CN103654715A - Image detection device and image detection method - Google Patents
Image detection device and image detection method Download PDFInfo
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- CN103654715A CN103654715A CN201210358035.3A CN201210358035A CN103654715A CN 103654715 A CN103654715 A CN 103654715A CN 201210358035 A CN201210358035 A CN 201210358035A CN 103654715 A CN103654715 A CN 103654715A
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Abstract
The invention provides an image detection device and an image detection method. The image detection device is used for detecting a first eyeball and comprises a lighting source, an imaging lens, an image sensor, a displayer and a viewing window. The lighting source emits lighting beams, the light beams are irradiated onto the first eyeball, and the first eyeball reflects the light beams into image beams. The imaging lens is arranged on a transfer path of the lighting beams. The image sensor is arranged on the transfer path of the lighting beams, and the imaging lens is arranged between the first eyeball of a user and the image sensor. The displayer displays images formed by the image beams. The viewing window is arranged in front of the displayer and used for a second eyeball to view the displayer.
Description
Technical field
The invention relates to a kind of image detection device and image detecting method, and particularly relevant for a kind of in order to detect image detection device and the image detecting method of eyeball.
Background technology
The disease that eyes are relevant in recent years has the trend increasing gradually along with people's lifestyle.Such as the caused detachment of retina of high myopia or the caused macular diseases of diabetes chronic diseases, affected the life of many sufferers.In the pathological changes of these common eyes, its clinical diagnosis mode major part is to be observed and taken retina, macula area and the microvascular distribution thereof that is positioned at optical fundus by desk-top ophthalmofundoscope.When optical fundus occurs blood vessel hyperplasia or breaks, such as symptoms such as macular diseases hemorrhages, very easily cause sensitization on retina to distinguish cone cell and the staff cell death of color, and make sufferer DE.Therefore,, on ocular disease diagnosis and prevention and health care, the observation of the image on optical fundus and tracking are extremely important.
Generally speaking, reason due to the pupil size restriction of human eye, when observe taking eye fundus image, can use the medicines such as mydriatic and make ciliary muscle relaxation and then amplify pupil, and still need with a plurality of angles through repeatedly take just can get wide viewing angle more eye fundus image for diagnosis.Yet traditional ophthalmofundoscope volume is large, expensive, and it utilizes visible ray as illumination, under the mydriatic situation of sufferer, continuing to take eye fundus image with visible ray may increase sufferer eyes burden or produce sense of discomfort.While in addition, taking eye fundus image, need to there be professional medical personnel to operate ophthalmofundoscope and through repeatedly taking and can obtain the eye fundus image compared with complete display.Take the difficulty of eye fundus image and take the required time and 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 be in order to detect the image of eyeball.
The invention provides a kind of image detecting method, can make user detect voluntarily the image of its eyeball.
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 the first eyeball, and the first eyeball is reflected into image beam by illuminating bundle.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 first eyeball and imageing sensor of user.The formed image of image beam that display image sensor senses.Picture window is configured in before display, for Second Sight ball warp, by picture window, watches display.
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, be 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 detected environment light intensity of control unit judgement imageing sensor is greater than preset value, control unit reminds user to adjust shading piece by user interface, with shading piece, is sealed on the first eyeball.
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 treats shooting state.
In one embodiment of this invention, above-mentioned image detection device, wherein, when control unit enters until shooting state, 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 until shooting state, control unit informs that by user interface user can start to take.
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 being removably bonded to primary importance or the second position on the first housing, when the second housing is bonded to the primary importance on the first housing, imaging lens and picture window are towards equidirectional, when the second housing is bonded to the second position on the first housing, imaging lens and picture window be direction towards the opposite respectively.
In one embodiment of this invention, when the above-mentioned second housing is bonded to the primary importance on the first housing, imaging lens and picture window be 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 the above-mentioned second housing is bonded to the second position on the first housing, imaging lens and picture window be respectively towards the first eyeball and the second eyeball, and the first eyeball and the second eyeball belong to respectively testee and operator.
In one embodiment of this invention, when the above-mentioned second housing is bonded to the second position on the first housing, display moves to second housing outside from the second housing, imaging lens and display be respectively towards the first eyeball and the second eyeball, and the first eyeball and the second eyeball belong to respectively testee and operator.
