CN103654715B - Image detection device and image detecting method - Google Patents
Image detection device and image detecting method Download PDFInfo
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- CN103654715B CN103654715B CN201210358035.3A CN201210358035A CN103654715B CN 103654715 B CN103654715 B CN 103654715B CN 201210358035 A CN201210358035 A CN 201210358035A CN 103654715 B CN103654715 B CN 103654715B
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Abstract
The invention provides a kind of image detection device and image detecting method, device is in order to detect the first eyeball.Image detection device comprises lighting source, imaging lens, imageing sensor, display and picture window.Lighting source sends illuminating bundle, and illumination beam first eyeball, illuminating bundle is reflected into image beam by the first eyeball.Imaging lens is configured on the bang path of image beam.Imageing sensor is configured on the bang path of image beam, and wherein imaging lens is configured between the first eyeball of user and imageing sensor.Display shows the image formed by image beam.Picture window configuration in front of the display, watches display for Second Sight ball warp by picture window.
Description
Technical field
The invention relates to a kind of image detection device and image detecting method, and relate to a kind of image detection device in order to detect eyeball and image detecting method especially.
Background technology
The disease that eyes are correlated with in recent years has the trend increased gradually along with the lifestyle of people.Detachment of retina such as caused by high myopia or the macular diseases caused by diabetes chronic diseases have impact on the life of many sufferers.In the pathological changes of these common eyes, its clinical diagnostic modalities major part observes shooting by desk-top ophthalmofundoscope to be positioned at the retina on optical fundus, macula area and microvascular distribution thereof.When optical fundus occurs blood vessel hyperplasia or breaks time, the symptoms such as such as macular diseases hemorrhage, very easily cause photosensitive cone cell and the staff cell death distinguishing color on retina, and make sufferer DE.Therefore, in ocular disease diagnosis and prevention and health care, the observation of the image on optical fundus and tracking are extremely important.
Generally speaking, due to the reason that the pupil size of human eye limits, observe shooting eye fundus image time, can use the medicines such as mydriatic make ciliary muscle relaxation so that amplify pupil, and still need with multiple angle through repeatedly take just can get more wide viewing angle eye fundus image for diagnosis.But traditional ophthalmofundoscope volume is large, expensive, it utilizes visible ray as illumination, under the mydriatic situation of sufferer, continues may increase sufferer eyes burden with visible ray shooting eye fundus image or produce sense of discomfort.In addition, the medical personnel needing specialty when taking eye fundus image operate ophthalmofundoscope and through repeatedly taking the eye fundus image that can obtain compared with complete display.The difficulty of shooting eye fundus image and the time needed for shooting often make the tracking difficulty of sufferer Fundus state, even may delay treatment opportunity and cause sorry.Therefore, how to obtain easily quick, complete and clearly eye fundus image be the current task of top priority of eye health medical treatment.
Summary of the invention
The invention provides a kind of image detection device and image detecting method.
The invention provides a kind of image detection device, can in order to detect the image of eyeball.
The invention provides a kind of image detecting method, user can be made to detect the image of its eyeball voluntarily.
One embodiment of the invention provide a kind of image detection device, in order to detect the first eyeball.Image detection device comprises lighting source, imaging lens, imageing sensor, display and picture window.Lighting source sends illuminating bundle, illumination beam first eyeball, and illuminating bundle is reflected into image beam by the first eyeball.Imaging lens is configured on the bang path of image beam.Imageing sensor is configured on the bang path of image beam, and wherein imaging lens is configured between the first eyeball of user and imageing sensor.The image that the image beam that display image sensor senses is formed.Picture window configuration in front of the display, watches display for Second Sight ball warp by picture window.
In one embodiment of this invention, above-mentioned illuminating bundle and image beam are invisible light beam.
In one embodiment of this invention, above-mentioned image detection device also comprises shading piece, is configured on imaging lens, and around the space between imaging lens and the first eyeball.
In one embodiment of this invention, above-mentioned image detection device also comprises control unit and user interface.Control unit is electrically connected to imageing sensor.User interface is electrically connected to control unit, wherein when the intensity of the surround lighting that control unit judges detected by imageing sensor is greater than preset value, control unit, by user interface prompts user adjustment shading piece, is sealed on the first eyeball with shading piece.
In one embodiment of this invention, above-mentioned image detection device also comprises control unit, is electrically connected to imaging lens and imageing sensor, and wherein the focusing of control unit order imaging lens is to the pupil of the first eyeball.When control unit judges that the picture size of the pupil that imageing sensor senses is greater than preset value, control unit enters state to be captured.
