CN101433456B - Intelligent type digital type synoptophore - Google Patents
Intelligent type digital type synoptophore Download PDFInfo
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- CN101433456B CN101433456B CN2008102181608A CN200810218160A CN101433456B CN 101433456 B CN101433456 B CN 101433456B CN 2008102181608 A CN2008102181608 A CN 2008102181608A CN 200810218160 A CN200810218160 A CN 200810218160A CN 101433456 B CN101433456 B CN 101433456B
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Abstract
The invention provides an intelligent type digital synoptophore, which comprises a base, a left rotation bracket, a right rotation bracket, a left optical lens tube and a right optical lens tube, wherein the left and right rotation brackets and the left and right optical lens tubes are driven to rotate on the horizontal and vertical planes by a plurality of stepping motors respectively, and the inner parts of the left and right optical lens tubes are provided with a built-in first video camera and second video camera, a first reflector and a second reflector, a first part reflective semitransparent film, a second part reflective semitransparent film and a first LCD, a second LCD and a first infrared auxiliary light source and a second infrared auxiliary light source; and the first video camera, the second video camera, the first LCD, the second LCD and the stepping motors are connected with a computer by a display driving control unit, an image acquisition and transfer unit and a motor driving control unit. The synoptophore is controlled by the computer to make the detection, so that the diagnostic procedure and results are not affected by subjective factors, and the detection efficiency and precision are greatly improved.
Description
[technical field]
The present invention relates to check the ophthalmic synoptophore of visual organ binocular vision function, particularly relate to a kind of fully by computer-controlled intelligent type digital type synoptophore.
[background technology]
Stereopsis vision is human five-star visual performance.Binocular vision function is meant and binocular coordination, accurately, accurately work simultaneously the external object optical imagery is conveyed to brain through pathways for vision, forms the process that the complete impression of three dimensions depth perception is arranged in the analysis processing back of visual centre.Stereopsis vision can cause the patient can not obtain notions such as external object shape, orientation, distance exactly unusually, can not correctly judge and adapt to the position relation between self and objective environment.
Stereopsis vision abnormity disease is a commonly encountered diseases clinically, the sickness rate height.Typical disease comprises stravismus, amblyopia, asthenopia or the like.Comprise cornea optical reflection method, visual field arc, prism, synoptophore, Worth four-point method and He Shi screen etc. at the unusual inspection means commonly used of stereopsis vision clinically at present.Wherein synoptophore be function the most comprehensive also be the most frequently used stereopsis vision abnormity disease examination means, can be used for checking three grades of binocular vision function of examinee comprehensively.Yet traditional synoptophore also rests on manual mode, and the accuracy of its diagnosis depends on doctor's clinical manipulation experience.Simultaneously, manual checking process is uninteresting and loaded down with trivial details, checks length consuming time, and patient is difficult for tolerance, and doctor's labor intensity is very big.Even specialist, also regular meeting is affected the objectivity of check result and accuracy because of the factors such as subjective desire different or at that time of examiner's maneuver.
In order to simplify the operation of synoptophore, the someone has proposed to adopt angular displacement sensor to read and write down automatically the scheme (referring to the CN1593329A Chinese patent application) of the various rotational angles of synoptophore.The deficiency of this scheme is: except need not manually reading and write down the various rotational angles, other are mainly operated still needs the doctor to finish by hand, comprise the design of checking flow process, various rotating mechanisms adjusting, induce the replacing of picture etc., the observation of examinee's eye position simultaneously also must be finished by eyes by the doctor, so the accuracy of check result still depends on doctor's clinical manipulation experience.
