CN101627896A - Infant vision tester - Google Patents
Infant vision tester Download PDFInfo
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- CN101627896A CN101627896A CN200910101375A CN200910101375A CN101627896A CN 101627896 A CN101627896 A CN 101627896A CN 200910101375 A CN200910101375 A CN 200910101375A CN 200910101375 A CN200910101375 A CN 200910101375A CN 101627896 A CN101627896 A CN 101627896A
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Abstract
The invention provides an infant vision tester which comprises a console provided with a computer host, a computerized operation displayer, an input device, an image inspection displayer arranged on the back side of the console and a camera, wherein a camera panel is provided with a slide block matched with a guide rail arranged at the back side of the console, and the camera is arranged on a base provided with a horizontal rotation tuning mechanism. The base is fixed on the slide block of the camera panel, and is movably fixed on the guide rail through the connection of the slide block of the camera panel and the guide rail. The image inspection displayer, the camera, the computerized operation displayer and the input device are all connected with the computer host, and an electric lifter and a horizontal rotation tuning mechanism are respectively controlled by a lifting controller and a tuning mechanism controller which are arranged at the right side of the console. The invention has wide simulation range of display grating and high inspection accuracy, is a single desk type, and is convenient for carrying and sale; and an inspector and an inspected person do not interfere with each other.
Description
Technical field
The present invention relates to a kind of equipment for examining vision, particularly a kind of by the computer-controlled equipment for examining vision that is applicable to infant.
Background technology
The method of preferentially watching attentively (PL) that infant eyesight inspection is at present adopted belongs to more forces method of preferentially watching attentively (FPL) and vision block-regulations (ACP) category, and for still not recognizing 1-36 month infant reading visual acuity chart, the examination of visual acuity technology has bigger difficulty clinically.Tradition is strengthened and preferentially to be watched method (OPL) checking process attentively and need two bit manipulation persons to participate in and take up an area of that the space is big, the testing time is long, reinforcing stimulus is single.Above drawbacks limit its popularization clinically.
Summary of the invention
Technical problem to be solved by this invention provides a kind ofly preferentially watches the desk-top testing fixture of method (OPL) attentively by electronic computer control and bar grid field stimulation is wide, checking efficiency is high reinforcement.
For solving the problems of the technologies described above, the present invention by the following technical solutions: a kind of infant vision tester comprises control station, check image display, video camera, program control operation display, the input equipment that is provided with host computer; Check image display and the video camera panel that has a video camera place the back side of control station, the video camera panel is provided with slide block, slide block matches with the guide rail of device at the control station back side, video camera places one to be provided with on the support that horizontally rotates micro-adjusting mechanism, support is fixed on the slide block of video camera panel, and support is by active being fixed on the guide rail of video camera panel top shoe and being connected of guide rail; The check image display is provided with electric elevator; Program control operation display, input equipment, output device place on the control station, check image display, video camera, program control operation display, input equipment all link to each other with host computer, electric elevator and horizontally rotate micro-adjusting mechanism respectively by the lifting controller in the front that is arranged on control station and the control of micro-adjusting mechanism controller.
The described micro-adjusting mechanism that horizontally rotates is preferably cable wire and turbine and worm drive mechanism, it comprises camera mount, carriage center axle, reset tension spring, cable wire, turbine, worm screw, one end of reset tension spring links to each other with camera mount, the other end is fixed on the support, video camera is fixed on the support by the carriage center axle, and an end of cable wire is fixed on the support, and the other end is walked around the cable wire directive wheel and is fixed on the turbine, turbine cooperates with worm screw, and the end of worm screw has regulating handle.
The invention has the beneficial effects as follows: owing to stimulate the demonstration of display and the analysis of check result directly to make by host computer control, so show bar grid field stimulation is wide, refinement the examination of visual acuity content, the degree of accuracy of inspection improves greatly, and has shortened the required time of analysis result; The image display that examiner and those who are investigated observe cuts off fully, does not disturb mutually between the personnel, and is single desk-top, is convenient to carrying and sale.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of infant vision tester of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the right view of Fig. 1.
