CN208752309U - A kind of hand-held medical dermal magnifier - Google Patents
A kind of hand-held medical dermal magnifier Download PDFInfo
- Publication number
- CN208752309U CN208752309U CN201821422142.7U CN201821422142U CN208752309U CN 208752309 U CN208752309 U CN 208752309U CN 201821422142 U CN201821422142 U CN 201821422142U CN 208752309 U CN208752309 U CN 208752309U
- Authority
- CN
- China
- Prior art keywords
- hand
- support structure
- held medical
- hole
- polaroid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Microscoopes, Condenser (AREA)
Abstract
The utility model relates to a kind of hand-held medical dermal magnifiers, including shell, the shell includes upper casing and lower casing, diaphragm is equipped on the upper casing and lower casing, circuit board is placed in the shell, through-hole is provided on the circuit board, the position of the through-hole is corresponding with the position of the diaphragm, the through-hole edge is equipped with lighting source, the side of the lighting source direction of illumination is provided with camera lens support structure, the camera lens support structure is for placing amplifying lens and polarization elements, the polarization elements are for realizing the cross polarization under white-light illuminating.The problem of the utility model sees clear observation lesion without immersion fluid, and there is no infection.
Description
Technical field
The utility model relates to the field of medical instrument technology, more particularly to a kind of hand-held medical dermal magnifier.
Background technique
Dermoscopy is observed by using oil immersion, illumination and optical amplifier including epidermis lower part, table corium connects and nipple
The device of the invisible skin texture of the layer naked eyes such as corium, by being connect with camera, video recorder etc. electron image equipment etc.
Electron microscopic amplification, image storage can be achieved and share, be the effective tool of current skin disease screening and diagnosis.
The dermoscopy of electronic imaging, picture store function is connect or itself had with electronic imaging device, and institute is at image
To be the electronic image for optical image being converted by electronic sensor electronic data.At through image-forming component and image
The conversion of chip is managed, image quality lacks stereovision, is also easy to produce cross-color, intuitively poor with i.e. visual sense.And it is set with electronic imaging
Standby connection or integrated electronic imaging technique, cause its using and it is cumbersome, not nimble, be unsuitable for taking at any time.In addition, being
Observe that clearly skin texture image, dermoscopy need to cooperate immersion fluid to use, to realize the observation to deep skin.Infiltration
Formula dermoscopy, immersion fluid directly contact skin, be easy to cause the infection of cutaneous lesion.
Hand-held dermoscopy at present, mostly amplified with low range based on, amplifying lens is the lens of homogenous material, aberrationless
Balance, is especially also easy to produce color difference, observing effect is unsatisfactory；And 10 times or more of dermoscopy, or be electronics amplification or optics
Camera lens is complicated and causes structure that cannot simplify, is light, and assembly and manufacturing cost are relatively high.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of hand-held medical dermal magnifiers, without immersion fluid
See clear observation lesion, there is no infect.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of hand-held medical skin amplification
Mirror, including shell, the shell include upper casing and lower casing, and diaphragm is equipped on the upper casing and lower casing, is put in the shell
It is equipped with circuit board, through-hole is provided on the circuit board, the position of the through-hole is corresponding with the position of the diaphragm, described
Through-hole edge is equipped with lighting source, and the side of the lighting source direction of illumination is provided with camera lens support structure, the camera lens
For support structure for placing amplifying lens and polarization elements, the polarization elements are inclined for realizing the intersection under white-light illuminating
Vibration.
The polarization elements include plain film polaroid and annular porous polaroid, the extinction axis of the plain film polaroid and
The extinction axis of annular porous polaroid is mutually perpendicular to.
It is through hole among the camera lens support structure, is two layers of step structure along optical axis direction inner wall, wherein first layer
Step is for supporting the plain film polaroid, and second layer step is for supporting and positioning the amplifying lens；The camera lens is supported
The outer wall of structure is divided into two sections, is respectively lens barrel and mounting groove along direction of observation, wherein mounting groove is for placing the illumination light
Source；The bottom of the camera lens support structure has been symmetrical arranged on the outer peripheral step of through-hole inclined for installing the annular porous
The perpendicular positioning column of mating plate.
There are two positioning columns for setting on the first layer step, and the positioning column is for determining the plain film polaroid
Position.
The mounting groove is annular array distribution.
The amplifying lens is balsaming lens.
Beneficial effect
Due to the adoption of the above technical solution, the utility model compared with prior art, has the following advantages that and accumulates
Pole effect: the utility model realizes crossed polarization technique using polarization elements, to see clear observation disease damage without immersion fluid
The problem of position, there is no infection.In addition, the utility model uses the optical design carried out by PWC algorithm and optimization to generate
Balsaming lens, imaging effect is more preferable.