In order to improve the objective and accurate property that stereopsis vision abnormity disease association is checked, the method that the someone proposes to adopt shooting to analyze is checked slant visibility (referring to CN10114767A, CN1836625A Chinese patent application).The common feature of these schemes is to adopt single fixed-site video camera to take examinee's eye image in checking process, through Computer Image Processing, calculates the rotational angle of eyeball according to the in-plane displancement of iris or pupil.Because camera position is fixed, do not become simple linear relationship between the in-plane displancement of iris or pupil and the rotational angle of eyeball, and there is big individual variation in those who are investigated's cornea size, eyeball size, axial length, therefore causes the degree of accuracy of its detection relatively poor and measurement error is bigger.Simultaneously the such scheme function singleness is only attempted to look side ways the detection of the number of degrees, and is not had other functions of synoptophore, as look simultaneously, the detection of fusion and stereopsis function.
[summary of the invention]
The present invention is intended to address the above problem, and provide a kind of can be by the computer controlled automatic checking process, automatically change the induced map picture, from motion tracking with inspect the eyeball direction of gaze, the automatic diagnosis type of strabismus and the stravismus number of degrees, automatic check range of fusion and stereopsis function etc., thereby make diagnostic procedure and result get rid of the influence of subjective factors, the intelligent type digital type synoptophore that detection efficiency and degree of accuracy are high.
For achieving the above object, the invention provides a kind of intelligent type digital type synoptophore, it comprises pedestal, be contained in the anticlockwise support on the pedestal, right rotation support and be contained in left optical tubes on two runing rests respectively rotationally, right optical tubes, it is characterized in that, described anticlockwise support, right rotation support and left optical tubes, right optical tubes is rotated in level and perpendicular by a plurality of step motor drive respectively, at left optical tubes, be respectively equipped with the first built-in video camera in the right optical tubes, second video camera, first reflecting mirror, second reflecting mirror, first part reflective semitransparent film, second part reflective semitransparent film and first LCDs, second LCDs, at described first video camera, the side of second video camera respectively is provided with one first infrared secondary light source, the second infrared secondary light source, described first video camera, second video camera, first LCDs, second LCDs and motor are respectively by the display driver control unit, Image Acquisition is connected with computer with transmission unit and motor-driven control unit, wherein, first video camera, second video camera is in order to inspect the direction of gaze of left and right sides eyeball, first LCDs, second LCDs is by computer control, can show alternately and watches attentively for examinee's eyes provide, look simultaneously, merge, stereopsis is checked the induced map picture of required multiple picture.
First video camera, second video camera and first LCDs, second LCDs are located at left optical tubes, the interior end away from first eyepiece, second eyepiece of right optical tubes, described first part reflective semitransparent film, second part reflective semitransparent film are 45 degree and are arranged on first video camera, the second video camera front side, first video camera, second video camera form the common optical axis configuration by first part reflective semitransparent film, second part reflective semitransparent film and first LCDs, second LCDs, and first reflecting mirror, second reflecting mirror are the rear side that 45 degree are located at eyepiece.
The display driver control unit is a video card, and Image Acquisition and transmission unit are image pick-up card, and the motor-driven control unit is a motion control card.
Anticlockwise support, right rotation support and left optical tubes, right optical tubes drive the rotation of doing in level and the perpendicular by computer-controlled a plurality of motors respectively, rotational angle is calculated and record according to checking that subject or examinee's eyeball direction of visual lines are automatic by computer, rotation in level and the perpendicular is the center of circle with examinee's eyeball center all, horizontally rotating angle is-45 °～+ 45 °, and the vertical rotation angle is-30 °～+ 30 °.
Motor comprises two first motors and two second motors, wherein, two first motors are rotatably connected with anticlockwise support, right rotation support respectively, and two second motors are rotatably connected with left optical tubes, right optical tubes respectively.