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, for the both hands of 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, to fix to support the foot rest of 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 the middle section of the pupil slip chart image-position sensor of detected the first eyeball of control unit judgement image-position sensor, control unit order display display reminding symbol, to inform the how relative position of mobile imaging camera lens and the first eyeball of user.
The invention provides a kind of image detecting method, it comprises provides illuminating bundle to the first eyeball, and wherein the first eyeball is reflected into image beam by illuminating bundle.Image detecting method also comprises the image that detected image light beam is entrained.Image detecting method also comprises that to the second eyeball displayed map, as the entrained image of light beam, 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 the entrained image of detected image light beam, makes the first eyeball not irradiated by surround lighting.
In one embodiment of this invention, above-mentioned image detecting method, also comprised before the entrained image of detected image light beam, judge the environment light intensity that the first eyeball reflects, wherein when environment light intensity is greater than preset value, remind user to adjust the relative position of the first eyeball and shading piece, until environment light intensity is less than preset value.
In one embodiment of this invention, above-mentioned image detecting method also comprises from the entrained image of image beam judging whether the pupil of the first eyeball is greater than preset value, if NO, 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 the first eyeball is greater than preset value, detect the optical fundus of the first eyeball.
In one embodiment of this invention, the pupil of above-mentioned the first eyeball is greater than preset value, informs 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 the second eyeball is reflected into another image beam by illuminating bundle.Image detecting method also comprises the entrained image of another image beam of detection.Image detecting method also comprises the first eyeball is shown to the image that another image beam is entrained.
Based on above-mentioned, the image detection device of embodiments of the invention can utilize wherein a glance of lighting source illumination user, its eye image is delivered to imaging on imageing sensor by imaging lens, and the eye image sensing on imageing sensor is shown in to another or other the observing of operator for user itself on display and sees, can assist by this user 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 of a glance, and the eye image that can utilize another confirmation of user self to detect, and with assisting user, adjusts 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 is according to the position being imaged on imageing sensor of pupil, to make the schematic diagram of corresponding prompting symbol according to control unit in Fig. 1 embodiment with display to Fig. 2 C;
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 according to a kind of variation of 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 according to a kind of variation of the image detection device in Fig. 4;
Fig. 5 B is the schematic diagram according to a kind of variation of the image detection device in Fig. 3 A;
Fig. 6 A and Fig. 6 B are the schematic diagrams of a kind of variation of the 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 according to the step of a kind of variation of the detection method of the embodiment of 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.
The specific embodiment
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, the first eyeballs 20 illuminating bundle L is reflected into image beam B.For example, illuminating bundle L irradiates in the optical fundus F of the first eyeball 20, and the optical fundus F of the first eyeball 20 is reflected into image beam B by illuminating bundle L.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.Yet in other embodiments, also configurable other appropriate locations on housing 11 or in housing 11 are with the optical fundus F of first eyeball 20 that throws light on for lighting source 100, 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 in the present embodiment two lens is 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 first eyeball 20 and imageing sensor 130 of user.The formed image of image beam B that display 140 image sensor 130 sense, display 140 can be liquid crystal display (liquid crystal display, LCD).Yet in other embodiments, display 140 can also be organic light emitting diode display (organic light-emitting diode display, OLED display) or other suitable display.Picture window 150 is configured in before display 140, for the second eyeball 22, via picture window 150, watches display 140.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.And image detection device 10 also can comprise shading piece 160, be 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 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 can cover extraneous light and make the first eyeball 20 of user and image detection device 10 between form dark situation, and then can reduce the impact of surround lighting on the first eyeball 20.When the first eyeball 20 of user is under dark situation, can make the pupil P of the first eyeball 20 naturally 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, so the first eyeball 20 of user is difficult for illumination beam L and image beam B makes the reaction that pupil P dwindles, collocation shading piece 160 covers the image of surround lighting, can make the pupil of user under the situation that needn't use the medicines such as mydriatic, still have enough sizes to photograph the enough wide eye fundus image in visual angle.So, can avoid the side effect that mydriatic brings and reduce the burden of 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 detected environment light intensity of control unit 170 judgement imageing sensor 130 is greater than preset value, control unit 170 reminds user to adjust shading piece 160 by user interface 