Detailed description of the invention
Fig. 1 is the overall appearance figure of a preferred embodiment of the utility model；
Fig. 2 is the explosive view of a preferred embodiment of the utility model；
Fig. 3 is the light source circuit board structure chart of a preferred embodiment of the utility model；
Fig. 4 is the camera lens support structure figure of a preferred embodiment of the utility model.
Specific embodiment
The present invention will be further illustrated below in conjunction with specific embodiments.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, in the content for having read the utility model instruction
Later, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
It please the appended claims limited range.
The embodiments of the present invention is related to a kind of hand-held medical dermal magnifier, including shell, the shell packet
Upper casing and lower casing are included, diaphragm is equipped on the upper casing and lower casing, is placed with circuit board in the shell, on the circuit board
It is provided with through-hole, the position of the through-hole is corresponding with the position of the diaphragm, and the through-hole edge is equipped with lighting source,
The side of the lighting source direction of illumination is provided with camera lens support structure, and the camera lens support structure is for placing amplifying lens
And polarization elements, the polarization elements are for realizing the cross polarization under white-light illuminating.Using cross polarization light technology, without
The problem of immersion fluid sees clear observation lesion, and there is no infection.
In present embodiment, the lens are the balsaming lens that the optical design carried out by PWC algorithm and optimization generate,
It can be seen that having used environmentally friendly grade crown glass and flint glass as optical loupes using single cemented doublet, having passed through light
Design optimization lens construction is learned, realizes good image quality, easy for installation, there is no using effects caused by installation error
It is deteriorated.
The utility model is further illustrated below by a specific embodiment.
As depicted in figs. 1 and 2, in the present embodiment, which is an integral structure, by single key 1
Equipment open and close machine is realized in control, realizes the switching of natural light and cross polarization optical mode.Specifically include: shell, optical module,
Lighting source, circuit board and battery.
Wherein, shell divides upper casing 2 and lower casing 5, and key 1, which is arranged, is respectively provided with window lens in upper casing 2, upper casing 2 and lower casing 5
7.Optical module includes balsaming lens 8, plain film polaroid 9 and annular porous polaroid 10, is assemblied in camera lens support structure 6
On.
The lighting source of the hand-held medical skin magnifying glass is visible LED light source 11, is arranged in electricity in an array manner
The through-hole edge of the front end of road plate 4 (see Fig. 3).The LED light source 11 of the different parts of corresponding annular porous polaroid 10, by key
1 control light on and off, to realize the switching of natural lighting mode and cross polarization piece optical illumination mode.The circuit board 4 is integrated
Structure, integrates lighting source and circuit board, the through-hole edge distribution of preceding part LED array, rear portion be divided into main circuit area,
Supplying cell 3 is placed in battery case.The tail end device USB plug 13 of circuit board.
As shown in figure 4, the centre of camera lens support structure 6 is through hole, it is two layers of step structure along optical axis direction inner wall.The
One layer of step has been symmetrical arranged two plain film polaroid positioning columns 14 for being determined for supporting plain film polaroid 9 on step
Position.Second layer step is for supporting and positioning balsaming lens 8.The outer wall of camera lens support structure 6 is divided into two sections, along direction of observation
Respectively lens barrel 15 and LED slot 17, wherein LED slot 17 is annular array distribution, and balsaming lens 8 is pushed into lens barrel along direction of observation
15.Along direction of observation, 6 bottom of camera lens support structure has been symmetrical arranged annular porous polaroid 10 on the outer peripheral step of through-hole
Perpendicular positioning column, annular porous polaroid 10 installs on this step.The extinction axis and annular porous polarisation of plain film polaroid 9
The extinction axis of piece 10 is vertical, is respectively parallel to the line of positioning column and perpendicular positioning column.
It is not difficult to find that the utility model realizes crossed polarization technique using polarization elements, to see clearly without immersion fluid
The problem of clear observation lesion, there is no infection.In addition, the utility model belongs to hand held dermoscopy, Light Electrical integrated level
Height, it is compact structure, light, it can carry, and its one-touch control, no difficulty operation is realized, it is in one's hands to use.