In another program of the present invention, this intelligent type digital type synoptophore comprises pedestal, be contained in the anticlockwise support on the pedestal, right rotation support and be contained in left optical tubes on two runing rests respectively rotationally, right optical tubes, it is characterized in that, described anticlockwise support, right rotation support and left optical tubes, right optical tubes is rotated in level and perpendicular by a plurality of step motor drive respectively, at left optical tubes, be respectively equipped with the first built-in video camera in the right optical tubes, second video camera, first reflecting mirror, second reflecting mirror and first LCDs, second LCDs, described first video camera, second video camera, first LCDs, second LCDs and motor are respectively by the display driver control unit, Image Acquisition is connected with computer with transmission unit and motor-driven control unit, wherein, first video camera, second video camera is in order to inspect the direction of gaze of left and right sides eyeball, first LCDs, second LCDs is by computer control, can show alternately and watches attentively for examinee's eyes provide, look simultaneously, merge, stereopsis is checked the induced map picture of required multiple picture.
First LCDs, second LCDs are located at left optical tubes, the interior end away from first eyepiece, second eyepiece of right optical tubes, and first eyepiece, first part reflective semitransparent film, first video camera and second eyepiece, second part reflective semitransparent film, second video camera are arranged in order along the fore-and-aft direction of left optical tubes, right optical tubes respectively.
The display driver control unit is a video card, and Image Acquisition and transmission unit are image pick-up card, and the motor-driven control unit is a motion control card.
Anticlockwise support, right rotation support drive it by computer-controlled motor and do rotation in level and the perpendicular, rotational angle is calculated and record automatically by computer, rotation in level and the perpendicular is the center of circle with examinee's eyeball center all, horizontally rotating angle is-45 °～+ 45 °, and the vertical rotation angle is-30 °～+ 30 °.
Motor comprises two first motors and two second motors, wherein, two first motors are rotatably connected with anticlockwise support, right rotation support respectively, and two second motors are rotatably connected with left optical tubes, right optical tubes respectively.
Contribution of the present invention is that the inspection that it has changed stereopsis vision abnormity disease relies on manual operations and macroscopic traditional approach.The switching of the induced map picture that the present invention is shown with rotation, the shooting of eye pupil image, the LCDs of optical tubes is by computer control, thereby can change the induced map picture automatically, from motion tracking with inspect the eyeball direction of gaze, the automatic diagnosis type of strabismus and the stravismus number of degrees, automatic check is visual function simultaneously, automatic check range of fusion and stereopsis function etc., realized the automatization of checking process, make diagnostic procedure and result get rid of the influence of subjective factors, improved detection efficiency and degree of accuracy greatly.
[description of drawings]
Fig. 1 is embodiments of the invention 1 overall structure block diagrams.
Fig. 2 is embodiments of the invention 1 overall structure sketch maps, and wherein, Fig. 2 A is a front view, Fig. 2 B be the A-A of Fig. 2 A to side view, Fig. 2 C is the left optical tubes vertical view of Fig. 2 A.
Fig. 3 is embodiments of the invention 1 another overall structure block diagrams.
Fig. 4 is embodiments of the invention 1 runing rest and optical tubes connection diagram.
Fig. 5 is embodiments of the invention 2 overall structure block diagrams.
[specific embodiment]
The following example is to further explanation of the present invention and explanation, and the present invention is not constituted any limitation.
Embodiment 1
Consult Fig. 1, Fig. 2, intelligent type digital type synoptophore of the present invention comprises anticlockwise support 11, right rotation support 12, left side optical tubes 21, right optical tubes 22, first video camera 211, second video camera 221, first reflecting mirror 212, second reflecting mirror 222, first part reflective semitransparent film 213, second part reflective semitransparent film 223, first LCDs 214, second LCDs 224, motor 30, display driver control unit 40, Image Acquisition and transmission unit 50, motor-driven control unit 60 and computer 70.