In one embodiment of this invention, above-mentioned image detection device, wherein when control unit enters state to be captured, the focusing of control unit order imaging lens is to the optical fundus of the first eyeball.
In one embodiment of this invention, above-mentioned image detection device, also comprises user interface, and wherein when control unit enters state to be captured, by user interface, control unit informs that user can start shooting.
In one embodiment of this invention, above-mentioned image detection device also comprises the first housing and the second housing.The first housing carrying lighting source, imaging lens and imageing sensor.Second housing carrying display and picture window, wherein the second housing is suitable for removably being bonded to the primary importance on the first housing or the second position, when being bonded to the primary importance on the first housing when the second housing, imaging lens and picture window are towards equidirectional, when being bonded to the second position on the first housing when the second housing, imaging lens and picture window direction towards the opposite respectively.
In one embodiment of this invention, when being bonded to the primary importance on the first housing when the above-mentioned second housing, imaging lens and picture window are respectively towards the first eyeball and the second eyeball, and the first eyeball and the second eyeball all belong to same user.
In one embodiment of this invention, when being bonded to the second position on the first housing when the above-mentioned second housing, imaging lens and picture window are respectively towards the first eyeball and the second eyeball, and the first eyeball and the second eyeball belong to testee and operator respectively.
In one embodiment of this invention, when being bonded to the second position on the first housing when the above-mentioned second housing, display moves to second housing outside from the second housing, imaging lens and display are respectively towards the first eyeball and the second eyeball, and the first eyeball and the second eyeball belong to testee and operator respectively.
In one embodiment of this invention, the above-mentioned first housing has the first in command, and the second housing has the second in command, when the second housing is bonded to the primary importance of the first housing, the first in command and the second in command lay respectively at the relative both sides of image detection device, and the both hands for user grip respectively.
In one embodiment of this invention, at least one of them has foot rest fixing hole for the above-mentioned first housing and the second housing, with the fixing foot rest in order to support image detection device.
In one embodiment of this invention, above-mentioned image detection device also comprises control unit, be electrically connected to imageing sensor and display, wherein when control unit judges the middle section of the pupil slip chart image-position sensor of the first eyeball detected by image-position sensor, control unit order display display reminding symbol, to inform that user should the relative position of how mobile imaging camera lens and the first eyeball.
The invention provides a kind of image detecting method, it comprises provides illuminating bundle to the first eyeball, and wherein illuminating bundle is reflected into image beam by the first eyeball.Image detecting method also comprises the image entrained by detected image light beam.Image detecting method also comprises the image entrained by the second eyeball display image beam, and wherein the first eyeball and the second eyeball belong to same user.
In one embodiment of this invention, above-mentioned image detecting method also comprises when image entrained by detected image light beam, and the first eyeball is not irradiated by surround lighting.
In one embodiment of this invention, above-mentioned image detecting method, also comprise before the image entrained by detected image light beam, judge the intensity of the surround lighting that the first eyeball reflects, wherein when the intensity of surround lighting is greater than preset value, user is reminded to adjust the relative position of the first eyeball and shading piece, until the intensity of surround lighting is less than preset value.
In one embodiment of this invention, above-mentioned image detecting method also comprises and judges whether the pupil of the first eyeball is greater than preset value from the image entrained by image beam, if NO, then reminds user to adjust the relative position of the first eyeball and shading piece.
In one embodiment of this invention, if the pupil of above-mentioned first eyeball is greater than preset value, then the optical fundus of the first eyeball is detected.
In one embodiment of this invention, the pupil of above-mentioned first eyeball is greater than preset value, then inform that user can take the optical fundus of the first eyeball.
In one embodiment of this invention, above-mentioned image detecting method also comprises provides illuminating bundle to the second eyeball, and wherein illuminating bundle is reflected into another image beam by the second eyeball.Image detecting method also comprises the image detected entrained by another image beam.Image detecting method also comprises and shows image entrained by another image beam to the first eyeball.
