CN2521629Y - Light source supply device for microscope - Google Patents
Light source supply device for microscope Download PDFInfo
- Publication number
- CN2521629Y CN2521629Y CN 02218577 CN02218577U CN2521629Y CN 2521629 Y CN2521629 Y CN 2521629Y CN 02218577 CN02218577 CN 02218577 CN 02218577 U CN02218577 U CN 02218577U CN 2521629 Y CN2521629 Y CN 2521629Y
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- China
- Prior art keywords
- light source
- emitting diode
- light emitting
- light
- ground glass
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- Expired - Lifetime
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Abstract
The utility model comprises an aluminous diode (LED) which can send out extra bright. The LED is arranged beneath an objective table, and the axial centre of light source of the LED is coincident with the axial centers of a collection lens and a frosted glass. The LED forms a circuit with a potentiometer, a switch, a chargeable battery, a charging interface and a cuttent-limiting resistance, which is divided into two modes of execution of a fixed form and a mobile. Because the service life of the LED is long, and the temperature color of the light is closed to day light, thereby is favorable for the microscope observation. And the LED is cold light source, thereby the problem of dissipating heat needs no consideration, and the damage ratio of the microscope and the cost are also reduced, wherein a mobile light source feedway can replace conventional lighting devices conveniently to realize the reconstruction of old-fashioned microscopes. Further, the utility model uses the chargeable battery to supply electricity, and has a simple electric appliance structure. The utility model is safe and reliable and is not limited by power supply and machine types when in use, and has the advantage of plug and play.
Description
Technical field
The utility model relates to the microscope field, particularly relates to microscopical light source feedway.
Background technology
In traditional microscope, adopt Halogen lamp LED or tungsten lamp etc. as lighting source always, employed Halogen lamp LED or tungsten lamp are short serviceable life, and distribute a large amount of heat energy, not only power consumption is big, and has reduced microscopical serviceable life, microscopical cost is improved, adopt in this lighting system simultaneously by transformer external high voltage power supply is become the power supply mode of low-tension supply, condition is not only limited during use, and exists potential safety hazard.
Summary of the invention
The purpose of this utility model just provides a kind of long service life and the microscope light source feedway of cold light source is provided, and this device can substitute former illumination device easily.
In order to achieve the above object, the utility model comprises that one can send the light emitting diode (LED) of super brightness, this light emitting diode is arranged at the below of objective table, and the axis coinciding of the light source axle center of this light emitting diode and collector lens, ground glass, described light emitting diode and potentiometer, switch, power supply and current-limiting resistance form the loop.
Described power supply is made up of rechargeable battery and charging inlet.
The circuit that described light emitting diode and potentiometer, switch, power supply and current-limiting resistance form places a box body, light emitting diode is exposed to the light hole of offering on the box body, the collector lens that is equipped with in the light source axle center of described light emitting diode and the objective table light hole and the axle center of the ground glass on the iris keep overlapping, establish a L shaped fixed mount in the side of box body, establish a through hole on it, the position of the corresponding through hole of box body is provided with an inserting column, and this inserting column is by light source jack immovable fitting on through hole and the microscope.
Described switch is a light modulation handwheel, and part is exposed to box body, with the brightness and the open and close of control light emitting diode.
The outer sheathed outer cover of described light emitting diode, and place on the lamp socket, described outer cover is fixed on the lamp socket by screw thread or inserted mode, the upper position that is positioned at light emitting diode on the outer cover installs a light hole, the collector lens that is equipped with in the light source axle center of described light emitting diode and the objective table light hole and the axle center of the ground glass on the iris keep overlapping, and by jack screw lamp socket are locked on the Microscope base.
Fix a transparent glass sheet on the described light hole.
At 30mm place, distance transparent glass sheet top, a ground glass is set, near the 21mm of ground glass top, one 0.65 collector lenses are arranged, this collector lens places the inside of objective table light hole, is covered with the transparent cover glass of a slice on it.
