CN101375788A - Detector for testing eyesight of human body and color blindness - Google Patents
Detector for testing eyesight of human body and color blindness Download PDFInfo
- Publication number
- CN101375788A CN101375788A CNA2007100454165A CN200710045416A CN101375788A CN 101375788 A CN101375788 A CN 101375788A CN A2007100454165 A CNA2007100454165 A CN A2007100454165A CN 200710045416 A CN200710045416 A CN 200710045416A CN 101375788 A CN101375788 A CN 101375788A
- Authority
- CN
- China
- Prior art keywords
- human eye
- testing
- display screen
- tester
- result
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention provides a detecting device for testing the eyesight of human eyes and for detecting color blindness. The device comprises a control mainframe, a test information display screen, a keypad at an input end, and a supervisory computer at an output end or another display screen which can display and record a testing result. In the detecting device, a fixedly printed visual testing chart is replaced by the test information display screen controlled by a single-chip; and the test information display screen can random display multi-directional letter ''E'' or ''C'' and pictures of different colors, so as to instantly test the human eyes. The detection is judged automatically by the single-chip, the result is displayed or printed, and the eyesight and the color discrimination ability of a testee are faithfully and objectively recorded. The detecting device can not only save work force, but also effectively avoid the disadvantage of false testing result, and is convenient for the computerized management of physical-examination materials. Therefore, the device is a safe, reliable, and effective detecting device for testing the eyesight of human eyes and for detecting color blindness.
Description
Technical field
The present invention relates to the device that a kind of CPU of utilization singlechip technology detects human eye's vision degree and identification colors ability.
Background technology
In health check-up, when the medical worker detects human eye's vision degree, also can detect usually human eye's identification colors ability, detect the testee and whether suffer from achromatopsia disease.During the human body eye eyesight, point to the visual acuity chart of printing " E " word or " C " word by a staff, in certain distance, allow the testee answer " E " word in the visual acuity chart that the staff points to or the direction of " C " word, and judge the whether in the right direction of " E " word in the visual acuity chart of testee's indication or " C " word by the staff, determine the vision degree of testee's eyes.With the vision of these quadrat method human body eyes, the staff continues to stand and constantly swiveling head is tired easily, and labor intensity is big.And, in case after the testee learnt off " E " word or " C " word order direction that prints in the eyesight testing table in advance, the vision degree information that also may produce the eyes that test out departed from the fact, thereby produces unnecessary artificial trouble.In addition, adopt, during the test vision, select letter on one side also need the staff, Yi Bian judge testee's range of vision by a printed character " E " or " C " and the vision testing device that lamp box constitutes.Equally, also can be utilized, before test eye vision degree, learn off alphabet, make vision Tachistoscope result untrue by the people by the alphabet of permanent order printing.Secondly, the medical worker also will detect human eye's identification colors ability after human eye's vision degree is detected, and detects the testee and whether suffers from achromatopsia disease.In carrying out the detection of human eye's identification colors ability, also to there be the staff to see colour picture to the testee, judge whether to suffer from achromatopsia disease.Time-consuming in order to overcome employing said method and Equipment Inspection human eye, intensity of workers is big, depart from true deficiency but also can produce the eye eyesight degree information that the testee tests out, the present invention is by development, improvement provides a kind of CPU of employing singlechip technology to be equipped with software work, the device that human eye's vision and identification colors ability are detected.
Summary of the invention
The purpose of the detector of testing human eye eyesight of the present invention and achromatopsia is, by adopting the CPU singlechip technology, is equipped with software work, and visual acuity chart is replaced to by monolithic processor controlled display screen.Various direction letters and cromogram appear at random on the detecting information screen, select by testee's button, single-chip microcomputer judges whether selection is correct, thereby human eye's vision and identification colors ability are detected, and with final eye eyesight and the automatic typing chip of achromatopsia test result, automatically show or print result, objective record testee eye eyesight degree and identification colors ability strictly according to the facts.Not only save the staff, and effectively avoided the testee, also help the physical examination data computerization management because of learning off the cheating that visual acuity chart causes.