Based on above-mentioned, the image detection device of embodiments of the invention can utilize lighting source throw light on user wherein at a glance, its eye image is delivered to imaging on imageing sensor by imaging lens, and another or other the observing of operator be shown in by the eye image that imageing sensor senses for user itself on display is seen, user can be assisted by this to take eye image with auto heterodyne mode or his bat mode.The image detecting method of embodiments of the invention can make user detect self wherein image at a glance, and another confirms the eye image that detects can to utilize user self, with assisting user adjustment capture scope.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the structural representation of the image detection device of one embodiment of the invention;
Fig. 2 A to Fig. 2 C is the schematic diagram of making corresponding prompt according to control unit in Fig. 1 embodiment according to the imaging of pupil position on the image sensor with display;
Fig. 3 A is the schematic diagram of the image detection device of another embodiment of the present invention;
Fig. 3 B is the schematic diagram according to a kind of deciliter mode of the image detection device of embodiment in Fig. 3 A;
Fig. 3 C is the schematic diagram of a kind of change according to image detection device in Fig. 3 A;
Fig. 4 is the operation chart according to the image detection device in Fig. 3 C;
Fig. 5 A is the schematic diagram of a kind of change according to the image detection device in Fig. 4;
Fig. 5 B is the schematic diagram of a kind of change according to the image detection device in Fig. 3 A;
Fig. 6 A and Fig. 6 B is the schematic diagram of a kind of change of image detection device in Fig. 3 A;
Fig. 7 is the flow chart of image detecting method in one embodiment of the invention;
Fig. 8 is the flow chart of the step of a kind of change of the detection method of embodiment according to Fig. 7.
Description of reference numerals:
10,10a: image detection device;
11: housing;
20: the first eyeballs;
100: lighting source;
120: imaging lens;
120a, 120b: lens;
130: imageing sensor;
140: display;
150: picture window;
160: shading piece;
L: illuminating bundle;
B, B ': image beam;
BT: shooting push button;
22: the second eyeballs;
UR: user;
F: optical fundus;
170: control unit;
180: user interface;
P: pupil;
CZ: middle section;
ARR: arrow;
111: the first housing;
112: the second housing;
ND: display lamp;
P1: primary importance;
P2: the second position;
PV: hinge mechanism;
PT: testee;
HC: operator;
H: foot rest fixing hole;
T: foot rest;
H1: the first in command;
H2: the second in command;
190: direction sensor;
S50, S60, S100, S100 ', S110, S200, S200 ', S210, S220, S230, S240, S300,300 ', S310, S320, S330: step.
Detailed description of the invention
Fig. 1 is the structural representation of the image detection device of one embodiment of the invention, please refer to Fig. 1.In the present embodiment, image detection device 10 is in order to detect the first eyeball 20.Image detection device 10 comprises lighting source 100, imaging lens 120, imageing sensor 130, display 140 and picture window 150.In the present embodiment, image detection device 10 can comprise housing 11, and wherein lighting source 100, imaging lens 120, imageing sensor 130, display 140 and picture window 150 are configurable in housing 11.Lighting source 100 sends illuminating bundle L, and illuminating bundle L irradiates the first eyeball 20, first eyeball 20 and illuminating bundle L is reflected into image beam B.For example, illuminating bundle L irradiates the optical fundus F in the first eyeball 20, and illuminating bundle L is reflected into image beam B by the optical fundus F of the first eyeball 20.In the present embodiment, lighting source 100 is configured in housing 11, and illuminating bundle L irradiates in the first eyeball 20 via imaging lens 120.But in other embodiments, lighting source 100 is also configurable on other appropriate locations on housing 11 or in housing 11 with the optical fundus F of first eyeball 20 that throws light on, and the present invention is not as limit.Imaging lens 120 is configured on the bang path of image beam B, and wherein imaging lens 120 can have one or more lens, and lifting two lens is in the present embodiment example, that is imaging lens 120 can comprise lens 120a and lens 120b, but not as limit.Imageing sensor 130 is configured on the bang path of image beam B, and wherein imaging lens 120 is configured between the first eyeball 20 of user and imageing sensor 130.The image that the image beam B that display 140 image sensor 130 senses is formed, display 140 can be liquid crystal display (liquidcrystaldisplay, LCD).But in other embodiments, display 140 can also be organic light emitting diode display (organiclight-emittingdiodedisplay, OLEDdisplay) or other suitable display.Before picture window 150 is configured in display 140, watch display 140 for the second eyeball 22 via picture window 150.In the present embodiment, illuminating bundle L and image beam B can be invisible light beam, and as infrared light etc., so in other embodiments, illuminating bundle L and image beam B also can be visible ray, and the present invention is not as limit.Further, image detection device 10 also can comprise shading piece 160, is configured on imaging lens 120, and around the space between imaging lens 120 and the first eyeball 20, in addition, shading piece 160 is also configurable on outside picture window 150.For example, shading piece 160 can be made by materials such as lighttight silica gel or rubber, the eye of user can rely on thereon, and extraneous light can be covered and make to be formed between the first eyeball 20 of user and image detection device 10 dark situation, and then the impact of surround lighting on the first eyeball 20 can be reduced.When the first eyeball 20 of user is under dark situation, the pupil P of the first eyeball 20 can be made naturally to amplify, and the optical fundus F of the first eyeball 20 can be irradiated and can obtain image by illuminated light beam L well.It should be noted that, in the present embodiment, because illuminating bundle L and image beam B can be invisible light beam, therefore the first eyeball 20 of user not easily makes to illuminating bundle L and image beam B the reaction that pupil P reduces, collocation shading piece 160 covers the image of surround lighting, and the pupil of user can be made still to have enough sizes to photograph the enough wide eye fundus image in visual angle need not use under the situation of the medicines such as mydriatic.So, the burden of side effect mydriatic can being avoided to bring and minimizing user.