180, with shading piece 160, is sealed on the first eyeball 20.For example, user interface 180 can be light emitting diode (light emitting diode, LED) or Organic Light Emitting Diode (organic light emitting diode, 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 contacts and detected by imageing sensor 130, and controlled unit 170 judges when the received surround lighting of imageing sensors 130 surpasses certain light intensity, control unit 170 can be controlled user interface 180 and produce flicker luminous point to point out user that eye is contacted well with shading piece 160, until the received surround lighting of control unit 170 judgement imageing sensors 130 is during lower than certain light intensity, control unit 170 can be controlled user interface 180 again and cancel flicker bright spot.By this, user can not need, under his human-aided situation, to take well the image of the optical fundus F of its first eyeball 20.Yet in other embodiments, user interface 180 can also be flicker bright spot or the picture on display 140 or display 140, also can reach by this aforesaid similar effect.Or user interface 180 can be speech prompting system, the opportunity that can point out user whether to focus and can take eyes photo with voice mode.In addition, image sensering device 10 also can have shooting push button BT, user can definite 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, can comprise the light-emitting components such as light emitting diode or other light-emitting components, and can be in order to indicate which picture window of user can aim at the first eyeball 20 (as measured eye).For example, as shown in fig. 1, display lamp ND is configured in the upper left side of the picture window 150 of left.Can avoid by this user 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 order imaging lens 120 focusings to the pupil P of the first eyeball 20, and when control unit 170 judges that the picture size of the pupil P that imageing sensors 130 sense is greater than preset value, control unit 170 enters treats shooting state.And when control unit 170 enters until shooting state, control unit 170 also orders imaging lens 120 focusings to the optical fundus F of the first eyeball 20.By this, image detection device 10 can confirm that the size of pupil P of the first eyeball 20 of user is whether enough to photograph the image of required optical fundus F.And when control unit 170 enters until shooting state, control unit 170 informs that by user interface 180 user can start to take.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.Can make user be completed by one's own efforts the eye imaging of self, and then the convenience of 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 arranges in pairs or groups and utilize 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 the middle section CZ of the pupil P slip chart image-position sensor 130 of detected the first eyeball 20 of control unit 170 judgement image-position sensor 130, control unit 170 order display 140 display reminding symbols, to inform the how relative position of mobile imaging camera lens 120 and the first eyeball 20 of user.For example, please refer to Fig. 2 A to Fig. 2 C.In Fig. 2 A, when judging the imaging of the pupil P of the first eyeballs 20, control unit 170 is positioned at the below of the middle section CZ of imageing sensor 130, control unit 170 can show prompting symbol upwards by order display 140, be the arrow A RR making progress in Fig. 2 A, to indicate user to adjust the pupil P of the first eyeball 20 and the relative position of imaging lens 120 upwards.In the same manner, also as shown in Figure 2 B, display 140 shows the arrow A RR to upper right, can indicate user to adjust the pupil P of the first eyeball 20 and the relative position of imaging lens 120 to upper right, so that the image of the first eyeball 20 can be aligned well and take.Also similar to the 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 prompting symbol that the shape size of middle section CZ and display 140 are shown can be different according to actual design, 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.Yet image detection device 10a also can comprise the first housing 111 and the second housing 112.The first housing 111 carrying lighting source 100, imaging lens 120 and imageing sensors 130.The second housing 112 carrying display 140 and picture window 150, wherein the second housing 112 is suitable for being removably bonded to primary importance P1 or the second position P2 on the first housing 111.Please refer to again Fig. 3 B and Fig. 3 C.For example, in the present embodiment, the first housing 111 can carry out pivot joint by the hinge mechanism PV as in Fig. 3 B with the second housing 112, 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 the situation shown in Fig. 3 A, imaging lens 120 with picture window 150 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 difference direction towards the opposite.Wherein, the position, left and right of the first housing in above-mentioned image detection device 10a 111 and the second housing 112 and deciliter mechanism and moving 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 is with picture window 150 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 watching binocular telescope, utilization has the first housing 111 observation first eyeballs 20 of imaging lens 120, and watch the shown information in user interface 180 in the second housing 112 with the second eyeball 22, or the voice indication that user can be listened to user interface 180 adjusts.Wherein, at the first eyeball 20 shown in Fig. 3 A, be exemplified as the left eye of user and the second eyeball 22 is exemplified as the right eye of user, yet the first eyeball 20 also can be right eye and the second eyeball 22 also can be left eye in other embodiments, the present invention is not as limit.It should be noted that, at Fig. 3 A, to the left eye of user in Fig. 3 C, for measuring eye right eye, for observing eye, be for illustrating the present embodiment, the present invention is not as limit, user also can make right eye for measuring eye left eye for observing eye the upset of image detection device 10a left and right, and then can measure the eye image of two of user self.
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 is with picture window 150 respectively towards the first eyeball 20 and the second eyeball 22, and the first eyeball 20 and the second eyeball 22 belong to respectively testee PT and operator HC.That is, the first eyeball 20 of testee PT can be aimed at the first housing 111 with imaging lens 120, and the second eyeball 22 of operator HC can be aimed at user interface 180 in the picture window 150 of the second housing 112 to watch information, or listen to the voice indication at user interface 180, or can be watched by display 140 image information of the first eyeball 20 of testee PT.By this, image detection device 10a utilizes the first housing 111 combination different from the second housing 112 and can reach the effect that allows user UR take voluntarily the eye image of oneself as shown in Figure 3A, and the operator HC (such as being medical personnel etc.) that allows that also can reach as shown in Figure 4 watches and take the eye image of testee PT.By this, can increase the convenience that eye image detects, 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, display 140 can move to the second housing 112 outsides from the second housing 112, imaging lens 120 is with display 140 respectively towards the first eyeball 20 and the second eyeball 22, and the first eyeball 20 and the second eyeball 22 belong to respectively testee PT and operator HC.So, operator HC can watch the display 140 that is positioned at the second housing 112 outsides, and can not will eye alignment picture window 150, and then the convenience increase using, and can reach and 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 be in order to fixing in order to support the foot rest T of image detection device.By install foot rest T when taking, operator HC can stably detect the eye image of testee PT and reduce because rocking and cause taking failed situation.It should be noted that the embodiment at Fig. 5 A, foot rest T is for being fixed on for example under the first housing 111, and so 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, for the both hands of 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.And, being aided with foot rest T, the shooting condition that can make image detection device 10a and user UR or experimenter PT is compared with good and do not have too many vibrations or rock, to promote success rate and the degree of stability of taking eye fundus image.
Wherein, image detection device 10a also can comprise direction sensor 190 (orientation sensor).As shown in Fig. 6 A and Fig. 6 B, when image detection device 10a is reversed and while making the place-exchange of the first housing 111 and the second housing 112, direction sensor 190 can detect this variation, and this variation can be offered to control unit 170.Accordingly, control unit 170 can change the detected image of visual detector 130 is done to upset correction according to this, so that user UR is no matter when measuring the first eyeball 20 of self (situation as shown in Figure 6A), or (situation as shown in Figure 6B) all can watch the image identical in fact with detected eye image before image detection device 10a upset by display 140 when measuring the second eyeball 22 of self, and then the shooting that makes eye image intuitive more, in order to user UR oneself, take 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, with reference to the image detection device of the embodiment of Fig. 1 and Fig. 3 A, not repeat them here.And image detecting method comprises illuminating bundle L to the first eyeball 20 is provided, wherein the first eyeball 20 is reflected into image beam B (step S100) by illuminating bundle L.In the present embodiment, be for example to utilize lighting source 100 that illuminating bundle L is provided.Image detecting method also comprises the image (step S200) that detected image light beam B is entrained, in the present embodiment, and for example, for utilizing the formed image of imageing sensor 130 sensing image light beam B.Image detecting method also comprises the entrained image (step S300) to the second eyeball 22 demonstration image beam B, and wherein the first eyeball 20 and the second eyeball 22 belong to same user UR.In the present embodiment, be for example the formed image of image beam B that utilizes the first eyeball 20 that 140 pairs of the second eyeball 22 image sensor 130 of display sense.So, user UR not only can detect the eye image of its first eyeball 20, and user UR can also assist the eye image of taking or observing its first eyeball 20 by the second eyeball 22, and then increases the accuracy rate of taking eye image.
In addition, image detecting method also can comprise when the entrained image of detected image light beam B, makes the first eyeball 20 not be subject to surround lighting to irradiate (step S210).In the present embodiment, for example for utilizing shading piece 160 to cover extraneous light, make to form dark situation between the first eyeball 20 of user and image detection device 10, and then can reduce the impact of surround lighting on the first eyeball 20.And image detecting method also comprised before the entrained image of detected image light beam B, the environment light intensity (step S110) that judgement the first eyeball 20 reflects.In the present embodiment, for example, for utilizing the detected environment light intensity of control unit 170 judgement imageing sensor 130.Wherein, when environment light intensity is greater than preset value, prompting user UR adjusts the relative position (step S50) of the first eyeball 20 and shading piece 160, until environment light intensity is less than preset value.In the present embodiment, for example, for utilizing control unit 170 to remind user to adjust shading piece 160 by user interface 180, with shading piece 160, be sealed on the first eyeball 20, until environment light intensity is less than preset value.So, can reduce surround lighting and eye image be detected to the impact causing, make the quality increase of eye image be beneficial to diagnosis.
In the present embodiment, image detecting method also can comprise from the entrained image of image beam B and judges whether the pupil P of the first eyeball 20 is greater than preset value (step S220), in the present embodiment, for example, for utilizing control unit 170 to judge the picture size of the pupil P that imageing sensors 130 sense.If NO, remind user to adjust the relative position (step S60) of the first eyeball 20 and shading piece 160.In the present embodiment, for example, 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, detects the optical fundus F (step S230) of the first eyeball 20 in the present embodiment, for example, for control unit 170 is entered, treat shooting state.In addition, when the pupil P of the first eyeball 20 is greater than preset value, inform that user UR can take the optical fundus F (step S240) of the first eyeball 20, in the present embodiment, for example, when control unit 170 enters until shooting state, control unit 170 informs that by user interface 180 user can start to take.Its prompting mode of user and details thereof can be with reference to Fig. 1, Fig. 2 A the embodiment to Fig. 2 C, do not repeat them here.Wherein, the big or small preset value of pupil P can be formulated according to clinical practice demand, precisely because size is enough to allow user photograph the eye image that diagnosis can be provided.By this, can when oneself takes, obtain good eye image by assisting user UR, for medical personnel, diagnose.
In addition, the second eyeball 22 is being shown after the entrained image (step S300) of 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, for example, for utilizing user interface 180 to inform that user can start to take.If NO, allow user UR adjust its wish and take eye state (step S320).For example, user UR can observe the eye image of its left eye by its right eye, and can adjust by this eyes of left eye to the state of wish shooting, as the angle of eyes or position.As user UR confirms to take, start to take (step S330).In the present embodiment, user for example can be pressed shooting push button BT to take eye image.By this, user UR can rely on another people's indication assistance and still can oneself photograph good eye image, and convenience and the efficiency of taking eye image also can promote, for example sufferer can be taken eye image voluntarily at home at any time, and utilize Telemedicine System be sent to medical personnel for its diagnosis and be easy to follow the trail of medical history, 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, for example, shown in Fig. 6 B, the second eyeball 22 is reflected into another image beam B ' (step S100 ') by illuminating bundle L.Image detecting method also comprises and detects the entrained image of another image beam B ' (step S200 ').Image detecting method also comprises the first eyeball 20 is shown to the entrained image of another image beam B ' (step 300 ').That is, in Fig. 6 A and Fig. 6 B, image detection device 10a flip angle is made to the place-exchange of the first housing 111 and the second housing 112, also and exchange to detect eye and observe eye, user UR can detect respectively the eye image of its first eyeball 20 and the second eyeball 22 by this, can be as more complete image document to provide medical personnel to diagnose.
In sum, in an embodiment of the present invention, user can be by the prompting of user interface vision in image sensering device or audition, or the shown eye image of display is to aim at pupil and to reach good shooting condition, and then can independently take the eye fundus image of oneself, in order to medical personnel, diagnose tracking.And, also deformable and make display and imaging lens direction towards the opposite of image sensering device, and can make operator observe the eye image of the shown testee of display, and then also can make image detection device there is the effect that he claps.In addition, the eye of user can be by shading piece around, and the impact that capable of 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 that can make eye to be measured expands naturally and be easy to take eye image, so can avoid the side effect of using the medicines such as mydriatic to bring, and then can reduce because of the burden of long-term eye image tracking to sufferer.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications 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 (20)
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 first eyeball is reflected into image beam by this illuminating bundle;
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 of this user;
Display, shows the formed image of this image beam that this imageing sensor senses; And
Picture window, is configured in before this display, for Second Sight ball warp, by this picture window, watches this display.
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 2, is characterized in that, also comprises shading piece, be configured on this imaging lens, and around the space between this imaging lens and this first eyeball.