The detector of testing human eye eyesight of the present invention and achromatopsia mainly maybe can be shown by main control system, detecting information display screen, keyboard input and supervisory computer and another display screen outfan of logging test results constitutes.Wherein, main control system is made up of two single-chip microcomputers, a control detection human eye vision, the ability of another piece control detection human eye identification colors; Various direction letters " E " or " C " and cromogram appear in detecting information display screen that main control system control inserts at random; Main control system connection testee presses, and has the keyboard input of " up and down " four direction button; And main control system connection management computer maybe can show another display screen outfan with logging test results.In the detector, by the main control system that two single-chip microcomputers are formed, what single-chip microcomputer produced the stochastic signal employing is the continuous recursive call method of a kind of non-ordered data.(create and define a data block zone by the dummy order mode among the 1000H～10FFH), set up 256 byte datas, value of each number all between 00～07H, is carried out lack of alignment at PIC program storage FLASH.After vision grade Yj determines, the data of Xi by the positioning pointer enumerator institute in data block zone towards the content in data block zone definite.Positioning pointer is whenever called data block data and is added 1 automatically, successively all data in recursive call data block zone.Needn't consider to circulate the overflowing of positioning pointer, because can return 0 automatically when pointer overflows, and this moment, the data block zone also returned 0 synchronously.Even in tester's exchange, perhaps under the situation of medical worker's master reset, 256 place value data still can continue recursive call.The pointer in data block zone constantly is saved, and all is saved among the EEPROM of PIC16F877 after whenever calling a secondary data, and can be subjected to the influence that system resets, has a power failure and shuts down.When beginning to test, press the detector system reset key, the testee presses respective keys on the input keyboard, single-chip microcomputer identification correct judgment according to the letter that shows at random on the detecting information screen.If incorrect, then begin to export next grade letter, both letter will become big; If correct, then system continues to judge whether that twice peer is correct; If incorrect, then export a last grade letter, letter will diminish; If it is correct, then final grade is outputed to supervisory computer that main control system connects and maybe can show another display screen with logging test results, automatically record shows or the printing final result automatically, objectively responds testee's eye eyesight degree and identification colors ability strictly according to the facts.,CPU：——0.5—“E”“C”————E—“E”“C”———？——E—“E”“C”———？——3。Simultaneously, notify second Single Chip Microcomputer (SCM) program initialization, begin to test color.The testee is apprised of the color of respective keys representative in advance, according to the cromogram of seeing on the detecting information screen that shows at random, presses correspondent button, system's correct judgment.If incorrect, then export 1; If correct, then export 0.System judges whether to be the 4th result again, if, EP (end of program); If not, then continue to occur cromogram at random, proceed to detect.In the detector main control system of testing human eye eyesight of the present invention and achromatopsia, write the CPU single-chip microcomputer of control testing human eyes identification colors ability, testing human eyes identification colors ability testing process program is: system resets-program initialization-and light multiple random color figure-tester to judge by directionkeys-system identification correct judgment-be-export 0-be the 4th result?-deny-light multiple random color figure-tester to judge by directionkeys-system identification correct judgment-be-export 0-be the 4th result?-be-3 seconds-END of song (end); And system reset-program initialization-light multiple random color figure-tester judges by directionkeys-system identification correct judgment-not-export 1-be the 4th result?-deny-light multiple random color figure-tester to judge by directionkeys-system identification correct judgment-not-export 1-be the 4th result?-be-3 seconds-END of song (end).
The advantage of the detector of testing human eye eyesight of the present invention and achromatopsia is, by adopting the CPU singlechip technology, is equipped with software work, and the visual acuity chart of fixing printing is replaced to by monolithic processor controlled detecting information display screen.On the detecting information screen, can show letter " E " or " C " of various directions at random, and the figure that occurs different colours at random, select by testee's button, immediately human eye's vision and identification colors ability are detected.Detection judges automatically by single-chip microcomputer whether selection is correct, with the automatic typing chip of final result, shows automatically or print result, objective record testee eye eyesight degree and identification colors ability strictly according to the facts.Adopt the detector and the method for testing human eye eyesight of the present invention and achromatopsia, human eye's vision and identification colors ability are detected, not only save the staff, and effectively avoided the testee to cause the false shortcoming of test result because of learning off visual acuity chart, also help the physical examination data computerization management.The detector practicality of testing human eye eyesight of the present invention and achromatopsia, safe and reliable.
Description of drawings
Fig. 1 is the detector structured flowchart of testing human eye eyesight of the present invention and achromatopsia.Wherein, 1-detecting information display screen, 2-main control system, 3-can show supervisory computer or another display screen outfan with logging test results, 4-have a keyboard input of " up and down " four direction button.