Specifically, in the present embodiment, image detection device 10 also comprises control unit 170 and user interface 180.Control unit 170 is electrically connected to imageing sensor 130.User interface 180 is electrically connected to control unit 170, wherein when the intensity of the surround lighting that control unit 170 judges detected by imageing sensor 130 is greater than preset value, control unit 170 reminds user to adjust shading piece 160 by user interface 180, is sealed on the first eyeball 20 with shading piece 160.For example, user interface 180 can be light emitting diode (lightemittingdiode, or Organic Light Emitting Diode (organiclightemittingdiode LED), the display such as OLED), when the eye of user does not cause surround lighting to enter image detection device 10 with shading piece 160 good contact and detected by imageing sensor 130, and the surround lighting that controlled unit 170 judges received by imageing sensor 130 is when exceeding certain light intensity, control unit 170 can control user interface 180 generation flicker luminous point and be contacted well with shading piece 160 by eye to point out user, until when control unit 170 judges that surround lighting received by imageing sensor 130 is lower than certain light intensity, control unit 170 can control user interface 180 again and cancel flicker bright spot.By this, user can not need, under his human-aided situation, to take the image of the optical fundus F of its first eyeball 20 well.But in other embodiments, user interface 180 can also be flicker bright spot on display 140 or display 140 or picture, also can reach aforesaid similar effect by this.Or user interface 180 can be speech prompting system, can user be pointed out whether to focus with voice mode and the opportunity of eyes photo can be taken.In addition, image sensering device 10 also can have shooting push button BT, user can determine its eye position and to the defocused shooting push button BT that presses to take eye image.In addition, in the present embodiment, because the shape of housing 11 is symmetrical, therefore on housing 11, also may be configured with display lamp ND, the light-emitting components such as light emitting diode or other light-emitting components can be comprised, and can aim at the first eyeball 20 (as measured eye) in order to indicate which picture window of user.For example, as shown in fig. 1, display lamp ND is configured in the upper left side of the picture window 150 of left.User can be avoided by this to obscure.
In addition, control unit 170 also can be electrically connected to imaging lens 120 and imageing sensor 130.Wherein, control unit 170 can be focused to the pupil P of the first eyeball 20 by order imaging lens 120, and when control unit 170 judges that the picture size of the pupil P that imageing sensor 130 senses is greater than preset value, control unit 170 enters state to be captured.Further, when control unit 170 enters state to be captured, control unit 170 also order imaging lens 120 is focused to the optical fundus F of the first eyeball 20.By this, image detection device 10 can confirm that whether the size of the pupil P of the first eyeball 20 of user is enough with the image photographing required optical fundus F.Further, when control unit 170 enters state to be captured, by user interface 180, control unit 170 informs that user can start shooting.So, user can utilize image detection device 10 automatically to detect the pupil P size of user itself, and automatically assists prompting user to be adjusted to good image capture conditions.User can be made to be completed the eye imaging of self by one's own efforts, and then the convenience taking eye image is increased, and still can maintain good shooting quality.For example, sufferer can regularly detect its eye fundus image at home, and collocation utilizes the facility system of tele-medicine to send eye fundus image to doctor for diagnosis, can be easy to the tracing study of disease of eye.
Or control unit 170 can be electrically connected to imageing sensor 130 and display 140.Wherein, when control unit 170 judges the middle section CZ of the pupil P slip chart image-position sensor 130 of the first eyeball 20 detected by image-position sensor 130, control unit 170 order display 140 display reminding symbol, to inform that user should the relative position of how mobile imaging camera lens 120 and the first eyeball 20.For example, please refer to Fig. 2 A to Fig. 2 C.In fig. 2, when control unit 170 judges that the imaging of the pupil P of the first eyeball 20 is positioned at the below of the middle section CZ of imageing sensor 130, control unit 170 meeting order display 140 shows prompt upwards, i.e. arrow A RR upwards in Fig. 2 A, adjusts the relative position of the pupil P of the first eyeball 20 and imaging lens 120 upwards to indicate user.In the same manner, also as shown in Figure 2 B, display 140 shows the arrow A RR to upper right, and the relative position of the pupil P and imaging lens 120 that user can be indicated to adjust the first eyeball 20, to upper right, can be aligned to make the image of the first eyeball 20 well and take.Also similar to effect of above-mentioned Fig. 2 A and Fig. 2 B shown in Fig. 2 C, do not repeat them here.In other embodiments, the shape size of the shape size of middle section CZ and the prompt shown by display 140 can be different according to the design of reality, and the present invention is not as limit.