Claims (6)
1. a kind of hand-held medical dermal magnifier, including shell, the shell includes upper casing and lower casing, the upper casing and lower casing
On be equipped with diaphragm, circuit board is placed in the shell, is provided with through-hole on the circuit board, the position of the through-hole with
The position of the diaphragm is corresponding, and the through-hole edge is equipped with lighting source, which is characterized in that the lighting source irradiation
The side in direction is provided with camera lens support structure, and the camera lens support structure is described for placing amplifying lens and polarization elements
Polarization elements are for realizing the cross polarization under white-light illuminating.
2. hand-held medical dermal magnifier according to claim 1, which is characterized in that the polarization elements include plain film
Polaroid and annular porous polaroid, the extinction axis of the plain film polaroid and the extinction axis of annular porous polaroid mutually hang down
Directly.
3. hand-held medical dermal magnifier according to claim 2, which is characterized in that among the camera lens support structure
Be two layers of step structure along optical axis direction inner wall for through hole, wherein first layer step for supporting the plain film polaroid,
Second layer step is for supporting and positioning the amplifying lens；The outer wall of the camera lens support structure is divided into two sections, along watcher
To respectively lens barrel and mounting groove, wherein mounting groove is for placing the lighting source；The bottom of the camera lens support structure leads to
The perpendicular positioning column for installing the annular porous polaroid has been symmetrical arranged on the outer peripheral step in hole.
4. hand-held medical dermal magnifier according to claim 3, which is characterized in that be arranged on the first layer step
There are two positioning column, the positioning column is for positioning the plain film polaroid.
5. hand-held medical dermal magnifier according to claim 3, which is characterized in that the mounting groove is annular array
Distribution.
6. hand-held medical dermal magnifier according to claim 1, which is characterized in that the amplifying lens is glued saturating
Mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821422142.7U CN208752309U (en) | 2018-08-31 | 2018-08-31 | A kind of hand-held medical dermal magnifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821422142.7U CN208752309U (en) | 2018-08-31 | 2018-08-31 | A kind of hand-held medical dermal magnifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208752309U true CN208752309U (en) | 2019-04-16 |
Family
ID=66081509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821422142.7U Active CN208752309U (en) | 2018-08-31 | 2018-08-31 | A kind of hand-held medical dermal magnifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208752309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113288061A (en) * | 2021-05-28 | 2021-08-24 | 复旦大学附属华山医院 | Skin disease diagnosis device |
-
2018
- 2018-08-31 CN CN201821422142.7U patent/CN208752309U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113288061A (en) * | 2021-05-28 | 2021-08-24 | 复旦大学附属华山医院 | Skin disease diagnosis device |
| CN113288061B (en) * | 2021-05-28 | 2023-06-02 | 复旦大学附属华山医院 | Skin disease diagnostic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106198536B (en) | Detection device with amplification function | |
| JP2010026263A (en) | Image pickup apparatus | |
| CA2917551C (en) | Optical system for imaging an object | |
| CN106842545A (en) | A kind of electronics low-light monotubular is seen and takes aim at telescope | |
| CN208752309U (en) | A kind of hand-held medical dermal magnifier | |
| US20140353501A1 (en) | Night vision attachment for smart camera | |
| CN204887172U (en) | Camera auxiliary device and portable terminal | |
| KR20070033613A (en) | Portable Digital Microscopes for Mobile Phones | |
| KR102024607B1 (en) | Mobile terminal | |
| CN110891102A (en) | External optical module and microscopic image acquisition device with same | |
| AU2001274225A1 (en) | Portable optical magnifying device | |
| CN205427304U (en) | Portable digit microscope | |
| CN206042197U (en) | Law enforcement that two cameras zoomed can be realized and appearance is taken notes | |
| CN111474807B (en) | Fixing device for external lens of mobile phone and external lens | |
| WO2009063437A3 (en) | Pen with magnifier | |
| CN1932633B (en) | Camera | |
| CN205404958U (en) | Medical magnifying glass | |
| CN209295782U (en) | A kind of rifle of the OLED imaging display with distance measurement function takes aim at system | |
| CN206788456U (en) | Multifunction telescope | |
| JP3154797U (en) | Microscope equipment | |
| CN105652436A (en) | Medical magnifier | |
| CN201438238U (en) | Digital microscope device | |
| CN111049956B (en) | Mobile communication equipment with microscopic imaging function | |
| CN220512837U (en) | Skin mirror mounting structure | |
| CN212058637U (en) | Surface light source with navigation lens for image measuring instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A handheld medical skin magnifying glass Effective date of registration: 20230525 Granted publication date: 20190416 Pledgee: Bank of Shanghai Limited by Share Ltd. Pudong branch Pledgor: Shanghai SIGMA High-tech Co.,Ltd. Registration number: Y2023310000212 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |