CN115047623B - Optical device mounted on a wearable helmet and method of use - Google Patents
Optical device mounted on a wearable helmet and method of use Download PDFInfo
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- CN115047623B CN115047623B CN202210486909.7A CN202210486909A CN115047623B CN 115047623 B CN115047623 B CN 115047623B CN 202210486909 A CN202210486909 A CN 202210486909A CN 115047623 B CN115047623 B CN 115047623B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 129
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000012546 transfer Methods 0.000 claims description 42
- 239000000470 constituent Substances 0.000 claims description 30
- 210000001747 pupil Anatomy 0.000 claims description 18
- 238000003384 imaging method Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 20
- 238000013461 design Methods 0.000 description 20
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0132—Head-up displays characterised by optical features comprising binocular systems
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- Optics & Photonics (AREA)
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Abstract
An optical device arranged on a wearable helmet and a use method thereof comprise an optical device body with an objective lens assembly (1) and an eyepiece lens assembly device, and an image display device arranged between the objective lens assembly (1) and the eyepiece lens assembly device, wherein the image display device is used for displaying an image of a target object, and the eyepiece lens assembly device is used for realizing fixed-viewing distance observation of the image of the target object, so that the observation effect on an operation environment is improved.
Description
Technical Field
The present invention relates to an optical device and method of use, and more particularly to an optical device and method of use for a wearable helmet.
Background
The wearable helmet is used for field operation so as to improve field operation efficiency, therefore, the optical device arranged on the wearable helmet is an important optical instrument, in the existing optical device arranged on the wearable helmet, binocular display mainly comprises two structural forms of single object binocular and double object binocular, a direct vision type symmetrical eyepiece optical system is adopted, the whole system is arranged in a straight shape on a plane vertical to the front of eyes of a face, the front convex amount is large, the gravity center is far away from the face, bad human-computer engineering is formed, and thus, the observation effect on the operation environment is influenced,
The technical scheme of the invention is made based on technical books provided by the applicant in 2022, 4 and 8 and having the technical problems in the working process, and the technical problems, technical characteristics and technical effects existing in the similar patent literature and background technology are obtained through retrieval.
Disclosure of Invention
The object of the present invention is an optical device for mounting on a wearable helmet,
The object of the present invention is a method of using an optical device mounted on a wearable helmet.
In order to overcome the above technical drawbacks, an object of the present invention is to provide an optical device mounted on a wearable helmet and a method of use, thereby improving the observation effect on the working environment.
In order to achieve the above purpose, the invention adopts the following technical scheme: an optical device for mounting on a wearable helmet includes an optical device body having an objective lens assembly and an eyepiece lens assembly device, and an image display device disposed between the objective lens assembly and the eyepiece lens assembly device.
Due to the design of the optical device body and the image display device, the image display setting of the target object is realized through the objective lens component and the image display device, and the fixed-line-of-sight observation of the image of the target object is realized through the eyepiece component device, so that the observation effect on the operation environment is improved.
The present invention provides a method for connecting an optical device body and an image display device to each other in such a manner that an image of a target object is observed at a fixed viewing distance.
The present invention has been devised to couple an image display device with an optical device body in such a manner that an image display is provided in an optical path system.
The present invention contemplates an eyepiece assembly apparatus configured to include a first eyepiece assembly and a second eyepiece assembly.
The invention designs an image display device which comprises a micro-light CCD element, a first OLED display screen and a second OLED display screen.
The technical effects of the above technical scheme are as follows: by observing the image of the object, the influence of the light path change is eliminated, and the bad ergonomics are eliminated.
The invention is designed to further comprise a first attachment means arranged between the eyepiece assembly means and the image display means, the first attachment means being arranged to comprise a first relay lens assembly and a second relay lens assembly.
The technical effects of the above technical scheme are as follows: the integrated installation of other components is realized, and the technical effect of the invention is expanded.
The invention designs that a first OLED display screen and a second OLED display screen are respectively arranged on a low-light CCD element, objective lens components are arranged to be distributed corresponding to the low-light CCD element, a first image transfer lens component is arranged between the first OLED display screen and a first eyepiece component, and a second image transfer lens component is arranged between the second OLED display screen and a second eyepiece component.
The technical effects of the above technical scheme are as follows: the basic technical scheme of the invention is formed by the objective lens component, the micro-light CCD element, the first OLED display screen, the first transfer lens component, the first eyepiece component, the second OLED display screen, the second transfer lens component and the second eyepiece component, and the technical problem of the invention is solved.
The invention provides that the objective lens assembly is arranged as an integrated body with five groups of seven lenses and that the imaging part of the objective lens assembly is arranged on the microlight CCD element.
The technical effects of the above technical scheme are as follows: the signal tracking and picking setting of the target object is realized.
The invention designs that the micro-light CCD element is arranged as a charge coupled device, the input interface parts of the micro-light CCD element are arranged to be distributed corresponding to the objective lens component, and the output interface parts of the micro-light CCD element are respectively connected with the first OLED display screen and the second OLED display screen.
The technical effects of the above technical scheme are as follows: the method and the device realize the acquisition and setting of the video signal of the target object and eliminate the influence of the brightness of the observation environment light.
The invention designs that the input interface part of the first OLED display screen is connected with the micro-light CCD element, and the first OLED display screen is distributed corresponding to the first transfer lens component.
The invention designs that the input interface part of the second OLED display screen is connected with the micro-light CCD element, and the second OLED display screen is distributed corresponding to the second image transfer lens component.
The technical effects of the two technical schemes are as follows: the image acquisition setting of the target object is realized, and the visual angle fatigue of an observer is eliminated.
The invention designs that the first transfer lens component is arranged as an integrated body with two groups of three lenses, the front port part of the first transfer lens component is arranged to be distributed corresponding to the first OLED display screen, and the rear port part of the first transfer lens component is arranged to be distributed corresponding to the first eyepiece component.
The invention designs that the second image transfer lens component is an integrated body with two groups of three lenses, the front port part of the second image transfer lens component is distributed corresponding to the second OLED display screen, and the rear port part of the second image transfer lens component is distributed corresponding to the second eyepiece component.
The technical effects of the two technical schemes are as follows: the method realizes the re-gathering treatment of the image light beam and improves the definition of the image.
The invention designs that the first eyepiece assembly is arranged to comprise a left reflecting right angle prism, a left turning lens assembly, a left reflecting mirror and a left eyepiece assembly, wherein one right angle part of the left reflecting right angle prism is arranged to be distributed corresponding to the first turning lens assembly, the other right angle part of the left reflecting right angle prism is arranged to be distributed corresponding to the front end port part of the left turning lens assembly, a left reflecting mirror is arranged between the rear end port part of the left turning lens assembly and the front end port part of the left eyepiece assembly, the left turning lens assembly is arranged to be an integrated body with two groups of five lenses, and the left eyepiece assembly is arranged to be an integrated body with two groups of two lenses.
The invention designs that the second eyepiece assembly is arranged to comprise a right reflection right angle prism, a right image turning lens assembly, a right reflecting mirror and a right eyepiece assembly, wherein one right angle part of the right reflection right angle prism is arranged to be distributed corresponding to the second image turning lens assembly, the other right angle part of the right reflection right angle prism is arranged to be distributed corresponding to the front end port part of the right image turning lens assembly, a right reflecting mirror is arranged between the rear end port part of the right image turning lens assembly and the front end port part of the right eyepiece assembly, the right image turning lens assembly is arranged to be an integrated body with two groups of five lenses, and the right eyepiece assembly is arranged to be an integrated body with two groups of two lenses.
The technical effects of the two technical schemes are as follows: the binocular eyepiece alignment observation of the image of the target object is realized, and the observation effect is improved.
The invention designs that the objective lens component, the first ocular component and the second ocular component are distributed according to the way of implanting the image, the first OLED display screen and the second OLED display screen are distributed according to the way of implanting the middle light path,
The invention designs that F' article (B) =24.5 of the objective lens assembly, 2ω of the objective lens assembly is larger than or equal to 40 degrees, f# =1.2 of the objective lens assembly, the adjusting sight distance of the objective lens assembly is set to 250 mm-infinity, the visual magnification of the objective lens assembly is set to 1×, the field of view of the objective lens assembly is set to 40 degrees, the focal length of the objective lens assembly is set to 24.5 mm, the exit pupil diameter of the objective lens assembly is set to phi 10mm, the exit pupil distance of the objective lens assembly is set to 15mm, the diagonal lengths of the micro-light CCD elements are set to 18mm respectively, the diagonal lengths of the first OLED display screen and the second OLED display screen are set to 15mm respectively, the focal lengths of the constituent optical components of the first relay lens assembly and the first eyepiece assembly and the focal lengths of the constituent optical components of the second relay lens assembly and the second eyepiece assembly are set to 20mm respectively, the exit pupil diameter of the constituent optical members of the first relay lens assembly and the first eyepiece assembly and the exit pupil diameter of the constituent optical members of the second relay lens assembly and the second eyepiece assembly are set to be phi 10mm, respectively, the exit pupil distance of the constituent optical members of the first relay lens assembly and the first eyepiece assembly and the exit pupil distance of the constituent optical members of the second relay lens assembly and the second eyepiece assembly are set to be 16 mm, respectively, the diagonal field of view of the constituent optical members of the first relay lens assembly and the first eyepiece assembly and the diagonal field of view of the constituent optical members of the second relay lens assembly and the second eyepiece assembly are set to be 15mm, respectively, and the adjustment visibility of the constituent optical members of the first relay lens assembly and the first eyepiece assembly and the adjustment visibility of the constituent optical members of the second relay lens assembly and the second eyepiece assembly are set to be-5 SD to +3sd, respectively.
The invention designs that Γ=1×ofthe optical device body; 2 ω=50°, the viewing distance adjustment range of the optical device body is set to 250- +_, the viewing distance adjustment range of the optical device body is set to +3d— -5D, the axial dimension of the entire optical system of the optical device body is not more than 58mm, the center interpupillary distance of the optical device body is set to 64 mm, the interpupillary distance adaptation range of the optical device body is set to 56-72, and the optical device body recognition distance is set to not less than 100m for objects having heights 1600 and 1800mm under low illuminance of 3× -3 lx and low contrast condition of 35% -40%.