Fig. 3 A is the schematic diagram of the image detection device of another embodiment of the present invention, please refer to Fig. 3 A.In the present embodiment, image detection device 10a is similar to the image detection device 10 in Fig. 1 embodiment.But image detection device 10a also can comprise the first housing 111 and the second housing 112.The first housing 111 carries lighting source 100, imaging lens 120 and imageing sensor 130.The second housing 112 carries display 140 and picture window 150, and wherein the second housing 112 is suitable for removably being bonded to the primary importance P1 on the first housing 111 or second position P2.Please refer to Fig. 3 B and Fig. 3 C again.For example, in the present embodiment, the first housing 111 and the second housing 112 carry out pivot joint by the hinge mechanism PV in such as Fig. 3 B, therefore the first housing 111 can rotate relative to the second housing 112, to change the binding site of the first housing 111 and the second housing 112, that is primary importance P1 and second position P2.When the second housing 112 is bonded to the primary importance P1 on the first housing 111, that is during situation shown in Fig. 3 A, imaging lens 120 and picture window 150 are towards equidirectional.And when the second housing 112 of image detection device 10a is bonded to the second position P2 on the first housing 111, that is as shown in Figure 3 C, imaging lens 120 and picture window 150 direction towards the opposite respectively.Wherein, the right position of the first housing in above-mentioned image detection device 10a 111 and the second housing 112 and deciliter mechanism and dynamic embodiments of the invention as an example, the present invention is not as limit.
For example, as shown in Figure 3A, when the second housing 112 is bonded to the primary importance P1 on the first housing 111, imaging lens 120 and picture window 150 are respectively towards the first eyeball 20 and the second eyeball 22, and the first eyeball 20 and the second eyeball 22 all belong to same user.That is, user can be similar to the mode of viewing binocular telescope, the first housing 111 with imaging lens 120 is utilized to observe the first eyeball 20, and watch by the information in the second housing 112 shown by user interface 180 with the second eyeball 22, or user can listen to user interface 180 voice instruction adjust.Wherein, the first eyeball 20 is in figure 3 a exemplified as the right eye that the left eye of user and the second eyeball 22 are exemplified as user, but the first eyeball 20 also can be right eye and the second eyeball 22 also can be left eye in other embodiments, and the present invention is not as limit.It should be noted that, in Fig. 3 A to Fig. 3 C, the left eye of user is for illustrating the present embodiment for measuring eye and right eye for observing eye, the present invention is not as limit, image detection device about 10a also can overturn and make right eye for measuring eye and left eye for observing eye by user, and then can measure the eye image of user self two.
Please refer to Fig. 4, when the second housing 112 is bonded to the second position P2 on the first housing 111, imaging lens 120 and picture window 150 are respectively towards the first eyeball 20 and the second eyeball 22, and the first eyeball 20 and the second eyeball 22 belong to testee PT and operator HC respectively.That is, first eyeball 20 of testee PT can aim at the first housing 111 with imaging lens 120, and second eyeball 22 of operator HC can aim at user interface 180 in the picture window 150 of the second housing 112 to watch information, or listen to the voice instruction at user interface 180, or the image information of first eyeball 20 of testee PT can be watched by display 140.By this, image detection device 10a utilizes the first housing 111 combination different from the second housing 112 and the user UR that allows that can reach as shown in Figure 3A takes effect of the eye image of oneself voluntarily, and the operator HC (being such as medical personnel etc.) that allows that also can reach as shown in Figure 4 watches and takes the eye image of testee PT.By this, the convenience that eye image detects can be increased, and then promote the quality of health care.