Fig. 4 is the structural representation that horizontally rotates micro-adjusting mechanism.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3, a kind of embodiment of infant vision tester of the present invention comprises the control station 1, check image display 2, variable-focus video camera 8, program control operation display 4, the input equipment that are provided with host computer 3; Check image display 2 and the video camera panel that has a variable-focus video camera 8 place the back side of control station 1, the video camera panel is provided with slide block 18, slide block 18 matches with the guide rail 6 of device at control station 1 back side, variable-focus video camera 8 places one to be provided with on the support 21 that horizontally rotates micro-adjusting mechanism, support is fixed on the slide block of video camera panel, and support is by active being fixed on the guide rail 6 of video camera panel top shoe 18 and being connected of guide rail 6.Check image display 2 is provided with electric elevator 7, electric elevator 7 and horizontally rotate micro-adjusting mechanism respectively by the lifting controller 10 and 11 controls of micro-adjusting mechanism controller in the front that is arranged on control station 1.Horizontally rotating micro-adjusting mechanism is cable wire and turbine and worm drive mechanism, as shown in Figure 4, comprise camera mount 12, carriage center axle 13, reset tension spring 14, cable wire 15, cable wire directive wheel 16, turbine 17, worm screw 19, one end of reset tension spring 14 links to each other with camera mount 12, the other end is fixed on the support 21, variable-focus video camera 8 is fixed on the support 12 by the carriage center axle 13 that is attached thereto, one end of cable wire 15 is fixed on the support 12, the other end is walked around cable wire directive wheel 16 and is fixed on the turbine 17, turbine 17 cooperates with worm screw 19, and the end of worm screw 19 has regulating handle 20.Regulating handle is adjusted the level angle of video camera so that craft can drive worm screw, turbine by cable wire pulling camera mount.Micro-adjusting mechanism controller 11 is adjusted the level angle of video camera through worm screw.Program control operation display 4, input equipment, output device place the front of control station 1, and output device is that text output is printer 9 and sound prompt device.Check image display 2, variable-focus video camera 8, program control operation display 4, input equipment all link to each other with host computer 3.
The check image display 2 of the may command lifting at control station 1 back side, variable-focus video camera 8 are used to show check image and gather those who are investigated's eyes image.Control station 1 front has work top 5, program control operation display 4, printer 9, lifting controller 10, micro-adjusting mechanism controller 11 and comprises that keyboard, mouse etc. offer the input equipment that the tester uses.Infant eyesight check system software is installed in the host computer 3, is used for the control and the management of whole checking process.
The height of the check image display 2 among the present invention by electric elevator 7 controls, makes the central horizontal position of check image display 2 and those who are investigated's eye be consistent by lifting controller 10.The height of variable video camera 8 is by the slide block 18 flexible connection manual adjustments with guide rail 6, about fine setting by micro-adjusting mechanism controller 11 by horizontally rotating the micro-adjusting mechanism adjustment, to adapt to the center adjustment of those who are investigated to check image display 2 different distance.
Its operation principle is: check image display 2 show bar grid, the situation of watching attentively that variable-focus video camera 8 is taken infant is sent to main frame 3, through storage, handle the back and export the result and comprise printer 9, sound prompt device to output device.
The parameter of check image display 2 show bar grid comprises the width, contrast, brightness, reinforcing stimulus animated image of test strip grid and comparative pattern etc., also can be by showing alphabetical eyesight testing, and these all are provided with by the software of main frame 3 (computer).Mouse can be clicked save button and preserve key images frame and detection data in the test process, for follow-up management and printout.
Infant vision tester of the present invention also can set out other more additional functions on the basis of host software program design, also check result repeatedly can be gone out precise results etc. after the unified Analysis again such as main frame 3.
Claims (5)
1, a kind of infant vision tester is characterized in that: comprise the control station, check image display, video camera, program control operation display, input equipment and the output device that are provided with host computer; Check image display and the video camera panel that has a video camera place the back side of control station, the video camera panel is provided with slide block, slide block matches with the guide rail of device at the control station back side, video camera places one to be provided with on the support that horizontally rotates micro-adjusting mechanism, support is fixed on the slide block upper frame of video camera panel by on the video camera panel, slide block and active being fixed on the guide rail of being connected of guide rail; The check image display is provided with electric elevator; Program control operation display, input equipment, output device place the front of control station, check image display, video camera, program control operation display, input equipment all link to each other with host computer, electric elevator and horizontally rotate micro-adjusting mechanism respectively by the lifting controller in the front that is arranged on control station and the control of micro-adjusting mechanism controller.
