CN103040436A - Tilt-shift tomography eye scanning system and method thereof - Google Patents
Tilt-shift tomography eye scanning system and method thereof Download PDFInfo
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- CN103040436A CN103040436A CN2011103116082A CN201110311608A CN103040436A CN 103040436 A CN103040436 A CN 103040436A CN 2011103116082 A CN2011103116082 A CN 2011103116082A CN 201110311608 A CN201110311608 A CN 201110311608A CN 103040436 A CN103040436 A CN 103040436A
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Abstract
The invention discloses a tilt-shift tomography eye scanning system and a method thereof, relates to the field of optical instruments for the ophthalmology, and aims at solving the problem of stimulation of focusing light rays to eyes. The scanning system comprises a light source (1), a fracture diaphragm (2), a rotary disc assembly (3), a projecting mirror group (4), a reflective device (5), eye forepart tissues (6), an eye (7), tilt-shaft imaging lenses (8), tilt-shift cameras (9), focusing lenses (10), focusing cameras (11), a rotary shaft (12), a fixed support assembly (13), a bearing (14), a large belt wheel (15), a belt (16), a small belt wheel (17), a motor (18) and a main circuit board (19); and an infrared luminescent device (20) is arranged nearby a principal optical axis formed between the reflective device (5) and the eye (7), and infrared rays emitted by the infrared luminescent device (20) do not stimulate eyes. The tilt-shift tomography eye scanning system and the method thereof are mainly used for shooting eye foreparts.
Description
Technical field
The present invention relates to the opticianry instrument field, be specifically related to a kind of axle tomography eye scanning system and method thereof of moving.
Background technology
The present axle tomography eye scanning device that moves generally is that light emitting diode with red or other colors is installed on the rolling disc assembly, and behind the irradiate light eyes that it sends, the light that reflects finally arrives focusing camera, finishes focusing and takes pictures.
But there is following concrete defective in this mode: focusing light red or other color has stimulation to eyes, patient's eye is not felt well, even the eyes that cause the patient are blinked, mobile or rotation, the shooting quality of whole device is greatly affected even failure, finally has to again take.Comprise old people or child for responsive especially patient, the probability that this situation occurs is larger.
Announced in 15th such as JIUYUE in 2010, publication number provides " a kind of tilt-shift fault scanning device " for the Chinese invention patent of CN 101828900 A, realized well the rotation sweep function, but send in the technology that red light is used for focusing in the red diode that adopts, red light stimulates the defective of patient's eye still to exist.In addition, the mode of " center of rotation of rotating disk (1-18) coincides with the focusing light path center of focusing light path equipment " that its claim 1 is is clearly recorded and narrated makes " red light emitting diodes " this " focusing light path equipment " block the return route of focusing light path, even blocked the route of crack projecting light path, cause focusing and projection to descend.
Do not see yet in the market and overcome above defective, reduce better focusing light to eye irritation, focusing and projection good move axle tomography eye scanning system and method thereof.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide never see on a kind of market can overcome this defective, simple in structure, easy to assembly, dependable performance move axle tomography eye scanning system and method thereof.
The present invention adopts following technical proposals:
System comprises light source 1, crack diaphragm 2, rolling disc assembly 3, projectoscope group 4, reflective device 5, eyes leading portion tissue 6, eyes 7, moves imaging shaft camera lens 8, moves camera shaft 9, focus lens 10, focusing camera 11, turning cylinder 12, m 13, bearing 14, large belt wheel 15, belt 16, small pulley 17, motor 18, main circuit board 19; The power supply of system outside powers in succession drive described small pulley 17, belt 16,15 rotations of large belt wheel by main circuit board 19 for described motor 18, then drive described turning cylinder 12 rotations that described bearing 14 supports, and its drive is equipped with describedly move imaging shaft camera lens 8, moves the described rolling disc assembly 3 of camera shaft 9 around the incident light axis rotation of described eyes 5, organize 6 multi-angles for described eyes leading portion and take pictures with synthetic stereo images; Be connected to described focusing camera 11 on the described m 13 by the Power supply of system outside, described eyes leading portion tissue 6 is focused, the content of its innovation and creation is, also be provided with at least one infrared light-emitting device 20, described infrared light-emitting device 20 is installed near the incident light axis that forms between described reflective device 5, the eyes 7, the Infrared that described infrared light-emitting device 20 sends is shone described eyes 7, and the incident light axis between focusing incident ray and described reflective device 5, the eyes 7 is angled.
Described infrared light-emitting device 20 can be connected on the edge of described reflective device 5.
Described infrared light-emitting device 20 can be connected on the described rolling disc assembly 3 near on the assembly of described reflective device 5.
Described focusing camera (11) adopts the infrared ray light activated camera that exposes to the sun.
The significant advantage of the present invention and beneficial effect are embodied in:
The Infrared patient that described infrared light-emitting device 20 sends is invisible, almost without any sensation, so patient's eyeball can be again can because of stimulation occur nictation, mobile, rotate the action such as eyeball, finally improved the success rate of taking; And owing to avoided return route and the crack projection route of focusing light, its focusing and crack projection are better.
Description of drawings
Fig. 1 is the embodiment sketch map that infrared light-emitting device of the present invention is installed in reflective device top edge.
Fig. 2 is the embodiment sketch map that two infrared light-emitting devices of the present invention are installed in edge, reflective device upper and lower.
Fig. 3 is that infrared light-emitting device of the present invention is installed in the sketch map at the embodiment of reflective device lateral edge.
Fig. 4 is that infrared light-emitting device of the present invention is installed on the rolling disc assembly near the embodiment sketch map on the assembly of described reflective device.
Among Fig. 1-Fig. 4: light source 1, crack diaphragm 2, rolling disc assembly 3, projectoscope group 4, reflective device 5, eyes leading portion tissue 6, eyes 7, move imaging shaft camera lens 8, move camera shaft 9, focus lens 10, focusing camera 11, turning cylinder 12, m 13, bearing 14, large belt wheel 15, belt 16, small pulley 17, motor 18, main circuit board 19, infrared light-emitting device 20.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is further elaborated again:
Among Fig. 1, system comprises light source 1, crack diaphragm 2, rolling disc assembly 3, projectoscope group 4, reflective device 5, eyes leading portion tissue 6, eyes 7, moves imaging shaft camera lens 8, moves camera shaft 9, focus lens 10, focusing camera 11, turning cylinder 12, m 13, bearing 14, large belt wheel 15, belt 16, small pulley 17, motor 18, main circuit board 19; The power supply of system outside powers in succession drive described small pulley 17, belt 16,15 rotations of large belt wheel by main circuit board 19 for described motor 18, then drive described turning cylinder 12 rotations that described bearing 14 supports, and its drive is equipped with describedly move imaging shaft camera lens 8, moves the described rolling disc assembly 3 of camera shaft 9 around the incident light axis rotation of described eyes 5, organize 6 multi-angles for described eyes leading portion and take pictures with synthetic stereo images; Be connected to described focusing camera 11 on the described m 13 by the Power supply of system outside, described eyes leading portion tissue 6 is focused.Also be provided with an infrared light-emitting device 20, described infrared light-emitting device 20 is installed in described reflective device 5 tops, and the incident light axis between focusing incident ray and described reflective device 5, the eyes 7 is angled.Described focusing camera (11) adopts the infrared ray light activated camera that exposes to the sun.
Fig. 2 is the embodiment sketch map that two infrared light-emitting devices of the present invention are installed in edge, reflective device upper and lower, and the incident light axis between focusing incident ray and described reflective device 5, the eyes 7 is angled.Described focusing camera (11) adopts the infrared ray light activated camera that exposes to the sun.
Fig. 3 is the embodiment sketch map that infrared light-emitting device of the present invention is installed in lateral edge, and the incident light axis between focusing incident ray and described reflective device 5, the eyes 7 is angled.Described focusing camera (11) adopts the infrared ray light activated camera that exposes to the sun.
Fig. 4 is that infrared light-emitting device of the present invention is installed in the embodiment sketch map on the close assembly of described reflective device 5 on the rolling disc assembly 3, and the incident light axis between focusing incident ray and described reflective device 5, the eyes 7 is angled.Described focusing camera (11) adopts the infrared ray light activated camera that exposes to the sun.
Clearly, the technical staff of this professional field should be able to draw, and described infrared light-emitting device 20 can be one at least, and described infrared light-emitting device 20 can be installed near other positions the primary optical axis that forms between described reflective device 5, the eyes 7.
Claims (4)
1. one kind is moved axle tomography eye scanning system and method thereof, and system comprises light source (1), crack diaphragm (2), rolling disc assembly (3), projectoscope group (4), reflective device (5), eyes leading portion tissue (6), eyes (7), moves imaging shaft camera lens (8), moves camera shaft (9), focus lens (10), focusing camera (11), turning cylinder (12), m (13), bearing (14), large belt wheel (15), belt (16), small pulley (17), motor (18), main circuit board (19); The power supply of system outside powers in succession drive described small pulley (17), belt (16), large belt wheel (15) rotation by main circuit board (19) for described motor (18), then drive described turning cylinder (12) rotation that described bearing (14) supports, and its drive is equipped with describedly move imaging shaft camera lens (8), moves the described rolling disc assembly (3) of camera shaft (9) around the incident light axis rotation of described eyes (5), for described eyes leading portion tissue (6) multi-angle is taken pictures with synthetic stereo images; Be connected to described focusing camera (11) on the described m (13) by the Power supply of system outside, described eyes leading portion tissue (6) is focused, it is characterized in that, also be provided with at least one infrared light-emitting device (20), described infrared light-emitting device (20) is installed in described reflective device (5), near the incident light axis that forms between the eyes (7), the Infrared that described infrared light-emitting device (20) sends is shone described eyes (7), focusing incident ray and described reflective device (5), incident light axis between the eyes (7) is angled.
2. axle tomography eye scanning system and the method thereof of moving according to claim 1 is characterized in that described infrared light-emitting device (20) can be connected on the edge of described reflective device (5).
3. axle tomography eye scanning system and the method thereof of moving according to claim 1 is characterized in that, it is upper near on the assembly of described reflective device (5) that described infrared light-emitting device (20) can be connected to described rolling disc assembly (3).
4. according to claim 1,2 or 3 described axle tomography eye scanning system and the methods thereof of moving, it is characterized in that described focusing camera (11) adopts the infrared ray light activated camera that exposes to the sun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110311608.2A CN103040436B (en) | 2011-10-14 | 2011-10-14 | One moves axle tomography eye scanning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110311608.2A CN103040436B (en) | 2011-10-14 | 2011-10-14 | One moves axle tomography eye scanning system |
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| Publication Number | Publication Date |
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| CN103040436A true CN103040436A (en) | 2013-04-17 |
| CN103040436B CN103040436B (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110311608.2A Active CN103040436B (en) | 2011-10-14 | 2011-10-14 | One moves axle tomography eye scanning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584594A (en) * | 2019-09-20 | 2019-12-20 | 上海志煊光电技术有限公司 | Slit lamp microscope with invisible light source |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101612033A (en) * | 1998-12-10 | 2009-12-30 | 卡尔蔡斯耶拿有限公司 | Heed contacted measure eyes axial length and/or corneal curvature and/or anterior chamber depth, the apparatus and method measured of IOL especially |
| CN201481388U (en) * | 2009-02-18 | 2010-05-26 | 复旦大学附属眼耳鼻喉科医院 | Electronic perimeter with eyeball tracking and refractive compensation functions |
| CN101828900A (en) * | 2010-05-11 | 2010-09-15 | 上海美沃精密仪器有限公司 | Tilt-shift fault scanning device |
| CN202288248U (en) * | 2011-10-14 | 2012-07-04 | 上海美沃精密仪器有限公司 | Axis-shifting tomograph eye scanning system |
-
2011
- 2011-10-14 CN CN201110311608.2A patent/CN103040436B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101612033A (en) * | 1998-12-10 | 2009-12-30 | 卡尔蔡斯耶拿有限公司 | Heed contacted measure eyes axial length and/or corneal curvature and/or anterior chamber depth, the apparatus and method measured of IOL especially |
| CN201481388U (en) * | 2009-02-18 | 2010-05-26 | 复旦大学附属眼耳鼻喉科医院 | Electronic perimeter with eyeball tracking and refractive compensation functions |
| CN101828900A (en) * | 2010-05-11 | 2010-09-15 | 上海美沃精密仪器有限公司 | Tilt-shift fault scanning device |
| CN202288248U (en) * | 2011-10-14 | 2012-07-04 | 上海美沃精密仪器有限公司 | Axis-shifting tomograph eye scanning system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584594A (en) * | 2019-09-20 | 2019-12-20 | 上海志煊光电技术有限公司 | Slit lamp microscope with invisible light source |
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| CN103040436B (en) | 2016-01-06 |
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