Specifically, as shown in Figure 5A, when the second housing 112 is bonded to the second position P2 on the first housing 111, it is outside that display 140 can move to the second housing 112 from the second housing 112, imaging lens 120 and display 140 are respectively towards the first eyeball 20 and the second eyeball 22, and the first eyeball 20 and the second eyeball 22 belong to testee PT and operator HC respectively.So, operator HC can watch the display 140 being positioned at the second housing 112 outside, and can not eye alignment picture window 150, and then increases the convenience on using, and can reach to avoid infection and save and change or the expense of sterilization shading piece 160.In addition at least one of them has foot rest fixing hole H to the first housing 111 with the second housing 112, can in order to the fixing foot rest T in order to support image detection device.By the installing foot rest T when taking, operator HC Absorbable organic halogens ground detects the eye image of testee PT and reduces because rocking the situation causing shooting failed.It should be noted that the embodiment at Fig. 5 A, foot rest T is that citing is fixed under the first housing 111, and right the present invention is not as limit.
In addition, as shown in Figure 5 B, the first housing 111 has first in command H1, and the second housing 112 has second in command H2.When the second housing 112 is bonded to the primary importance P1 of the first housing 111, first in command H1 and second in command H2 lay respectively at the relative both sides of image detection device 10a, and the both hands for user UR grip respectively.By first in command H1, second in command H2, user UR can hold steady image detection device 10a by both hands well, and then can increase degree of stability and the image quality of user auto heterodyne eye image.Further, be aided with foot rest T, the shooting condition of image detection device 10a and user UR or experimenter PT can be made better and do not have and shake too much or rock, to promote success rate and the degree of stability of shooting eye fundus image.
Wherein, image detection device 10a also can comprise direction sensor 190 (orientationsensor).As shown in Fig. 6 A and Fig. 6 B, be reversed as image detection device 10a and make the first housing 111 with the second housing 112 place-exchange time, direction sensor 190 can detect this change, and this change can be supplied to control unit 170.Accordingly, image detected by visual detector 130 can be done upset according to this change and correct by control unit 170, to make user UR no matter when measuring the first eyeball 20 of self (situation as shown in Figure 6A), or when measuring self the second eyeball 22 (situation as shown in Figure 6B) all can by display 140 watch overturn with image detection device 10a before detected by the identical in fact image of eye image, and then make the shooting more intuitive of eye image, in order to user UR oneself shooting eye image.
Fig. 7 is the flow chart of image detecting method in one embodiment of the invention.Please refer to Fig. 7, in the present embodiment, its equipment mechanism can refer to the image detection device of the embodiment of Fig. 1 and Fig. 3 A, does not repeat them here.And image detecting method comprises and provides illuminating bundle L to the first eyeball 20, wherein illuminating bundle L is reflected into image beam B (step S100) by the first eyeball 20.In the present embodiment, be such as utilize lighting source 100 to provide illuminating bundle L.Image detecting method also comprises the image (step S200) entrained by detected image light beam B, in the present embodiment, and such as, image for utilizing imageing sensor 130 sensing image light beam B to be formed.Image detecting method also comprises and shows image (step S300) entrained by image beam B to the second eyeball 22, and wherein the first eyeball 20 and the second eyeball 22 belong to same user UR.In the present embodiment, be such as the image utilizing the image beam B of display 140 to the first eyeball 20 that the second eyeball 22 image sensor 130 senses to be formed.So, user UR not only can detect the eye image of its first eyeball 20, and user UR can also assist shooting or observe the eye image of its first eyeball 20 by the second eyeball 22, and then increases the accuracy rate of shooting eye image.
In addition, image detecting method also can comprise when image entrained by detected image light beam B, makes the first eyeball 20 not irradiate (step S210) by surround lighting.In the present embodiment, such as make to be formed between the first eyeball 20 of user and image detection device 10 dark situation for utilizing shading piece 160 to cover extraneous light, and then the impact of surround lighting on the first eyeball 20 can be reduced.Further, image detecting method also comprised before the image entrained by detected image light beam B, judged the intensity (step S110) of the surround lighting that the first eyeball 20 reflects.In the present embodiment, the intensity such as, for utilizing control unit 170 to judge the surround lighting detected by imageing sensor 130.Wherein, when the intensity of surround lighting is greater than preset value, user UR is reminded to adjust the relative position (step S50) of the first eyeball 20 and shading piece 160, until the intensity of surround lighting is less than preset value.In the present embodiment, such as, for utilizing control unit 170 to remind user to adjust shading piece 160 by user interface 180, be sealed on the first eyeball 20 with shading piece 160, until the intensity of surround lighting is less than preset value.So, surround lighting can be reduced and eye image is detected to the impact caused, make the quality increase of eye image be beneficial to diagnosis.