Among Fig. 2 A～Fig. 2 C, described anticlockwise support 11, right rotation support 12 are L shaped column, their left and right symmetricallies are contained on the pedestal 80, the end of the horizontal component of two supports is respectively equipped with rotating shaft 111,121, two rotating shafts respectively be contained in pedestal in first motor 31,32 be connected, 31,32 of first motors are connected with computer 70 by motor-driven control unit 60.Described motor-driven control unit 60 is a motion control card, commercially available acquisition, it controls the rotating of first motor 31,32 according to the instruction of computer 70, anticlockwise support 11, right rotation support 12 can be at the horizontal plane internal rotation under the drive of first motor 31,32, and drive left optical tubes 21,22 rotations of right optical tubes, horizontally rotate angle with adjustment.
As Fig. 2 A, at anticlockwise support 11, the upper end of right rotation support 12 is equipped with a rotating left optical tubes 21 that is horizontally set respectively, right optical tubes 22, as Fig. 2 C, at anticlockwise support 11, the upper end of right rotation support 12 is provided with the left arc track 112 that one section profile with described optical tubes matches, right arc track 122, at left optical tubes 21, respectively be provided with one section and described left arc track 112 on the outer wall of right optical tubes 22, the left arc-shaped rack 216 of right arc track 122 correspondences, right arc-shaped rack 226, left arc track 112 at runing rest, on the right arc track 122 second motor 33 is housed, 34, the second motors are connected with computer 70 by motor-driven control unit 60.A driven wheel 331,341 respectively is housed on the output shaft of second motor 33,34, this driven wheel 331,341 is meshed with left arc-shaped rack 216, right arc-shaped rack 226 on the optical tubes respectively, the promotion optical tubes rotates in perpendicular along left arc track 112, the right arc track 122 of runing rest, to adjust vertical rotational angle.
Referring to Fig. 3, Fig. 4, at left optical tubes 21, be respectively equipped with the first built-in video camera 211 in the right optical tubes 22, second video camera 221, first reflecting mirror 212, second reflecting mirror 222, first part reflective semitransparent film 213, second part reflective semitransparent film 223 and first LCDs 214, second LCDs 224, wherein, first video camera 211, second video camera 221 is a microcam, in order to inspect the direction of gaze of left and right sides eyeball, they are built in left optical tubes 21, right side optical tubes 22 is interior away from first eyepiece 215, one end rear side of second eyepiece 225, and be connected with display driver control unit 40, this display driver control unit 40 is a video card, and it is connected with computer 70.Side at described first video camera 211, second video camera 221 respectively is provided with an infrared secondary light source 91,92, is used to built-in camera that secondary light source is provided.The reflection image that this infrared secondary light source 91,92 forms on cornea surface is called pul (Purkinje) speckle of admiring, and by admire potential difference between the speckle of relatively pupil that video camera is taken the photograph and pul, can accurately judge the irrelevance between examinee's sight line and the lens barrel optical axis.First LCDs 214, second LCDs 224 is small-sized liquid crystal display, they are located at left optical tubes 21, right side optical tubes 22 is interior away from first eyepiece 215, one end end of second eyepiece 225, and be connected with transmission unit 50 with Image Acquisition, this Image Acquisition and transmission unit 50 are image pick-up card, it is connected with computer 70, contain the great amount of images data at calculator memory, first LCDs 214, second LCDs 224 is by computer 70 controls, can be according to the needs of preliminary election audit program, can show alternately and watch attentively for examinee's eyes provide, look simultaneously, merge, stereopsis is checked the induced map picture of required multiple picture.Described first part reflective semitransparent film 213, second part reflective semitransparent film 223 are 45 degree and are arranged on first video camera 211, second video camera, 221 front sides, first part reflective semitransparent film 213, second part reflective semitransparent film 223 are the blooming piece of visible light transmissive and reflects infrared light, first video camera 211, second video camera 221 form the common optical axis configuration by first part reflective semitransparent film 213, second part reflective semitransparent film 223 and first LCDs 214, second LCDs 224, the optical axis that is left optical tubes 21, right optical tubes 22 is vertical with display screen, over against screen center.Described first reflecting mirror 212, second reflecting mirror 222 are the rear side that 45 degree are located at first eyepiece 215, second eyepiece 225, and it is used for the eye pupil image through catadioptric first part reflective semitransparent film 213, second part reflective semitransparent film 223 and first video camera 211, second video camera 221 of reflexing to of 90 degree.Described first eyepiece 215, second eyepiece 225 are located at the end of left optical tubes 21, right optical tubes 22, and towards examinee's eyes.