The technical effects of the two technical schemes are as follows: the technical parameter setting of the optical device body is satisfied.
The invention designs that the left light reflecting right angle prism and the right light reflecting right angle prism are arranged as a cementing body.
The invention designs that the objective lens component is an optical component which is arranged in sequence and then is arranged in a cylinder shell, the first image conversion lens component and the second image conversion lens component are respectively arranged in sequence and then are arranged in the cylinder shell, the left image conversion lens component and the right image conversion lens component are respectively arranged in sequence and then are arranged in the cylinder shell, the left eyepiece component and the right eyepiece component are respectively arranged in sequence and then are arranged in the cylinder shell, and the left eyepiece component and the right eyepiece component are respectively arranged in sequence and then are arranged in the cylinder shell.
The technical effects of the two technical schemes are as follows: the light weight treatment of the optical device body is realized, and the volume of the optical device body is reduced.
The invention designs a method for using an optical device arranged on a wearable helmet, which comprises the following steps: the objective lens assembly and the image display device realize the image display setting of the target object, and the eyepiece lens assembly device realizes the fixed-viewing-distance observation of the image of the target object.
The technical effects of the above technical scheme are as follows: by observing the image of the target object, the influence of observing environmental factors is eliminated, and the visual fatigue of an observer is reduced.
The invention designs the method which comprises the following steps: the optical signal generated by the object observed by the objective lens component acts on the micro-light CCD component, the corresponding electric signal is generated by the micro-light CCD component and is processed to obtain a video signal, the video signal of the object is imaged on the first OLED display screen and the second OLED display screen, the image beam of the first OLED display screen is transmitted to the left reflection right angle prism through the first reflection lens component, the image beam of the first OLED display screen is refracted by the left reflection right angle prism and is transmitted to the left reflection lens component, the image beam of the first OLED display screen transmitted by the left reflection lens component is reflected by the left reflection mirror and is transmitted to the left eyepiece component, the image beam of the second OLED display screen is transmitted to the right reflection right angle prism through the second reflection right angle prism, the image beam of the second OLED display screen transmitted by the right reflection right mirror is reflected by the right reflection right eyepiece component and is transmitted to the right eyepiece component, the first OLED display screen is observed by the right eyepiece component, and the second OLED display screen is observed by the right eyepiece component.
In the technical scheme, the optical device body and the image display device for performing fixed-line-of-sight observation on the image of the target object are important technical characteristics, have novelty, creativity and practicability in the technical field of the optical device and the using method of the wearable helmet, and the terms in the technical scheme can be explained and understood by the patent literature in the technical field.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Figure 1 is a schematic view of the optical path of the present invention,
Figure 2 is a schematic view of the structure of the objective lens assembly 1,
Figure 3 is a schematic view of the optical paths of the first eyepiece assembly 5 and the second eyepiece assembly 8,
The optical system comprises an objective lens assembly-1, a low-light CCD element-2, a first OLED display screen-3, a first image turning lens assembly-4, a first eyepiece assembly-5, a second OLED display screen-6, a second image turning lens assembly-7, a second eyepiece assembly-8, a left light reflecting rectangular prism-51, a left image turning lens assembly-52, a left reflecting mirror-53, a left eyepiece assembly-54, a right light reflecting rectangular prism-81, a right image turning lens assembly-82, a right reflecting mirror-83 and a right eyepiece assembly-84.
Detailed Description
Terms such as "having," "including," and "comprising," as used herein, are to be construed as not being accompanied by the presence or addition of one or more other elements or combinations thereof, in accordance with the censoring guidelines.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the various embodiments of the invention described below may be combined with one another as long as they do not interfere with one another, and, unless otherwise specified, the equipment and materials used in the examples below are commercially available, as the process conditions are not explicitly described, with reference to the commercially available product specifications or in accordance with methods conventional in the art.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Fig. 1 is a schematic diagram of an optical device mounted on a wearable helmet, and the first embodiment of the present invention is specifically described with reference to the accompanying drawing, and includes an objective lens assembly 1, a micro-light CCD element 2, a first OLED display screen 3, a first relay lens assembly 4, a first eyepiece lens assembly 5, a second OLED display screen 6, a second relay lens assembly 7, and a second eyepiece lens assembly 8, where the first OLED display screen 3 and the second OLED display screen 6 are respectively disposed on the micro-light CCD element 2, the objective lens assembly 1 is disposed corresponding to the micro-light CCD element 2, and a first relay lens assembly 4 is disposed between the first OLED display screen 3 and the first eyepiece lens assembly 5, and a second relay lens assembly 7 is disposed between the second OLED display screen 6 and the second eyepiece lens assembly 8.
In the present embodiment, the objective lens assembly 1 is provided as an integrated body having five groups of seven lenses and the imaging section of the objective lens assembly 1 is provided on the micro-light CCD element 2.