In the present embodiment, image detecting method also can comprise and judges whether the pupil P of the first eyeball 20 is greater than preset value (step S220) from the image entrained by image beam B, in the present embodiment, the picture size such as, for utilizing control unit 170 to judge the pupil P that imageing sensor 130 senses.If NO, then user is reminded to adjust the relative position (step S60) of the first eyeball 20 and shading piece 160.In the present embodiment, such as, for utilizing control unit 170 to remind user to adjust the position of eye and image sensering device 10 by user interface 180.If yes, that is the pupil P of the first eyeball 20 is greater than preset value, then detect the optical fundus F (step S230) of the first eyeball 20 in the present embodiment, such as, for making control unit 170 enter state to be captured.In addition, when the pupil P of the first eyeball 20 is greater than preset value, then inform that user UR can take the optical fundus F (step S240) of the first eyeball 20, in the present embodiment, such as when control unit 170 enters state to be captured, by user interface 180, control unit 170 informs that user can start shooting.The mode of its prompting user and details thereof can refer to the embodiment of Fig. 1, Fig. 2 A to Fig. 2 C, do not repeat them here.Wherein, the preset value of the size of pupil P can be formulated, precisely because size is enough to allow user photograph the eye image that can provide diagnosis according to clinical practice demand.By this, good eye image can be obtained when oneself takes by assisting user UR, diagnose for medical personnel.
In addition, after the second eyeball 22 being shown to the image (step S300) entrained by image beam B, image detecting method also can comprise and please be confirmed whether to start to take (step S310) by user.In the present embodiment, such as in order to utilize user interface 180 to inform, user can start shooting.If NO, then user UR is allowed to adjust it for shooting eye state (step S320).For example, user UR can observe the eye image of its left eye by its right eye, and the eyes that can adjust left eye are by this to the state for shooting, as angle or the position of eyes.As user UR confirms shooting, then start to take (step S330).In the present embodiment, user such as can press shooting push button BT to take eye image.By this, but the instruction that user UR can rely on another people is assisted and still oneself photographs good eye image, and convenience and the efficiency of taking eye image also can promote, such as sufferer can take eye image at home voluntarily at any time, and it is diagnosed and is easy to follow the trail of medical history to utilize Telemedicine System to be sent to medical personnel's confession, can save medical treatment cost and promote Medical Quality.
More specifically, flow chart as shown in Figure 8, image detecting method in the present embodiment also can comprise provides illuminating bundle L to the second eyeball 22.Wherein, such as, shown in Fig. 6 B, illuminating bundle L is reflected into another image beam B ' (step S100 ') by the second eyeball 22.Image detecting method also comprises and detects image entrained by another image beam B ' (step S200 ').Image detecting method also comprises and shows image entrained by another image beam B ' (step 300 ') to the first eyeball 20.That is, as in Fig. 6 A and Fig. 6 B, image detection device 10a flip angle is made the place-exchange of the first housing 111 and the second housing 112, also and exchange detect eye with observe eye, user UR can detect the eye image of its first eyeball 20 and the second eyeball 22 by this respectively, can diagnose as more complete image document to provide medical personnel.
In sum, in an embodiment of the present invention, user is by the prompting of user interface vision or audition in image sensering device, or the eye image shown by display is to aim at pupil and to reach good shooting condition, and then independently can take the eye fundus image of oneself, diagnose tracking in order to medical personnel.Further, image sensering device also deformable and make display and imaging lens direction towards the opposite, and operator can be made to observe the eye image of the testee shown by display, and then the effect that image detection device also can be made to have him clap.In addition, the eye of user can be blocked part around, and the impact that shielding ambient light is measured eye image.And, when lighting source is the invisible light sources such as infrared ray, collocation shading piece can make to form dark situation between eye to be measured and imaging lens, and the pupil of eye to be measured can be made naturally to expand and be easy to take eye image, so can avoid the side effect using the medicines such as mydriatic to bring, and then can reduce because of the burden of long-term eye image tracking to sufferer.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (16)
1. an image detection device, in order to detect the first eyeball, is characterized in that, this image detection device comprises:
Lighting source, sends illuminating bundle, this first eyeball of this illumination beam, and this illuminating bundle is reflected into image beam by this first eyeball;
Imaging lens, is configured on the bang path of this image beam;
Imageing sensor, is configured on the bang path of this image beam, and wherein this imaging lens is configured between this first eyeball and this imageing sensor;
Display, shows the image that this image beam that this imageing sensor senses is formed; And
Picture window, before being configured in this display, watches this display for Second Sight ball warp by this picture window;
The first housing, carries this lighting source, this imaging lens and this imageing sensor;
The second housing, carry this display and this picture window, wherein this second housing is suitable for the primary importance that is removably bonded to or is bonded to rotationally on this first housing or the second position, when being bonded to this primary importance on this first housing when this second housing, this imaging lens and this picture window are towards equidirectional, when being bonded to this second position on this first housing when this second housing, this imaging lens and this picture window direction towards the opposite respectively;
Shading piece, is configured on this imaging lens, and around the space between this imaging lens and this first eyeball;
Control unit, is electrically connected to this imageing sensor; And
User interface, be electrically connected to this control unit, wherein when the intensity of the surround lighting that this control unit judges detected by this imageing sensor is greater than preset value, this control unit, by this user interface prompts user adjustment shading piece, makes this shading piece be sealed on this first eyeball.