At 26.5mm place, distance transparent glass sheet top, have one to be fixed on the ground glass that to put on the carriage of into showing, 4mm place above apart from this ground glass, another ground glass is arranged, near the 4mm of this ground glass top, the thick convex lens of a slice 6mm are arranged, one cover, 1.25 Abbe collector lenses are arranged apart from this 1.5mm position, convex lens top.
Because the light emitting diode long service life in the utility model, the colour temperature of light is beneficial to microscopic examination near daylight, and light emitting diode is cold light source, need not consider heat dissipation problem, and the microscope spoilage also reduces thus, and therefore cost also reduces a lot; Wherein portable light source feedway can substitute former illumination device easily, realizes the microscopical transformation of old type; In addition, the utility model adopts the rechargeable battery power supply, and electrical structure is simple, and is safe and reliable, uses not limited by power supply, not limited by type, plug and play.
Description of drawings
Fig. 1 is the schematic perspective view of portable light source feedway in the utility model;
Fig. 2 is the circuit theory diagrams in the utility model;
Fig. 3 is the schematic perspective view of portable light source feedway in the utility model;
Fig. 4 is another schematic perspective view of portable light source feedway in the utility model;
Fig. 5 is the cut-open view of fixed light source feedway in the utility model;
Fig. 6 is the synoptic diagram of a specific embodiment of fixed light source feedway in the utility model;
Fig. 7 is the synoptic diagram of another specific embodiment of fixed light source feedway in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
The utility model roughly has two kinds of embodiments, and one is fixed, at the beginning of microscopical manufacturing, the light source feedway is fixed on the microscopical base; Another is portable, mainly is in order to realize the microscopical transformation of old type, to substitute former illumination device.
As shown in Figure 1, 2, the utility model comprises that one can send the light emitting diode (LED) 1 of super brightness, form the loop with a rechargeable battery 21, charging inlet 22, switch 3, potentiometer 4 and current-limiting resistance 5, whether luminous by the closing of switch 3, incompatible control light emitting diode 1, and regulate the brightness of light emitting diode 1 by potentiometer 4; The light source axle center of described light emitting diode 1 will keep with the axle center of the collector lens (not shown) that is equipped with in the objective table light hole 61 and the ground glass 62 on the iris 64 overlapping, so that light sees through collector lens and ground glass 62, obtain the light intensity that is complementary with numerical aperture of objective, give clearly visual field of one in microscope.
Portable light source feedway is combined into a box body by a loam cake 81 and a lower cover 82, one can send the light emitting diode (LED) 1 of super brightness, the loop that forms with a rechargeable battery 21, charging inlet 22, switch (being light modulation handwheel 84 among this embodiment), potentiometer 4 and current-limiting resistance 5 places in the box body, wherein the light hole 83 offered by loam cake 81 tops of light emitting diode 1 exposes box body, light modulation handwheel 84 parts are exposed box body, make things convenient for the user in use to regulate the through and off of light source and control power supply; Establish a L shaped fixed mount 85 in the side of box body; establish a through hole 86 on it; the position of the corresponding through hole 86 of box body is provided with an inserting column 87; when portable light source feedway is installed on the microscope; this inserting column 87 is by light source jack 88 immovable fitting on through hole 86 and the microscope; on the one hand by the screw of regulating light source jack 88 make described light emitting diode 1 the light source axle center can and objective table light hole 61 in the collector lens (not shown) that is equipped with and the axle center of the ground glass 62 on the iris keep coincidence; make this circuit form the loop on the other hand, play the effect of protection again.Shown in Fig. 3,4.
As shown in Figure 5, fixed light source feedway is fixed on the fixed orifice 71 of Microscope base 7, comprise a light emitting diode 1, one outer cover 72, one lamp socket 73 and a jack screw 74, described outer cover 72 is sheathed on outside the light emitting diode 1, the upper position that is positioned at light emitting diode 1 on outer cover 72 installs a light hole 721, fix a transparent glass sheet 75 by trim ring or some glue on it, outer cover 72 can be fixed on the lamp socket 73 by screw thread or inserted mode, utilize jack screw 74 that lamp socket 73 is locked on the base 7, must could open this socket head cap screw 74 with specific purpose tool, to prevent L outer cover 72, lamp socket 73 is lost with light emitting diode 1.The light source axle center of described light emitting diode 1 will keep with the axle center of the collector lens (not shown) that is equipped with in the objective table light hole 61 and the ground glass 62 on the iris overlapping.