Through objective lens assembly 1, formed the support tie point to shimmer CCD component 2, realized being connected with shimmer CCD component 2 by objective lens assembly 1, its technical aim is: means for picking up the target signal.
In this embodiment, the micro-light CCD element 2 is configured as a charge coupled device and input interface portions of the micro-light CCD element 2 are configured to be distributed corresponding to the objective lens assembly 1, and output interface portions of the micro-light CCD element 2 are configured to be connected to the first OLED display screen 3 and the second OLED display screen 6, respectively.
Through shimmer CCD component 2, formed the support tie point to objective subassembly 1, first OLED display screen 3 and second OLED display screen 6, by shimmer CCD component 2, realized being connected with objective subassembly 1, realized being connected with first OLED display screen 3, realized being connected with second OLED display screen 6, its technical aim is: for inputting imaging signals as a means for the first OLED display 3 and the second OLED display 6.
In the present embodiment, the input interface portion of the first OLED display screen 3 is provided to be connected with the micro-light CCD element 2 and the first OLED display screen 3 is provided to be distributed corresponding to the first transfer lens assembly 4.
Through first OLED display screen 3, formed the support tie point to shimmer CCD component 2 and first transfer lens subassembly 4, by first OLED display screen 3, realized being connected with shimmer CCD component 2, realized being connected with first transfer lens subassembly 4, its technical aim is: for use as one of the means for displaying the image of the object.
In the present embodiment, the first transfer lens assembly 4 is provided as an integrated body having two sets of three lenses and the front port portions of the first transfer lens assembly 4 are provided to be distributed corresponding to the first OLED display screen 3 and the rear port portions of the first transfer lens assembly 4 are provided to be distributed corresponding to the first eyepiece assembly 5.
Through first transfer lens subassembly 4, formed the support tie point to first OLED display screen 3 and first eyepiece subassembly 5, by first transfer lens subassembly 4, realized being connected with first OLED display screen 3, realized being connected with first eyepiece subassembly 5, its technical aim is: an optical path intermediate member for viewing the first OLED display screen 3 as the first eyepiece assembly 5.
In the present embodiment, the first eyepiece assembly 5 is provided to include the left reflecting right angle prism 51, the left turning lens assembly 52, the left reflecting mirror 53, and the left eyepiece assembly 54 and one of right angle portions of the left reflecting right angle prism 51 is provided to be distributed corresponding to the first turning lens assembly 4, the other of right angle portions of the left reflecting right angle prism 51 is provided to be distributed corresponding to the front end port portion of the left turning lens assembly 52 and the left reflecting mirror 53 is provided between the rear end port portion of the left turning lens assembly 52 and the front end port portion of the left eyepiece assembly 54, the left turning lens assembly 52 is provided as an integrated body having two sets of five lenses and the left eyepiece assembly 54 is provided as an integrated body having two sets of two lenses.
Through first eyepiece subassembly 5, formed the support tie point to first rotation lens subassembly 4, realized being connected with first rotation lens subassembly 4 by left reflection of light right angle prism 51, by left rotation of image lens subassembly 52, left reflector 53 and left eyepiece subassembly 54, realized carrying out change processing with the direction of watching the light path, its technical aim is: for viewing as a means for viewing the first OLED display 3.
In the present embodiment, the input interface portion of the second OLED display screen 6 is provided to be connected with the micro-light CCD element 2 and the second OLED display screen 6 is provided to be distributed corresponding to the second relay lens assembly 7.
Through second OLED display screen 6, formed the support tie point to shimmer CCD component 2 and second turn around lens assembly 7, by second OLED display screen 6, realized being connected with shimmer CCD component 2, realized being connected with second turn around lens assembly 7, its technical aim is: and a second component for displaying the image of the object.
In the present embodiment, the second image transfer lens assembly 7 is provided as an integrated body having two sets of three lenses and the front port portions of the second image transfer lens assembly 7 are provided to be distributed corresponding to the second OLED display screen 6 and the rear port portions of the second image transfer lens assembly 7 are provided to be distributed corresponding to the second eyepiece assembly 8.
Through second transfer lens subassembly 7, formed the support tie point to second OLED display screen 6 and second eyepiece subassembly 8, by second transfer lens subassembly 7, realized the connection with second OLED display screen 6, realized the connection with second eyepiece subassembly 8, its technical aim at: an optical path intermediate member for viewing the second OLED display screen 6 as the second eyepiece assembly 8.
In the present embodiment, the second eyepiece assembly 8 is configured to include a right reflecting right angle prism 81, a right relay lens assembly 82, a right reflecting mirror 83, and a right eyepiece assembly 84, and one right angle portion of the right reflecting right angle prism 81 is configured to be distributed corresponding to the second relay lens assembly 7, and the other right angle portion of the right reflecting right angle prism 81 is configured to be distributed corresponding to the front end port portion of the right relay lens assembly 82, and a right reflecting mirror 83 is provided between the rear end port portion of the right relay lens assembly 82 and the front end port portion of the right eyepiece assembly 84, the right relay lens assembly 82 being configured as an integrated body having two sets of five lenses, and the right eyepiece assembly 84 being configured as an integrated body having two sets of two lenses.