2. image detection device according to claim 1, is characterized in that, this illuminating bundle and this image beam are invisible light beam.
3. image detection device according to claim 1, it is characterized in that, this control unit is electrically connected to this imaging lens, and when this control unit judges that the picture size of the pupil that this imageing sensor senses is greater than preset value, this control unit enters state to be captured.
4. image detection device according to claim 3, is characterized in that, when this control unit enters this state to be captured, the focusing of this this imaging lens of control unit order is to the optical fundus of this first eyeball.
5. image detection device according to claim 4, is characterized in that, when this this imaging lens of control unit order focusing to this first eyeball optical fundus after, this control unit by this user interface inform user can start shooting.
6. image detection device according to claim 1, it is characterized in that, when being bonded to this primary importance on this first housing when this second housing, this imaging lens and this picture window are respectively towards this first eyeball and this second eyeball, and this first eyeball and this second eyeball all belong to same user.
7. image detection device according to claim 1, it is characterized in that, when being bonded to this second position on this first housing when this second housing, this imaging lens and this picture window are respectively towards this first eyeball and this second eyeball, and this first eyeball and this second eyeball belong to testee and operator respectively.
8. image detection device according to claim 1, it is characterized in that, when being bonded to this second position on this first housing when this second housing, this imaging lens and this display are respectively towards this first eyeball and this second eyeball, and this first eyeball and this second eyeball belong to testee and operator respectively.
9. image detection device according to claim 1, it is characterized in that, this first housing has the first in command, and this second housing has the second in command, when this second housing is bonded to this primary importance of this first housing, this first in command and this second in command lay respectively at the relative both sides of this image detection device, and the both hands for user grip respectively.
10. image detection device according to claim 1, is characterized in that, at least one of them has foot rest fixing hole for this first housing and this second housing, with the fixing foot rest in order to support this image detection device.
11. image detection devices according to claim 1, it is characterized in that, this control unit is electrically connected to this display, wherein when the pupil of this first eyeball that this control unit judges detected by this imageing sensor departs from the middle section of this imageing sensor, this display display reminding symbol of this control unit order, to inform that user should the relative position of how mobile imaging camera lens and this first eyeball.
12. 1 kinds of image detecting methods, is characterized in that, comprising:
There is provided illuminating bundle to the first eyeball, wherein this illuminating bundle is reflected into image beam by this first eyeball;
Detect the image entrained by this image beam, before detecting the image entrained by this image beam, judge the intensity of the surround lighting that this first eyeball reflects, wherein when the intensity of this surround lighting is greater than preset value, user is reminded to adjust the relative position of this first eyeball and shading piece, until the intensity of this surround lighting is less than this preset value; And
Show the image entrained by this image beam to the second eyeball, wherein this first eyeball and this second eyeball belong to same user.
13. image detecting methods according to claim 12, it is characterized in that, also comprise and judge whether the pupil of this first eyeball is greater than preset value from this image entrained by this image beam, if NO, then remind user to adjust the relative position of this first eyeball and shading piece.
14. image detecting methods according to claim 13, is characterized in that, if this pupil of this first eyeball is greater than preset value, then detect the optical fundus of this first eyeball.
15. image detecting methods according to claim 13, is characterized in that, if this pupil of this first eyeball is greater than preset value, then inform that this user can take the optical fundus of this first eyeball.
16. image detecting methods according to claim 12, is characterized in that, also comprise:
There is provided this illuminating bundle to this second eyeball, wherein this illuminating bundle is reflected into another image beam by this second eyeball;
Detect this image entrained by another image beam; And
Image entrained by this another image beam is shown to this first eyeball.
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| CN108433699B (en) * | 2018-06-07 | 2024-07-12 | 杭州瞳创医疗科技有限公司 | Binocular fundus camera equipment |
| CN112190227B (en) * | 2020-10-14 | 2022-01-11 | 北京鹰瞳科技发展股份有限公司 | Fundus camera and method for detecting use state thereof |
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