Fig. 2 is the detector main control system workflow procedure figure of testing human eye eyesight of the present invention and achromatopsia.Wherein, 5-system resets, 6-program initialization, 7-since the test of 0.5 grade, 8-light at random " E " or " C " word, directionkeys is pressed in 9-tester judgement, 10-system identification correct judgment, 11-next grade detects the E word, 12-be that twice peer is correct?, 13---a last grade detects the E word, 14-song 3 seconds is also sent the result, 15-system resets, 16-program initialization, 17-light multiple random color figure, directionkeys is pressed in 18-tester judgement, 19-system identification correct judgment, 20-output 0,21-output 1,22-be the 4th result? 23-be the 4th result?, 24-song 3 seconds, 25-END (end).
Embodiment
Further describe the embodiment of the detector of testing human eye eyesight of the present invention and achromatopsia below in conjunction with accompanying drawing.
Embodiment
The present invention utilizes the CPU singlechip technology, be equipped with software work, the detector of testing human eye eyesight and achromatopsia is mainly by detecting information display screen 1, the keyboard input 4 of four direction button, supervisory computer maybe can show another display screen outfan 3 and main control system 2 formations with logging test results.Wherein, main control system 2 is made up of two CPU single-chip microcomputers of control testing human eye eyesight and achromatopsia; The detecting information that main control system 2 controls insert shields 1, shows letter " E " or " C " of various directions at random, and the figure that occurs different colours at random; Main control system 2 connects that testees press, and has the keyboard input 4 of " up and down " four direction button, and the control connection supervisory computer maybe can show another display screen outfan 3 with logging test results.When detector implement to be installed, detecting information display screen 1 was installed on the wall or on the desktop.Input keyboard 4 with " up and down " four direction button is installed in the testee place of shielding 5 meters distances from detecting information.
In the detector of testing human eye eyesight of the present invention and achromatopsia, single-chip microcomputer in the main control system 2 produces stochastic signal, employing be the continuous recursive call method of a kind of non-ordered data. (create and define a data block zone by the dummy order mode among the 1000H～10FFH), set up 256 byte datas, value of each number all between 00～07H, is carried out lack of alignment at PIC program storage FLASH.After vision grade Yj determines, the data of Xi by the positioning pointer enumerator institute in data block zone towards the content in data block zone definite.Positioning pointer is whenever called data block data and is added 1 automatically, successively all data in recursive call data block zone.Needn't consider to circulate the overflowing of positioning pointer, because can return 0 automatically when pointer overflows, and this moment, the data block zone also returned 0 synchronously.Even in tester's exchange, perhaps under the situation of medical worker's master reset, 256 place value data still can continue recursive call.The pointer in data block zone constantly is saved, and all is saved among the EEEPROM of PIC16F877 after whenever calling a secondary data, and can be subjected to the influence that system resets, has a power failure and shuts down.When beginning to test, press the detector system reset key.The testee presses the respective keys on the input keyboard 4 according to the letter that shows at random on the detecting information screen 1, single-chip microcomputer identification correct judgment 10.If incorrect, then begin to export next grade letter, it is big that letter will become; If correct, then system continues to judge whether twice at the same level correct 12; If incorrect, then export a last grade letter, letter will diminish; If it is correct; Then final grade is outputed to supervisory computer that main control system 2 connects and maybe can show another display screen outfan 3 with logging test results; Automatically record shows or the printing final result automatically; Is in the detector of objectively responds testee's eye eyesight degree and identification colors ability strictly according to the facts. testing human eye eyesight of the present invention and colour blindness, the process program that writes main control system 2CPU Single-chip Controlling testing human eye eyesight is: system reset 5-program initialization 6-since 0.5 grade tested 7-is lighted at random " E " or " C " word 8-tester and judges that detecting E word 11-light at random " E " or " C " word 8-tester by directionkeys 9-system identification correct judgment 10-no-next grade judges by twice peer of directionkeys 9-system identification correct judgment 10-be correctly? does 12-no-upper grade detect E word 13-light at random " E " or " C " word 8-tester and judges by twice of directionkeys 9-system identification correct judgment 10-be correctly at the same level? 12-be-song 3 seconds and send result 14.
Simultaneously, second Single Chip Microcomputer (SCM) program initialization 15 of control testing human eyes achromatopsia in the notice main control system 2, the ability of beginning testing human eyes identification colors.The testee is apprised of the color of respective keys representative in advance, and the colored Figure 17 that shows at random according to seeing on the detecting information screen presses the respective keys 18 on the lower keyboard, and if detector system correct judgment 19 incorrect, then exports 1, if correct, then exports 0; The detector system judges whether to be the 4th result 23 again, if, EP (end of program) 25; If not, then continue to occur at random colored Figure 17 on the detecting information screen 1 of main control system 2 controls.