4. image detection device according to claim 3, is characterized in that, also comprises
Control unit, is electrically connected to this imageing sensor; And
User interface, be electrically connected to this control unit, wherein, when this control unit judges that the detected environment light intensity of this imageing sensor is greater than preset value, this control unit reminds user to adjust shading piece by this user interface, and this shading piece is sealed on this first eyeball.
5. image detection device according to claim 1, it is characterized in that, also comprise control unit, be electrically connected to this imaging lens and this imageing sensor, wherein this imaging lens focusing of this control unit order is to the pupil of this first eyeball, 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 treats shooting state.
6. image detection device according to claim 5, is characterized in that, when this control unit enters this until shooting state, this imaging lens focusing of this control unit order is to the optical fundus of this first eyeball.
7. image detection device according to claim 5, is characterized in that, also comprises user interface, and wherein, when this control unit enters this until shooting state, this control unit informs that by this user interface user can start to take.
8. image detection device according to claim 1, is characterized in that, also comprises:
The first housing, carries this lighting source, this imaging lens and this imageing sensor; And
The second housing, carry this display and this picture window, wherein this second housing is suitable for being removably bonded to or being bonded to rotationally primary importance or the second position on this first housing, when this second housing is bonded to this primary importance on this first housing, this imaging lens and this picture window are towards equidirectional, when this second housing is bonded to this second position on this first housing, this imaging lens and this picture window be direction towards the opposite respectively.
9. image detection device according to claim 8, it is characterized in that, when this second housing is bonded to this primary importance on this first housing, this imaging lens and this picture window be respectively towards this first eyeball and this second eyeball, and this first eyeball and this second eyeball all belong to same user.
10. image detection device according to claim 8, it is characterized in that, when this second housing is bonded to this second position on this first housing, this imaging lens and this picture window be respectively towards this first eyeball and this second eyeball, and this first eyeball and this second eyeball belong to respectively testee and operator.
11. image detection devices according to claim 8, it is characterized in that, when this second housing is bonded to this second position on this first housing, it is outside that this display moves to this second housing from this second housing, this imaging lens and this display be respectively towards this first eyeball and this second eyeball, and this first eyeball and this second eyeball belong to respectively testee and operator.
12. image detection devices according to claim 8, 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, for the both hands of user, grip respectively.
13. image detection devices according to claim 8, is characterized in that, at least one of them has foot rest fixing hole for this first housing and this second housing, to fix to support the foot rest of this image detection device.
14. image detection devices according to claim 1, it is characterized in that, also comprise control unit, be electrically connected to this imageing sensor and this display, wherein when this control unit judges that the pupil of detected this first eyeball of this imageing sensor departs from the middle section of this imageing sensor, this display display reminding symbol of this control unit order, to inform the how relative position of mobile imaging camera lens and this first eyeball of user.
15. 1 kinds of image detecting methods, is characterized in that, comprising:
Illuminating bundle to the first eyeball is provided, and wherein this first eyeball is reflected into image beam by this illuminating bundle;
Detect the entrained image of this image beam; And
The second eyeball is shown to this image that this image beam is entrained, and wherein this first eyeball and this second eyeball belong to same user.
16. image detecting methods according to claim 15, is characterized in that, also comprise:
Before detecting this entrained image of this image beam, judge the environment light intensity that this first eyeball reflects, wherein when this environment light intensity is greater than preset value, remind user to adjust the relative position of this first eyeball and shading piece, until this environment light intensity is less than this preset value.
17. image detecting methods according to claim 15, it is characterized in that, also comprise from this entrained image of this image beam judging whether the pupil of this first eyeball is greater than preset value, if NO, remind user to adjust the relative position of this first eyeball and shading piece.
18. image detecting methods according to claim 17, is characterized in that, if this pupil of this first eyeball is greater than this preset value, detect the optical fundus of this first eyeball.
19. image detecting methods according to claim 17, is characterized in that, if this pupil of this first eyeball is greater than this preset value, inform that this user can take the optical fundus of this first eyeball.
20. image detecting methods according to claim 15, is characterized in that, also comprise:
Provide this illuminating bundle to this second eyeball, wherein this second eyeball is reflected into another image beam by this illuminating bundle;
Detect the entrained image of this another image beam; And
This first eyeball is shown to this image that this another image beam is entrained.
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