2, infant vision tester according to claim 1, it is characterized in that: the described micro-adjusting mechanism that horizontally rotates is cable wire and turbine and worm drive mechanism, it comprises camera mount, the carriage center axle, reset tension spring, cable wire, the cable wire directive wheel, turbine, worm screw, the camera mount expansion bearing is on the carriage center axle, one end of reset tension spring links to each other with camera mount, the other end is fixed on the support, video camera is fixed on the support by the carriage center axle that is attached thereto, one end of cable wire is fixed on the support, the other end is walked around the cable wire directive wheel and is fixed on the turbine, turbine cooperates with worm screw, the end of worm screw has regulating handle, regulating handle is so that can drive worm screw by hand by hand, turbine is by the level angle of cable wire pulling camera mount adjustment video camera.
3, infant vision tester according to claim 1 and 2 is characterized in that: described video camera is a variable-focus video camera.
4, infant vision tester according to claim 1 and 2 is characterized in that: described output device is text output or/and sound prompt device, text or/and the voice suggestion output device link to each other with host computer.
5, infant vision tester according to claim 3 is characterized in that: described output device is text output or/and sound prompt device, text or/and the voice suggestion output device link to each other with host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910101375A CN101627896A (en) | 2009-07-30 | 2009-07-30 | Infant vision tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910101375A CN101627896A (en) | 2009-07-30 | 2009-07-30 | Infant vision tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101627896A true CN101627896A (en) | 2010-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910101375A Pending CN101627896A (en) | 2009-07-30 | 2009-07-30 | Infant vision tester |
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| CN (1) | CN101627896A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101991403A (en) * | 2010-12-02 | 2011-03-30 | 李岩 | Baby vision detecting plate |
| CN103315704A (en) * | 2013-05-24 | 2013-09-25 | 苏州视可佳医疗器械有限公司 | Infant eyesight testing device |
| CN106943116A (en) * | 2017-03-13 | 2017-07-14 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of infant eyesight automatic testing method |
| CN105326471B (en) * | 2014-07-31 | 2018-05-22 | 汉王科技股份有限公司 | Infant eyesight test device |
| CN113425249A (en) * | 2021-07-01 | 2021-09-24 | 深圳市时代创越科技有限公司 | Infant eye ground imaging system with large view field |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2680196Y (en) * | 2003-10-17 | 2005-02-23 | 曹希成 | Optometry combined table |
| CN201153937Y (en) * | 2008-02-01 | 2008-11-26 | 温州医学院附属第二医院 | Infant visual acuity tester |
| CN201481391U (en) * | 2009-07-30 | 2010-05-26 | 温州医学院 | Visual testing instrument for infants |
-
2009
- 2009-07-30 CN CN200910101375A patent/CN101627896A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2680196Y (en) * | 2003-10-17 | 2005-02-23 | 曹希成 | Optometry combined table |
| CN201153937Y (en) * | 2008-02-01 | 2008-11-26 | 温州医学院附属第二医院 | Infant visual acuity tester |
| CN201481391U (en) * | 2009-07-30 | 2010-05-26 | 温州医学院 | Visual testing instrument for infants |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101991403A (en) * | 2010-12-02 | 2011-03-30 | 李岩 | Baby vision detecting plate |
| CN103315704A (en) * | 2013-05-24 | 2013-09-25 | 苏州视可佳医疗器械有限公司 | Infant eyesight testing device |
| CN105326471B (en) * | 2014-07-31 | 2018-05-22 | 汉王科技股份有限公司 | Infant eyesight test device |
| CN106943116A (en) * | 2017-03-13 | 2017-07-14 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of infant eyesight automatic testing method |
| CN106943116B (en) * | 2017-03-13 | 2018-10-12 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of infant eyesight automatic testing method |
| CN113425249A (en) * | 2021-07-01 | 2021-09-24 | 深圳市时代创越科技有限公司 | Infant eye ground imaging system with large view field |
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Application publication date: 20100120 |