Does in the detector of testing human eye eyesight of the present invention and achromatopsia, the testing process program that writes main control system 2CPU Single-chip Controlling testing human eyes identification colors ability is: 15-program initialization 16-the light multiple random color Figure 17-tester that resets of system judge by directionkeys 18-system identification correct judgment 19-be-export 020-be the 4th result? 22-deny-light multiple random color Figure 17-tester to judge by directionkeys 18-system identification correct judgment 19-be-export 020-be the 4th result? 22-be-song 3 seconds 24-END (end) 25; Does and 15-program initialization 16-the light multiple random color Figure 17-tester that resets of system judge by directionkeys 18-system identification correct judgment 19-not-export 121-be the 4th result? 23-deny-light multiple random color Figure 17-tester to judge by directionkeys 18-system identification correct judgment 19-not-export 121-be the 4th result? 23-be-song 3 seconds 24-END (end) 25.
The detector of testing human eye eyesight of the present invention and achromatopsia is easy to use, and practicality is safe and reliable.
Claims (4)
1, the detector of a kind of testing human eye eyesight and achromatopsia, comprise the CPU singlechip microprocessor, the detecting information display screen, have the input keyboard of " up and down " four direction button and supervisory computer and maybe can show another display screen outfan with logging test results, it is characterized in that, main control system is made of two CPU single-chip microcomputers of control detection human eye vision and control detection human eye identification colors ability, main control system connects control detecting information display screen, main control system connects the keyboard input with " up and down " four direction button, and connects another display screen outfan that the control and management computer maybe can show and write down eye eyesight and achromatopsia test result.
2, the detector of testing human eye eyesight according to claim 1 and achromatopsia is characterized in that, installs on the wall or 5 meters on the input keyboard of the distance of the detecting information display screen on the desktop " up and down " four direction button.
3, the detector of testing human eye eyesight according to claim 1 and achromatopsia, it is characterized in that, in the main control system, the CPU single-chip microcomputer testing human eye eyesight process program that writes control testing human eye eyesight is: system resets-program initialization-and test-light at random " E " or " C " word-tester since 0.5 grade and judge that detecting E word-light at random " E " or " C " word-tester by directionkeys-system identification correct judgment-not-next grade judges by twice peer of directionkeys-system identification correct judgment-be correctly?-not-do a last grade detect E word-light at random " E " or " C " word-tester and judges by twice peer of directionkeys-system identification correct judgment-be correctly?-be-song 3 seconds and send the result.
4, the detector of testing human eye eyesight according to claim 1 and achromatopsia, it is characterized in that, in the main control system, the CPU single-chip microcomputer testing human eyes identification colors ability testing process program that writes control testing human eyes identification colors ability is: system resets-program initialization-and light multiple random color figure-tester to judge by directionkeys-system identification correct judgment-be-export 0-be the 4th result?-deny-light multiple random color figure-tester to judge by directionkeys-system identification correct judgment-be-export 0-be the 4th result?-be-3 seconds-END of song (end); And system reset-program initialization-light multiple random color figure-tester judges by directionkeys-system identification correct judgment-not-export 1-be the 4th result?-deny-light multiple random color figure-tester to judge by directionkeys-system identification correct judgment-not-export 1-be the 4th result?-be-3 seconds-END of song (end).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100454165A CN101375788A (en) | 2007-08-30 | 2007-08-30 | Detector for testing eyesight of human body and color blindness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100454165A CN101375788A (en) | 2007-08-30 | 2007-08-30 | Detector for testing eyesight of human body and color blindness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101375788A true CN101375788A (en) | 2009-03-04 |
Family