Through second eyepiece subassembly 8, formed the support tie point to second turn round lens subassembly 7, realized being connected with second turn round lens subassembly 7 by right reflection of light right angle prism 81, by right turn round lens subassembly 82, right reflector 83 and right eyepiece subassembly 84, realized carrying out change processing with the direction of watching the light path, its technical aim is: for viewing as a means for viewing the second OLED display screen 6.
In the present embodiment, the left reflecting right angle prism 51 and the right reflecting right angle prism 81 are provided as a glue body.
The technical purpose is that: the miniaturization of the component parts is realized.
In the present embodiment, F' article (B) =24.5 of the objective lens assembly 1,2ω of the objective lens assembly 1 is equal to or larger than 40 °, f# =1.2 of the objective lens assembly 1, the adjustment viewing distance of the objective lens assembly 1 is set to 250mm- ≡, the magnification of the objective lens assembly 1 is set to 1×, the field of view of the objective lens assembly 1 is set to 40 °, the focal length of the objective lens assembly 1 is set to 24.5 mm, the exit pupil diameter of the objective lens assembly 1 is set to Φ10mm, the exit pupil distance of the objective lens assembly 1 is set to 15mm, the diagonal length of the micro-light CCD element 2 is set to 18mm, the diagonal length of the first OLED display 3 and the diagonal length of the second OLED display 6 are set to 15mm, the focal lengths of the constituent optical components of the first relay lens assembly 4 and the first eyepiece assembly 5 and the focal lengths of the constituent optical components of the second relay lens assembly 7 and the second eyepiece assembly 8 are set to 20mm, the exit pupil diameters of the constituent optical components of the first relay lens assembly 4 and the first eyepiece lens assembly 5 and the exit pupil diameters of the constituent optical components of the second relay lens assembly 7 and the second eyepiece lens assembly 8 are set to phi 10mm, respectively, the exit pupil distances of the constituent optical components of the first relay lens assembly 4 and the first eyepiece lens assembly 5 and the exit pupil distances of the constituent optical components of the second relay lens assembly 7 and the second eyepiece lens assembly 8 are set to 16 mm, respectively, the diagonal field of view of the constituent optical components of the first relay lens assembly 4 and the first eyepiece lens assembly 5 and the diagonal field of view of the constituent optical components of the second relay lens assembly 7 and the second eyepiece lens assembly 8 are set to 15mm, respectively, the adjustment visibility of the constituent optical components of the first relay lens assembly 4 and the first eyepiece lens assembly 5 and the adjustment visibility of the constituent optical components of the second relay lens assembly 7 and the second eyepiece lens assembly 8 are set to-5 SD to +3sd, respectively.
In the present embodiment, Γ=1× of the optical device body; 2 ω=50°, the viewing distance adjustment range of the optical device body is set to 250- +_, the viewing distance adjustment range of the optical device body is set to +3d— -5D, the axial dimension of the entire optical system of the optical device body is not more than 58mm, the center interpupillary distance of the optical device body is set to 64 mm, the interpupillary distance adaptation range of the optical device body is set to 56-72, and the optical device body recognition distance is set to not less than 100m for objects having heights 1600 and 1800mm under low illuminance of 3× -3 lx and low contrast condition of 35% -40%.
The technical purpose is that: the technical indexes superior to those of single-object binocular optical systems and double-object binocular optical systems are realized.
In the present embodiment, the objective lens assembly 1, the first eyepiece assembly 5 and the second eyepiece assembly 8 and the low-light CCD element 2, the first OLED display screen 3 and the second OLED display screen 6 are arranged to be distributed in a manner of implanting an image and the objective lens assembly 1, the first eyepiece assembly 5, the second eyepiece assembly 8, the low-light CCD element 2, the first OLED display screen 3 and the second OLED display screen 6 and the first relay lens assembly 4 and the second relay lens assembly 7 are arranged to be distributed in a manner of implanting an intermediate optical path,
The invention will be further described with reference to the following examples, which are intended to illustrate the invention and not to limit it further.
A method of using an optical device mounted on a wearable helmet, comprising the steps of: the optical signal generated by the object observed by the objective lens assembly 1 acts on the micro-light CCD element 2, the corresponding electric signal is generated by the micro-light CCD element 2 and is processed to obtain a video signal, the video signal of the object is imaged on the first OLED display screen 3 and the second OLED display screen 6, the image beam of the first OLED display screen 3 is transmitted to the left reflection right angle prism 51 through the first transfer lens assembly 4, the image beam of the first OLED display screen 3 is refracted by the left reflection right angle prism 51 and is transmitted to the left transfer lens assembly 52, the image beam of the first OLED display screen 3 transmitted by the left reflection mirror 53 is reflected by the left reflection mirror assembly 52 and is transmitted to the left eyepiece assembly 54, the image beam of the second OLED display screen 6 is transmitted to the right reflection right angle prism 81 through the second transfer lens assembly 7, the image beam of the second OLED display screen 6 is refracted by the right reflection right angle prism 81 and is transmitted to the right reflection right mirror assembly 82, the image beam of the second OLED display screen 6 transmitted to the right eyepiece assembly 84 through the right reflection mirror 83, and the left eyepiece assembly 84 is transmitted to the first OLED display screen 6 through the right eyepiece assembly 84, and the first OLED display screen 6 is observed through the right eyepiece assembly.