Above-mentioned anticlockwise support 11, right rotation support 12 and left optical tubes 21, right optical tubes 22 drive the rotation of doing in level and the perpendicular by first motor 31,32, second motor 33,34 of computer 70 controls respectively, rotational angle is calculated and record according to checking that subject or examinee's eyeball direction of visual lines are automatic by computer, rotation in level and the perpendicular is the center of circle with examinee's eyeball center all, horizontally rotating angle is-45 °～+ 45 °, and the vertical rotation angle is-30 °～+ 30 °.
Intelligent type digital type synoptophore operation principle of the present invention and using method are as shown in Figure 1 and Figure 2.When looking side ways number of degrees detection (is example with the horizontal strabismus), at first with the level of left optical tubes 21, right optical tubes 22 and vertical rotational angle auto zero, first LCDs 214 by the left side shows the calibration picture, attract left eye to look admittedly, and this moment the right side second LCDs, 224 blank screens, then right eye rests on its physiology eye position.Second video camera 221 on right side detects and calculates admire potential difference between the speckle of pupil of right eye position and pul, if this moment, potential difference was zero, it is zero then looking side ways the number of degrees; If potential difference is non-vanishing, then first motor 32 that drives the right side automatically according to the potential difference data drives right rotation supports 12 and does corresponding rotation, is zero until potential difference, and the rotational angle of right rotation this moment support 12 is the stravismus angle.
When inspection is surveyed simultaneously, on slant visibility testing result position, make first LCDs 214, second LCDs 224 show respectively and look picture simultaneously, and right rotation support 12 is swung among a small circle and finally be parked on the stravismus position, monitor examinee's movements binocular by first video camera 211, second video camera 221 in this process, whether the while visual function that then can judge the examinee is normal: if this moment, first video camera 211, second video camera 221 detected that examinee's eyes are stable to be watched attentively, visual function is normal simultaneously then can to judge it; Always can not stablize and watch attentively if detect examinee's eyes, visual function is undesired simultaneously then can to judge it.
During fusion detection, on slant visibility testing result position, make first LCDs 214, second LCDs 224 show required fusion picture respectively, under the drive of first motor 31,32, anticlockwise support 11, right rotation support 12 are opened and loose or cohesion rotation synchronously, make examinee's eyes make great efforts to watch attentively the fusion picture.If the examinee has fusion function, then eyes can be followed picture and be done that synchronous holding loose or cohesion moving, this moment first video camera 211, second video camera 221 to detect pupil and the pul potential difference of admiring between the speckle very little; When rotational angle reaches the fusion limit, examinee's eyes are abandoned merging, first video camera 211, second video camera 221 detect the potential difference that pupil and pul admire between the speckle and increase suddenly, and then the anglec of rotation of anticlockwise this moment support 11, right rotation support 12 is examinee's degrees of fusion.If examinee's eyes are not followed picture and done synchronous diffusing or cohesion the moving of opening, can judge that then examinee's fusion function is unusual.
When stereopsis detects, the stereopsis trace routine shows on first LCDs 214, second LCDs 224 automatically respectively organizes the stereopsis picture, and be equipped with automatic speech prompting, can judge and write down its stereopsis function automatically according to examinee's response (by keyboard or out of Memory passage).
