.
The above-mentioned at least two reflectors 30 are respectively a first reflector 32 and a second reflector 33, and the first reflector 32 and the second reflector 33 are installed between the OLED display element 31 and the projection lens 34 and are arranged in a vertically staggered manner, so as to facilitate the reflection of the light path.
The beam splitter prism 5 comprises a wedge-shaped cemented prism 51, a prism diaphragm 52 and a roof prism 53, wherein the wedge-shaped cemented prism 51 is formed by cementing two half-pentaprisms, and the prism diaphragm 52 is arranged between the wedge-shaped cemented prism 51 and the roof prism 53, so that the beam splitter prism 5 is more compact in structure.
The wedge-shaped cemented prism 51 comprises a first input and reflection surface 511, a second input surface 512, a first output surface 513 and a second output and reflection surface 514, the ridge prism 53 comprises a third input and reflection surface 531, a third reflection surface 532 and a third output and reflection surface 534, the prism diaphragm 52 is arranged between the second output and reflection surface 514 and the third input and reflection surface 531, the first output surface 513, the second input surface 512 and the third output and reflection surface 534 are arranged in parallel, the second display module 3 is arranged in front of the first input and reflection surface 511, and the third output and reflection surface 534 is arranged facing the eyepiece 42, so that the wedge-shaped cemented prism is simple in structure and convenient for light path transmission.
The two half pentaprism bonded surfaces are plated with light splitting films, and the light splitting films can reflect visible light and transmit infrared light, so that the two half pentaprism bonded surfaces can normally display images at night and are convenient to observe at night.
The above-mentioned OLED display element 31 is a red OLED display element, and by receiving infrared rays, the telescope can also realize the observation function under the condition of insufficient light.
The principle of the display light path of the second display module 3 described in this embodiment is as follows: the light emitted from the OLED display element 31 is reflected by the first reflecting surface 321 of the first reflecting mirror 32 and enters the second reflecting surface 331 of the second reflecting mirror 33, then the second reflecting surface 331 transmits the light to the projection lens 34, the light enters the beam splitter prism 5 after passing through the projection lens 34, enters the wedge-shaped cemented prism 51 from the first input and reflecting surface 511, exits from the second output and reflecting surface 514, then passes through the light passing hole of the prism diaphragm 52 and enters the roof prism 53 from the third input and reflecting surface 531, and finally exits from the third output and reflecting surface 534 to the eyepiece 42, thereby completing the transmission of the light path.
Example two:
as shown in fig. 4 to 6, a two-tube distance measuring telescope includes a transmitting optical device 1, a observing and receiving optical device 2, and a dual-screen display structure optical system, where the transmitting optical device 1 includes a transmitting mirror 11 and a transmitting assembly 12, the observing and receiving optical device 2 includes an objective lens 41 and a receiving module 6, the transmitting optical device 1 is located on one side of the observing and receiving optical device 2, and the dual-screen display structure optical system is the dual-screen display structure optical system according to the first embodiment, and has a simple structure, convenient assembly, low cost, and light overall weight.
The double-screen display structure optical system comprises the second display module 3, the second display module 3 is located behind the transmitting optical device 1, and the receiving module 6 is located behind the second display module 3, so that the whole range telescope is compact and reasonable in structure.
The double-screen display structure optical system comprises the beam splitter prism 5, the receiving module 6 comprises a receiving lens 61 and a receiving assembly 62, and the receiving lens 61 is arranged between the beam splitter prism 5 and the receiving assembly 62, so that the whole range telescope is compact and reasonable in structure.
Although relative terms such as "upper", "lower", "front", "back" and the like may be used in this specification to describe one element of an icon relative to another, these terms are used in this specification for convenience only, for example, in accordance with the orientation of the examples in the drawings. The terms "first," "second," and the like are used merely as labels, and are not limiting on the number of their objects.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a two-screen display structure optical system, it includes eyepiece (42), LCD display element (7), beam splitter prism (5) and second display module (3), LCD display element (7) and beam splitter prism (5) are located the below of eyepiece (42) in proper order, one side at beam splitter prism (5), its characterized in that are installed in second display module (3): the second display module (3) comprises an OLED display element (31), a reflector (30) and a projection lens (34), the reflector is installed between the OLED display element (31) and the projection lens (34), the projection lens (34) is installed between the reflector (30) and the beam splitter prism (5), light emitted by the OLED display element (31) enters the reflector (30), enters the projection lens (34) after being reflected by the reflector (30), then enters human eyes after being emitted by the projection lens (34) and sequentially passing through the beam splitter prism (5) and an eyepiece (42), and ranging data are displayed by the LCD display element (7) or the OLED display element (31); the number of the reflectors (30) is at least two, namely a first reflector (32) and a second reflector (33), and the first reflector (32) and the second reflector (33) are arranged between the OLED display element (31) and the projection lens (34) and are arranged in a vertically staggered mode.
2. The optical system of claim 1, wherein: the beam splitting prism (5) comprises a wedge-shaped cemented prism (51), a prism diaphragm (52) and a roof prism (53), the wedge-shaped cemented prism (51) is formed by cementing two half-pentaprisms, and the prism diaphragm (52) is arranged between the wedge-shaped cemented prism (51) and the roof prism (53).
3. The optical system of claim 2, wherein: and the bonding surfaces of the two half pentaprisms are plated with light splitting films, and the light splitting films can reflect visible light and transmit infrared light.
4. A dual screen display structure optical system according to claim 1, 2 or 3, wherein: the OLED display element (31) is a red OLED display element.
5. A two-tube distance measuring telescope comprises a transmitting optical device (1), an observing and receiving optical device (2) and a double-screen display structure optical system, wherein the transmitting optical device (1) comprises a transmitting mirror (11) and a transmitting assembly (12), the observing and receiving optical device (2) comprises an objective lens (41) and a receiving module (6), the transmitting optical device (1) is positioned on one side of the observing and receiving optical device (2), and the two-tube distance measuring telescope is characterized in that: the dual-screen display structured optical system is a dual-screen display structured optical system of any one of claims 1 to 4.
6. The telescope of claim 5, wherein: the second display module (3) is located behind the transmitting optical device (1), and the receiving module (6) is located behind the second display module (3).
7. The telescope of claim 6, wherein: the receiving module (6) comprises a receiving lens (61) and a receiving assembly (62), wherein the receiving lens (61) is installed between the beam splitting prism (5) and the receiving assembly (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012403.2U CN210222354U (en) | 2019-07-02 | 2019-07-02 | Double-screen display structure optical system and two-tube range telescope using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012403.2U CN210222354U (en) | 2019-07-02 | 2019-07-02 | Double-screen display structure optical system and two-tube range telescope using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210222354U true CN210222354U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921012403.2U Ceased CN210222354U (en) | 2019-07-02 | 2019-07-02 | Double-screen display structure optical system and two-tube range telescope using same |
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| Country | Link |
|---|---|
| CN (1) | CN210222354U (en) |
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2019
- 2019-07-02 CN CN201921012403.2U patent/CN210222354U/en not_active Ceased
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20240207 Decision number of declaring invalidation: 565561 Granted publication date: 20200331 |
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| IW01 | Full invalidation of patent right |