CN202960460U - Visual fundus inspection instrument - Google Patents
Visual fundus inspection instrument Download PDFInfo
- Publication number
- CN202960460U CN202960460U CN 201220705531 CN201220705531U CN202960460U CN 202960460 U CN202960460 U CN 202960460U CN 201220705531 CN201220705531 CN 201220705531 CN 201220705531 U CN201220705531 U CN 201220705531U CN 202960460 U CN202960460 U CN 202960460U
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- lens
- focusing
- fundus
- aspheric surface
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Abstract
The utility model discloses a visual fundus inspection instrument which comprises a fundus inspection lens and a machine body. An infrared receiving digital camera and a first circuit control wire port are arranged at the head of the machine body, the fundus inspection lens comprises a aspheric surface ocular lens, a lighting optical focusing group and a microscopic imaging lens group, a second circuit control wire port is arranged at the rear of the microscopic imaging lens group, the fundus inspection lens is connected with the digital camera through butting joint of the first circuit control wire port and the second circuit control wire port, infrared rays emitted by a flash lamp and an infrared light emitter are reflected by a reflector to the aspheric surface ocular lens and projected in a fundus of an eyeball through the aspheric surface ocular lens, and the infrared rays reflected by the fundus are imaged through the aspheric surface ocular lens and then are imaged to the digital camera through the microscopic imaging lens group. Through the way, the visual fundus inspection instrument enables a user to see a fundus imaging picture visually, can shoot accurately, and can be used for storing and printing.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly relates to somascope at the bottom of a kind of visual eye.
Background technology
At present, traditional examination of ocular fundus instrument is when operation, the detected person carries out fundus imaging by retinoscope and illumination optical lamp, operator's eyes need to be aimed at a pair of microscope just can see fundus imaging, and when checking fundus imaging, eyes are always facing to microlens due to operator's eyes, operating time easily produces visual fatigue than long time, can diagnostic result occur not accurate enough, diagnostic result is hand-kept in addition, and somascope itself does not record or memory function automatically.
The utility model content
The technical problem that this utility model mainly solves is to provide somascope at the bottom of a kind of visual eye, can see intuitively the fundus imaging picture, and accurate the shooting, stores and prints.
for solving the problems of the technologies described above, the technical scheme that this utility model adopts is: somascope at the bottom of a kind of visual eye is provided, comprise: examination of ocular fundus camera lens and fuselage, described fuselage is the L-type structure, described fuselage interior is provided with a battery and control circuit board, the outer setting of described fuselage has on and off switch, shutter release button, infrared light brightness regulating button and focusing button, the afterbody of described fuselage arranges a data transmission interface, the head of described fuselage is provided with digital camera and the first circuit controling line road port of an infrared reception, described control circuit board respectively with battery, on and off switch, shutter release button, infrared light brightness regulating button and focusing button are electrically connected to,
Described examination of ocular fundus camera lens comprises that aspheric surface connects order object lens, light optics focusing group and micro-imaging objective lens, be provided with second circuit control circuit port at the rear of described micro-imaging objective lens, described light optics focusing group comprises reflecting mirror, flash lamp, infrared transmitter, focusing lens group and focusing motor; The examination of ocular fundus camera lens is connected docking by the first circuit controling line road port and is connected with digital camera with second circuit control circuit port;
Described flash lamp, infrared transmitter send infrared ray and connect the order object lens by mirror reflects to aspheric surface, then connect through aspheric surface the optical fundus that the projection of order object lens enters eyeball; Infrared by fundus reflex connects the imaging of order object lens through aspheric surface, focuses by the focusing lens group and dwindles or the amplification imaging size, then be imaged onto digital camera by the micro-imaging objective lens.
In preferred embodiment of this utility model, for cancelling the illumination optical lamp, and provide light source for the examination of ocular fundus camera lens, the rear that described aspheric surface connects the order object lens arranges light optics focusing group, described micro-imaging objective lens is arranged on the rear of light optics focusing group, described reflecting mirror is positioned at the lower left of focusing lens group, described flash lamp, infrared transmitter be positioned at reflecting mirror under, described focusing motor is positioned at the top of focusing lens group, combinations thereof has formed an independently light path system, can carry out independent imaging.
The beneficial effects of the utility model are: this utility model adopts the flexible removably of examination of ocular fundus camera lens and fuselage combination, the examination of ocular fundus camera lens has saved the illumination optical lamp, self be accompanied with the illumination optical lamp in the camera lens of examination of ocular fundus camera lens, reduced the assembly outfit, hand-held fuselage is lightly convenient, the picture that detects in addition can carry out visual Diagnosis, and can store and print.
Description of drawings
Fig. 1 is the decomposition texture schematic diagram of somascope at the bottom of this utility model visual eye;
Fig. 2 is the fundamental diagram of somascope at the bottom of this utility model visual eye.
In accompanying drawing, the labelling of each parts is as follows: 1, examination of ocular fundus camera lens; 2, fuselage; 3, eyeball; 10, aspheric surface connects the order object lens; 11, light optics focusing group; 12, micro-imaging objective lens; 13, second circuit control circuit port; 20, battery; 21, control circuit board; 22, on and off switch; 23, shutter release button; 24, infrared light brightness regulating button; 25, focusing button; 26, data transmission interface; 27, digital camera; 28, the first circuit controling line road port; 110, reflecting mirror; 111, flash lamp, infrared transmitter; 112, focusing lens group; 113, focusing motor.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made more explicit defining.
see also Fig. 1, this utility model embodiment comprises: somascope at the bottom of a kind of visual eye, comprise: examination of ocular fundus camera lens 1 and fuselage 2, fuselage 2 is the L-type structure, fuselage 2 inside are provided with a battery 20 and control circuit board 21, the outer setting of fuselage 2 has on and off switch 22, shutter release button 23, infrared light brightness regulating button 24 and focusing button 25, the afterbody of fuselage 2 arranges a data transmission interface 26, the head of fuselage 2 is provided with digital camera 27 and the first circuit controling line road port 28 of an infrared reception, control circuit board 21 respectively with battery 20, on and off switch 22, shutter release button 23, infrared light brightness regulating button 24 and focusing button 25 are electrically connected to.