Embodiment 2
Consult Fig. 5, in the present embodiment, the basic structure of this intelligent type digital type synoptophore is with embodiment 1, different is, with first reflecting mirror 212, second reflecting mirror 222 changes part reflective semitransparent film into, and with first video camera 211, second video camera 221 is set directly at first part reflective semitransparent film 213, after second part reflective semitransparent film 223, make the eyepiece 215 of winning, second eyepiece 225, first part reflective semitransparent film 213, second part reflective semitransparent film, 223, the first video cameras 211, second video camera 221 is along left optical tubes 21, the fore-and-aft direction of eyepiece one side of right optical tubes 22 is arranged in order.First part reflective semitransparent film 213, second part reflective semitransparent film 223 are the optical glass of transmitted infrared light and reflect visible light.Embodiment 2 can save first reflecting mirror 212, second reflecting mirror 222, makes first video camera 211, second video camera 221 need not reflect and can directly photograph the eye pupil image, thereby makes structure compact more.
Claims (8)
1. intelligent type digital type synoptophore, comprise pedestal (80), be contained in the anticlockwise support (11) on the pedestal, right rotation support (12) and be contained in left optical tubes (21) on two runing rests respectively rotationally, right optical tubes (22), it is characterized in that, described anticlockwise support (11), each is rotated right rotation support (12) in horizontal plane by a motor (30) driving, left side optical tubes (21), each is rotated right optical tubes (22) in perpendicular by a motor (30) driving, in left optical tubes (21), be respectively equipped with built-in first video camera (211) in the right optical tubes (22), second video camera (221), first reflecting mirror (212), second reflecting mirror (222), first part reflective semitransparent film (213), second part reflective semitransparent film (223) and first LCDs (214), second LCDs (224), at described first video camera (211), the side of second video camera (221) respectively is provided with one first infrared secondary light source (91), the second infrared secondary light source (92), described first video camera (211), second video camera (221) and first LCDs (214), second LCDs (224) is located at left optical tubes (21), right optical tubes (22) is interior away from first eyepiece (215), one end of second eyepiece (225), described first part reflective semitransparent film (213), second part reflective semitransparent film (223) is 45 degree and is arranged on first video camera (211), second video camera (221) front side, first video camera (211), second video camera (221) is by first part reflective semitransparent film (213), second part reflective semitransparent film (223) and first LCDs (214), second LCDs (224) forms the common optical axis configuration, first reflecting mirror (212), second reflecting mirror (222) is the rear side that 45 degree are located at eyepiece, first part reflective semitransparent film (213) and first reflecting mirror (212), second part reflective semitransparent film (223) is 45 degree respectively with second reflecting mirror (222) and is relatively arranged on left optical tubes 21, be provided with first eyepiece 215 in the right optical tubes 22, one end of second eyepiece 225 and away from first eyepiece 215, one end of second eyepiece 225, described first video camera (211), second video camera (221), first LCDs (214), second LCDs (224) and motor (30) are respectively by display driver control unit (40), Image Acquisition is connected with computer (70) with transmission unit (50) and motor-driven control unit (60), wherein, first video camera (211), second video camera (221) is in order to inspect the direction of gaze of left and right sides eyeball, first LCDs (214), second LCDs (224) is by computer (70) control, can show alternately and watches attentively for examinee's eyes provide, look simultaneously, merge, stereopsis is checked the induced map picture of required multiple picture.
2. intelligent type digital type synoptophore as claimed in claim 1 is characterized in that, described display driver control unit (40) is a video card, and Image Acquisition and transmission unit (50) are image pick-up card, and motor-driven control unit (60) is a motion control card.
3. intelligent type digital type synoptophore as claimed in claim 1, it is characterized in that, described anticlockwise support (11), each drives the rotation of doing in the horizontal plane by a motor (30) by computer (70) control right rotation support (12), left side optical tubes (21), each drives the rotation of doing in the perpendicular by a motor (30) by computer (70) control right optical tubes (22), rotational angle is calculated and record according to checking that subject or examinee's eyeball direction of visual lines are automatic by computer, rotation in level and the perpendicular is the center of circle with examinee's eyeball center all, horizontally rotating angle is-45 °～+ 45 °, and the vertical rotation angle is-30 °～+ 30 °.