An optical device mounted on a wearable helmet is provided, wherein an objective lens assembly 1 is arranged to be a concave lens, a convex lens, a concave lens and a convex lens in sequence, and then is mounted on a barrel housing, a first image turning lens assembly 4 and a second image turning lens assembly 7 are respectively arranged to be a concave lens, a concave lens and a convex lens in sequence, and then is mounted on a barrel housing, a left image turning lens assembly 52 and a right image turning lens assembly 82 are respectively arranged to be a concave lens, a convex lens and a convex lens in sequence, and then is mounted on a barrel housing, and a left eyepiece assembly 54 and a right eyepiece assembly 84 are respectively arranged to be a concave lens and a convex lens in sequence, and then is mounted on a barrel housing.
The technical purpose is that: the beam transmission line is optimized.
In a second embodiment of the present invention, the optical device body and the image display device are coupled to each other in such a manner that the fixed-line-of-sight observation is performed on the image of the target object.
In the present embodiment, the image display device is coupled to the optical device body in such a manner that the image display is set in the optical path system.
In this embodiment, the eyepiece assembly apparatus is configured to include a first eyepiece assembly 5 and a second eyepiece assembly 8.
In the present embodiment, the image display device is configured to include the micro-light CCD element 2, the first OLED display screen 3, and the second OLED display screen 6.
In the present embodiment, a first accessory device is further included and is provided between the eyepiece lens assembly apparatus and the image display apparatus, the first accessory device being configured to include the first relay lens assembly 4 and the second relay lens assembly 7.
The second embodiment of the present invention is based on the first embodiment,
A second embodiment of the invention comprises the steps of: the objective lens assembly 1 and the image display device realize the image display setting of the target object, and the eyepiece lens assembly device realizes the fixed-viewing-distance observation of the image of the target object.
The second embodiment of the present invention is based on the first embodiment.
The invention has the following characteristics:
1. Due to the design of the optical device body and the image display device, the image display setting of the target object is realized through the objective lens assembly 1 and the image display device, and the fixed-line-of-sight observation of the image of the target object is realized through the eyepiece assembly device, so that the observation effect on the operation environment is improved.
2. Due to the design of the first eyepiece assembly 5 and the second eyepiece assembly 8, a binocular viewing arrangement is achieved.
3. Due to the design of the micro-light CCD element 2, the first OLED display screen 3 and the second OLED display screen 6, double-image display setting is realized.
4. The first image transfer lens assembly 4 and the second image transfer lens assembly 7 are designed, so that the front-end light path processing setting of the image light beam is realized.
5. Because the structure shape is designed to limit the numerical range, the numerical range is the technical characteristic in the technical scheme of the invention, and the technical characteristic of the numerical range is not calculated through a formula or obtained through limited tests, and the tests show that the technical characteristic of the numerical range has good technical effect.
6. Because the technical characteristics of the invention are designed, the experiment shows that the performance indexes of the invention are at least 1.7 times of the existing performance indexes under the independent and mutually aggregated functions of the technical characteristics, and the invention has good market value through evaluation.
Other technical features of the optical device body and the image display device coupled to the fixed-line-of-sight observation of the image of the target object are one of the embodiments of the present invention, and the technical features of the above-described embodiments may be arbitrarily combined, and in order to satisfy the requirements of patent laws, patent implementation details, and examination guidelines, all possible combinations of the technical features of the above-described embodiments will not be described.
The above embodiments are merely one implementation form of the optical device and the usage method for the wearable helmet according to the present invention, and it is within the scope of protection of the present invention to add or reduce components or steps in the optical device and the usage method according to other variants of the solution according to the present invention, or to use the present invention in other technical fields close to the present invention.
Claims (19)
1. A method of using an optical device mounted on a wearable helmet, comprising: the method comprises the following steps: the objective lens assembly (1) and the image display device realize the image display setting of the target object, the eyepiece lens assembly device realizes the fixed-vision-distance observation of the image of the target object,
The optical signal generated by the object observed by the objective lens component (1) acts on the micro light CCD element (2), the corresponding electric signal is generated by the micro light CCD element (2) and processed to obtain a video signal, the video signal of the object is imaged on the first OLED display screen (3) and the second OLED display screen (6), the image beam of the first OLED display screen (3) is transmitted to the left reflecting right angle prism (51) through the first image-transferring lens component (4), the image beam of the first OLED display screen (3) is refracted by the left reflecting right angle prism (51) and transmitted to the left image-transferring lens component (52), the image beam of the first OLED display screen (3) transmitted by the left turning lens assembly (52) is reflected by the left reflecting mirror (53) and then transmitted to the left eyepiece assembly (54), the image beam of the second OLED display screen (6) is transmitted to the right reflecting right angle prism (81) through the second turning lens assembly (7), the image beam of the second OLED display screen (6) is refracted by the right reflecting right angle prism (81) and transmitted to the right turning lens assembly (82), the image beam of the second OLED display screen (6) transmitted by the right turning lens assembly (82) is reflected by the right reflecting mirror (83) and then transmitted to the right eyepiece assembly (84), the first OLED display screen (3) is observed through the left eyepiece assembly (54), the second OLED display screen (6) is viewed through a right eyepiece assembly (84).