Furtherly, described examination of ocular fundus camera lens 1 comprises that aspheric surface connects order object lens 10, light optics focusing group 11 and micro-imaging objective lens 12, be provided with second circuit control circuit port one 3 at the rear of micro-imaging objective lens 12, light optics focusing group 11 comprises reflecting mirror 110, flash lamp, infrared transmitter 111, focusing lens group 112 and focusing motor 113; The docking that examination of ocular fundus camera lens 1 is connected with second circuit control circuit port one by the first circuit controling line road port 28 is connected with digital camera 27.
Furtherly, the rear that described aspheric surface connects the order object lens arranges light optics focusing group, described micro-imaging objective lens is arranged on the rear of light optics focusing group, described reflecting mirror is positioned at the lower left of focusing lens group, described flash lamp, infrared transmitter be positioned at reflecting mirror under, described focusing motor is positioned at the top of focusing lens group.
see also Fig. 2, the operation principle of somascope at the bottom of this utility model visual eye: start on and off switch 22, battery 20 is control circuit board 21 power supplies, the flash lamp of examination of ocular fundus camera lens 1, infrared transmitter 111 send infrared ray and reflex to aspheric surface by reflecting mirror 110 and connect order object lens 10, then connect through aspheric surface the optical fundus that 10 projections of order object lens enter eyeball 3, Infrared by fundus reflex connects 10 imagings of order object lens through aspheric surface, then focus by focusing lens group 112 and dwindle or the amplification imaging size, be imaged onto digital camera 27 by micro-imaging objective lens 12 again, by observing the fundus imaging in digital camera 27 screens, regulate focusing button 25 on fuselage 2, it is the most clear that fundus imaging is transferred in focusing, then start shutter release button 23, flash lamp, infrared transmitter 111 sends extremely of short duration high light, by above-mentioned light path imaging, the eyes through hole has little time to shrink, take pictures and complete, the fundus imaging picture of completing after taking pictures can be stored in digital camera 27, also can be by data transmission interface 26 with photo print out.
The above is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes this utility model description and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.
Claims (2)
1. somascope at the bottom of a visual eye, it is characterized in that, comprise: examination of ocular fundus camera lens and fuselage, described fuselage is the L-type structure, described fuselage interior is provided with a battery and control circuit board, the outer setting of described fuselage has on and off switch, shutter release button, infrared light brightness regulating button and focusing button, the afterbody of described fuselage arranges a data transmission interface, the head of described fuselage is provided with digital camera and the first circuit controling line road port of an infrared reception, described control circuit board respectively with battery, on and off switch, shutter release button, infrared light brightness regulating button and focusing button are electrically connected to,
Described examination of ocular fundus camera lens comprises that aspheric surface connects order object lens, light optics focusing group and micro-imaging objective lens, be provided with second circuit control circuit port at the rear of described micro-imaging objective lens, described light optics focusing group comprises reflecting mirror, flash lamp, infrared transmitter, focusing lens group and focusing motor; The examination of ocular fundus camera lens is connected docking by the first circuit controling line road port and is connected with digital camera with second circuit control circuit port;
Described flash lamp, infrared transmitter send infrared ray and connect the order object lens by mirror reflects to aspheric surface, then connect through aspheric surface the optical fundus that the projection of order object lens enters eyeball; Infrared by fundus reflex connects the imaging of order object lens through aspheric surface, focuses by the focusing lens group and dwindles or the amplification imaging size, then be imaged onto digital camera by the micro-imaging objective lens.
2. somascope at the bottom of visual eye according to claim 1, it is characterized in that: the rear that described aspheric surface connects the order object lens arranges light optics focusing group, described micro-imaging objective lens is arranged on the rear of light optics focusing group, described reflecting mirror is positioned at the lower left of focusing lens group, described flash lamp, infrared transmitter be positioned at reflecting mirror under, described focusing motor is positioned at the top of focusing lens group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220705531 CN202960460U (en) | 2012-12-19 | 2012-12-19 | Visual fundus inspection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220705531 CN202960460U (en) | 2012-12-19 | 2012-12-19 | Visual fundus inspection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202960460U true CN202960460U (en) | 2013-06-05 |
Family
ID=48501603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220705531 Expired - Fee Related CN202960460U (en) | 2012-12-19 | 2012-12-19 | Visual fundus inspection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202960460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103099600A (en) * | 2012-12-19 | 2013-05-15 | 苏州康捷医疗股份有限公司 | Visible fundus examination tester |
-
2012
- 2012-12-19 CN CN 201220705531 patent/CN202960460U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103099600A (en) * | 2012-12-19 | 2013-05-15 | 苏州康捷医疗股份有限公司 | Visible fundus examination tester |
| CN103099600B (en) * | 2012-12-19 | 2015-11-11 | 苏州康捷医疗股份有限公司 | Somascope at the bottom of a kind of visual eye |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20191219 |