4. intelligent type digital type synoptophore as claimed in claim 3, it is characterized in that, described motor (30) comprises two first motors (31,32) and two second motors (33,34), wherein, two first motors (31,32) are rotatably connected with anticlockwise support (11), right rotation support (12) respectively, and two second motors (33,34) are rotatably connected with left optical tubes (21), right optical tubes (22) respectively.
5. intelligent type digital type synoptophore, comprise pedestal (80), be contained in the anticlockwise support (11) on the pedestal, right rotation support (12) and be contained in left optical tubes (21) on two runing rests respectively rotationally, right optical tubes (22), it is characterized in that, described anticlockwise support (11), each is rotated right rotation support (12) in horizontal plane by a motor (30) driving, left side optical tubes (21), each is rotated right optical tubes (22) in perpendicular by a motor (30) driving, in left optical tubes (21), be respectively equipped with built-in first video camera (211) in the right optical tubes (22), second video camera (221), first part reflective semitransparent film (213), second part reflective semitransparent film (223) and first LCDs (214), second LCDs (224), at described first video camera (211), the side of second video camera (221) respectively is provided with one first infrared secondary light source, the second infrared secondary light source, described first LCDs (214), second LCDs (224) is located at left optical tubes (21), right optical tubes (22) is interior away from first eyepiece (215), one end of second eyepiece (225), first eyepiece (215), first part reflective semitransparent film (213), first video camera (211) and second eyepiece (225), second part reflective semitransparent film (223), second video camera (221) is respectively along left optical tubes (21), the fore-and-aft direction of right optical tubes (22) is arranged in order, described first video camera (211), second video camera (221), first LCDs (214), second LCDs (224) and motor (30) are respectively by display driver control unit (40), Image Acquisition is connected with computer (70) with transmission unit (50) and motor-driven control unit (60), wherein, first video camera (211), second video camera (221) is in order to inspect the direction of gaze of left and right sides eyeball, first LCDs (214), second LCDs (224) is by computer (70) control, can show alternately and watches attentively for examinee's eyes provide, look simultaneously, merge, stereopsis is checked the induced map picture of required multiple picture.
6. intelligent type digital type synoptophore as claimed in claim 5 is characterized in that, described display driver control unit (40) is a video card, and Image Acquisition and transmission unit (50) are image pick-up card, and motor-driven control unit (60) is a motion control card.
7. intelligent type digital type synoptophore as claimed in claim 5, it is characterized in that, described anticlockwise support (11), each drives the rotation of doing in the horizontal plane by a motor (30) by computer (70) control right rotation support (12), left side optical tubes (21), each drives the rotation of doing in the perpendicular by a motor (30) by computer (70) control right optical tubes (22), rotational angle is calculated and record according to checking that subject or examinee's eyeball direction of visual lines are automatic by computer, rotation in level and the perpendicular is the center of circle with examinee's eyeball center all, horizontally rotating angle is-45 °～+ 45 °, and the vertical rotation angle is-30 °～+ 30 °.
8. intelligent type digital type synoptophore as claimed in claim 5, it is characterized in that, described motor (30) comprises two first motors (31,32) and two second motors (33,34), wherein, two first motors (31,32) are rotatably connected with anticlockwise support (11), right rotation support (12) respectively, and two second motors (33,34) are rotatably connected with left optical tubes (21), right optical tubes (22) respectively.
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| CN113729609B (en) * | 2021-07-21 | 2024-05-10 | 上海青研科技有限公司 | Co-vision machine |
| CN113693548B (en) * | 2021-08-31 | 2024-05-28 | 上海青研科技有限公司 | Head-wearing type vision detection and vision training equipment |
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2008
- 2008-12-12 CN CN2008102181608A patent/CN101433456B/en not_active Expired - Fee Related
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