2. An optical device for applying the method of using an optical device mounted on a wearable helmet according to claim 1, characterized in that: comprises an optical device body having an objective lens assembly (1) and an eyepiece lens assembly device, and an image display device disposed between the objective lens assembly (1) and the eyepiece lens assembly device.
3. An optical device according to claim 2, characterized in that: the optical device body and the image display device are coupled to each other in such a manner that a fixed-viewing-distance observation is performed on an image of a target object.
4. An optical device according to claim 3, characterized in that: the method is characterized in that: the image display device is coupled to the optical device body in such a manner that an image display is provided in the optical path system.
5. An optical device according to claim 2, characterized in that: the eyepiece assembly apparatus is configured to include a first eyepiece assembly (5) and a second eyepiece assembly (8),
Or the image display device is arranged to contain a micro light CCD element (2), a first OLED display screen (3) and a second OLED display screen (6),
Or, a first accessory device is further included and is disposed between the eyepiece assembly apparatus and the image display apparatus, the first accessory device being configured to include a first relay lens assembly (4) and a second relay lens assembly (7).
6. The optical device of claim 5, wherein: the micro-light CCD (charge coupled device) comprises a micro-light CCD (charge coupled device) element (2), a first OLED display screen (3) and a second OLED display screen (6) are respectively arranged on the micro-light CCD element (2), objective lens components (1) are distributed corresponding to the micro-light CCD element (2), a first image transfer lens component (4) is arranged between the first OLED display screen (3) and a first eyepiece component (5), and a second image transfer lens component (7) is arranged between the second OLED display screen (6) and a second eyepiece component (8).
7. The optical device of claim 6, wherein: the objective lens assembly (1) is provided as an integrated body with five groups of seven lenses and the imaging part of the objective lens assembly (1) is provided on the microlight CCD element (2).
8. The optical device of claim 6, wherein: the low-light CCD element (2) is arranged as a charge coupled device, input interface parts of the low-light CCD element (2) are distributed corresponding to the objective lens component (1), and output interface parts of the low-light CCD element (2) are respectively connected with the first OLED display screen (3) and the second OLED display screen (6).
9. The optical device of claim 6, wherein: the input interface part of the first OLED display screen (3) is connected with the micro-light CCD element (2), and the first OLED display screen (3) is distributed corresponding to the first transfer lens component (4).
10. The optical device of claim 6, wherein: the first transfer lens component (4) is arranged as an integrated body with two groups of three lenses, the front port parts of the first transfer lens component (4) are arranged to be distributed corresponding to the first OLED display screen (3), and the rear port parts of the first transfer lens component (4) are arranged to be distributed corresponding to the first eyepiece component (5).
11. The optical device of claim 6, wherein: the first eyepiece assembly (5) is configured to include a left reflecting right angle prism (51), a left turning image lens assembly (52), a left reflecting mirror (53) and a left eyepiece assembly (54), and one right angle portion of the left reflecting right angle prism (51) is configured to be distributed corresponding to the first turning image lens assembly (4), the other right angle portion of the left reflecting right angle prism (51) is configured to be distributed corresponding to a front end port portion of the left turning image lens assembly (52) and a left reflecting mirror (53) is disposed between a rear end port portion of the left turning image lens assembly (52) and a front end port portion of the left eyepiece assembly (54), the left turning image lens assembly (52) is configured to be an integrated body having two sets of five lenses and the left eyepiece assembly (54) is configured to be an integrated body having two sets of two lenses.
12. The optical device of claim 6, wherein: the input interface part of the second OLED display screen (6) is connected with the micro-light CCD element (2), and the second OLED display screen (6) is distributed corresponding to the second image transfer lens component (7).
13. The optical device of claim 6, wherein: the second image transfer lens assembly (7) is an integrated body with two groups of three lenses, the front port parts of the second image transfer lens assembly (7) are distributed corresponding to the second OLED display screen (6), and the rear port parts of the second image transfer lens assembly (7) are distributed corresponding to the second eyepiece assembly (8).
14. The optical device of claim 6, wherein: the second eyepiece assembly (8) is arranged to comprise a right reflection right angle prism (81), a right image turning lens assembly (82), a right reflecting mirror (83) and a right eyepiece assembly (84), wherein one right angle part of the right reflection right angle prism (81) is arranged to be distributed corresponding to the second image turning lens assembly (7), the other right angle part of the right reflection right angle prism (81) is arranged to be distributed corresponding to the front end port part of the right image turning lens assembly (82), a right reflecting mirror (83) is arranged between the rear end port part of the right image turning lens assembly (82) and the front end port part of the right eyepiece assembly (84), the right image turning lens assembly (82) is arranged to be an integrated body with two groups of five lenses, and the right eyepiece assembly (84) is arranged to be an integrated body with two groups of two lenses.