ID=40419643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100454165A Pending CN101375788A (en) | 2007-08-30 | 2007-08-30 | Detector for testing eyesight of human body and color blindness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101375788A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102068234A (en) * | 2011-02-24 | 2011-05-25 | 江苏省莱科信息技术有限公司 | Vision tester |
| CN102283632A (en) * | 2011-08-05 | 2011-12-21 | 深圳市罗杰科技有限公司 | Anamaloscope and method for detecting color blindness |
| CN102499625A (en) * | 2011-11-01 | 2012-06-20 | 中国人民解放军第三军医大学 | Infrared remote control vision automatic measuring device and testing device |
| CN102599879A (en) * | 2012-02-23 | 2012-07-25 | 天津理工大学 | Self-adaptive eyesight test intelligent system and eyesight test method |
| CN103082988A (en) * | 2013-01-25 | 2013-05-08 | 深圳市莫廷影像技术有限公司 | Human vision parameter automatic testing method and device thereof |
| CN104706314A (en) * | 2015-03-19 | 2015-06-17 | 京东方科技集团股份有限公司 | Vision detection device and method |
| CN105996976A (en) * | 2016-07-04 | 2016-10-12 | 金晓冬 | Intelligent vision standard detector |
| CN109984719A (en) * | 2019-03-28 | 2019-07-09 | 深圳职业技术学院 | A kind of visual color access function detection method and system |
-
2007
- 2007-08-30 CN CNA2007100454165A patent/CN101375788A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102068234A (en) * | 2011-02-24 | 2011-05-25 | 江苏省莱科信息技术有限公司 | Vision tester |
| CN102283632A (en) * | 2011-08-05 | 2011-12-21 | 深圳市罗杰科技有限公司 | Anamaloscope and method for detecting color blindness |
| CN102499625A (en) * | 2011-11-01 | 2012-06-20 | 中国人民解放军第三军医大学 | Infrared remote control vision automatic measuring device and testing device |
| CN102599879A (en) * | 2012-02-23 | 2012-07-25 | 天津理工大学 | Self-adaptive eyesight test intelligent system and eyesight test method |
| CN103082988A (en) * | 2013-01-25 | 2013-05-08 | 深圳市莫廷影像技术有限公司 | Human vision parameter automatic testing method and device thereof |
| CN103082988B (en) * | 2013-01-25 | 2015-06-17 | 深圳市莫廷影像技术有限公司 | Human vision parameter automatic testing method and device thereof |
| CN104706314A (en) * | 2015-03-19 | 2015-06-17 | 京东方科技集团股份有限公司 | Vision detection device and method |
| US9693680B2 (en) | 2015-03-19 | 2017-07-04 | Boe Technology Group Co., Ltd. | Vision testing apparatus and method |
| CN105996976A (en) * | 2016-07-04 | 2016-10-12 | 金晓冬 | Intelligent vision standard detector |
| CN109984719A (en) * | 2019-03-28 | 2019-07-09 | 深圳职业技术学院 | A kind of visual color access function detection method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101375788A (en) | Detector for testing eyesight of human body and color blindness | |
| US4634243A (en) | Glaucoma detection utilizing pattern discrimination test | |
| US6379007B1 (en) | Eye chart with distinct symbols and methods for vision testing | |
| KR20200085766A (en) | Cognitive dysfunction diagnosis device and cognitive dysfunction diagnosis program | |
| GB2335856A (en) | Alertness tester | |
| US6203157B1 (en) | Method for testing visual function capable of guaranteeing validity thereof | |
| US2937567A (en) | Means for determining color sensitivity | |
| US20060194176A1 (en) | Dementia inspection apparatus dementia inspection server dementia inspection client and dementia inspection system Dementia check device, dementia check server, dementia check client, and dementia check system | |
| EP0164981B1 (en) | Perimetric method and apparatus | |
| CN201303929Y (en) | Verification wheel disc of color blindness correction effect and color vision tester | |
| CN110251074B (en) | Multifunctional medical detection system | |
| US4854695A (en) | Visual acuity testing | |
| KR100911356B1 (en) | Appratus for driving aptitude test and therefore controlling process | |
| CN209879599U (en) | Wisdom campus system of invigilating | |
| CN101375789A (en) | Detector for testing eyesight of human body | |
| CN101199411A (en) | Sight surveymeter | |
| JP2013142589A (en) | Inspection apparatus for object to be inspected and inspection method | |
| CN102283632A (en) | Anamaloscope and method for detecting color blindness | |
| CN101601578A (en) | Color vision detector | |
| CN105832284B (en) | Binocular optical image separation detection device and method | |
| CN110313887B (en) | Heterogeneous visual chart and visual inspection method | |
| US2835162A (en) | Apparatus for and method of examining eyes | |
| CN110236481B (en) | Vision inspection device | |
| KR102576480B1 (en) | measurement of human vision | |
| US10660516B2 (en) | System and method for measurement of contrast sensitivity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090304 |