15. The optical device according to any one of claims 2 to 14, characterized in that: the objective lens assembly (1), the first eyepiece lens assembly (5) and the second eyepiece lens assembly (8) are distributed in a manner of implanting an image with the low-light-level CCD element (2), the first OLED display screen (3) and the second OLED display screen (6), and the objective lens assembly (1), the first eyepiece lens assembly (5), the second eyepiece lens assembly (8), the low-light-level CCD element (2), the first OLED display screen (3) and the second OLED display screen (6) are distributed in a manner of implanting an intermediate light path with the first image-transfer lens assembly (4) and the second image-transfer lens assembly (7).
16. The optical device of claim 15, wherein: the left reflecting right angle prism (51) and the right reflecting right angle prism (81) are arranged as a cementing body.
17. The optical device of claim 15, wherein: f' article (B) =24.5 of the objective lens assembly (1), 2ω of the objective lens assembly (1) being equal to or greater than 40 °, f# =1.2 of the objective lens assembly (1), the adjustment viewing distance of the objective lens assembly (1) being set to 250mm- ≡, the magnification of the objective lens assembly (1) being set to 1×, the field of view of the objective lens assembly (1) being set to 40 °, the focal length of the objective lens assembly (1) being set to 24.5 mm, the exit pupil diameter of the objective lens assembly (1) being set to phi 10mm, the exit pupil distance of the objective lens assembly (1) being set to 15mm, the diagonal lengths of the micro-light CCD elements (2) being set to 18mm, the diagonal lengths of the first OLED display screen (3) and the second OLED display screen (6) being set to 15mm, respectively, the focal length of the constituent optical components of the first relay lens assembly (4) and the first eyepiece assembly (5) and the focal length of the constituent optical components of the second relay lens assembly (7) and the second eyepiece assembly (8) are set to 20mm, respectively, the exit pupil diameter of the constituent optical components of the first relay lens assembly (4) and the first eyepiece assembly (5) and the exit pupil diameter of the constituent optical components of the second relay lens assembly (7) and the second eyepiece assembly (8) are set to phi 10mm, respectively, the exit pupil distance of the constituent optical components of the first relay lens assembly (4) and the first eyepiece assembly (5) and the exit pupil distance of the constituent optical components of the second relay lens assembly (7) and the second eyepiece assembly (8) are set to 16 mm, respectively, the diagonal field of view of the constituent optical components of the first relay lens assembly (4) and the first eyepiece lens assembly (5) and the diagonal field of view of the constituent optical components of the second relay lens assembly (7) and the second eyepiece lens assembly (8) are set to 15mm, respectively, and the adjustment visibility of the constituent optical components of the first relay lens assembly (4) and the first eyepiece lens assembly (5) and the adjustment visibility of the constituent optical components of the second relay lens assembly (7) and the second eyepiece lens assembly (8) are set to-5 SD to +3SD, respectively.
18. The optical device of claim 15, wherein: Γ=1× of the optical device body; 2 ω=50°, the viewing distance adjustment range of the optical device body is set to 250- +_, the viewing distance adjustment range of the optical device body is set to +3d— -5D, the axial dimension of the entire optical system of the optical device body is not more than 58mm, the center interpupillary distance of the optical device body is set to 64 mm, the interpupillary distance adaptation range of the optical device body is set to 56-72, and the optical device body recognition distance is set to not less than 100m for objects having heights 1600 and 1800mm under low illuminance of 3× -3 lx and low contrast condition of 35% -40%.
19. The optical device of claim 15, wherein: the objective lens assembly (1) is arranged to be a concave lens, a convex lens, a concave lens and a convex lens in sequence and then is arranged on an optical component of a cylinder shell, the first image turning lens assembly (4) and the second image turning lens assembly (7) are respectively arranged to be a concave lens, a concave lens and a convex lens in sequence and then are arranged on an optical component of a cylinder shell, the left image turning lens assembly (52) and the right image turning lens assembly (82) are respectively arranged to be a concave lens, a convex lens and a convex lens in sequence and then are arranged on an optical component of a cylinder shell, and the left eyepiece assembly (54) and the right eyepiece assembly (84) are respectively arranged to be a concave lens and a convex lens in sequence and then are arranged on an optical component of a cylinder shell.
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| US6972735B2 (en) * | 2002-03-20 | 2005-12-06 | Raymond T. Hebert | Head-mounted viewing system for single electronic displays using biocular lens with binocular folding mirrors |
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| CN102495464A (en) * | 2011-12-27 | 2012-06-13 | 河南中光学集团有限公司 | Digital low-light sighting telescope optical system |
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| CN104142575A (en) * | 2014-08-13 | 2014-11-12 | 中航华东光电（上海）有限公司 | Airborne goggle type head mounted display optical system |
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