Wherein light emitting diode 1 be unipolarity, electric current folk prescription to stream, be contained in the plug special, a socket is arranged in circuit, with plug insertion socket, folk prescription inserts, and when guaranteeing to insert, makes light emitting diode 1 cathode and anode directions correct, can operate as normal.(not shown)
Charging inlet 22 is installed in base 7 rear portion (not shown), connects external power supply by charging inlet 22 and gives rechargeable battery 21 chargings.
Microscopical object lens should be complementary with collector lens, and different object lens should be selected different collector lenses, and the collector lens that the utility model is selected has two kinds of numerical apertures, a kind of 0.65, a kind of 1.25.A.40 doubly following object lens are joined 0.65 condenser, as shown in Figure 6:
At 30mm place, distance transparent glass sheet 75 top; a slice one side light is set, and the ground glass 76 of one side hair has one 0.65 collector lens 77 near ground glass 76 top 21mm; this collector lens 77 places the inside of objective table light hole 61, is covered with the transparent cover glass of a slice 78 on it.The effect of this ground glass 76: make the visual field illumination evenly, improve contrast.B.100 Bei object lens are joined 1.25 condensers, as shown in Figure 7:
At 26.5mm place, distance transparent glass sheet 75 top, a slice one side light is arranged, the ground glass 76A of one side hair, ground glass A is fixed on and can puts on the carriage of into showing, and there is a ground glass 76B at 4mm place above distance ground glass 76A; Near the 4mm of ground glass 76B top, the thick convex lens of a slice 6mm 79 are arranged, one cover, 1.25 Abbe collector lenses 80 are arranged apart from this 1.5mm position, convex lens 79 top.
The effect of ground glass 76B: use when observing when being used for 10X, 40X, 100X object lens, make the visual field illumination evenly, and can improve contrast.
The effect of ground glass 76A: use (using ground glass B simultaneously) when observing during with the 4X object lens,, improve contrast, during other multiples, need this ground glass 76A is shown light path system, so that obtain enough brightness so that make the visual field illumination evenly.
Add the effect of the thick convex lens 79 of this sheet 6mm: improve brightness and reach 200%, can imitate the colour temperature of positive light emitting diode 1.
Iris: improve contrast.
Condenser system: frosted glass 76A, frosted glass 76B, thick 6mm convex lens 79,1.25 Abbe condensers 80, this system can lifting.
When rechargeable battery 21 electric weight are not enough, insert charging plug, charging plug backs down movable spring slice, and circuit of light sources and charging circuit are disconnected; When being full of electricity, extract charging plug, movable spring slice automatically replies original position, connects circuit of light sources, Closing Switch, light emitting diode 1 operate as normal.
Claims (8)
1, a kind of microscopical light source feedway, it is characterized in that: comprise that one can send the light emitting diode (LED) of super brightness, this light emitting diode is arranged at the below of objective table, and the axis coinciding of the light source axle center of this light emitting diode and collector lens, ground glass, described light emitting diode and potentiometer, switch, power supply and current-limiting resistance form the loop.
2, a kind of microscopical light source feedway according to claim 1, it is characterized in that: described power supply is made up of rechargeable battery and charging inlet.
3, according to claim 1,2 described a kind of microscopical light source feedwaies, it is characterized in that: described light emitting diode and potentiometer, switch, the circuit that power supply and current-limiting resistance form places a box body, light emitting diode is exposed to the light hole of offering on the box body, the collector lens that is equipped with in the light source axle center of described light emitting diode and the objective table light hole and the axle center of the ground glass on the iris keep overlapping, establish a L shaped fixed mount in the side of box body, establish a through hole on it, the position of the corresponding through hole of box body is provided with an inserting column, and this inserting column is by light source jack immovable fitting on through hole and the microscope.
4, a kind of microscopical light source feedway according to claim 3, it is characterized in that: described switch is a light modulation handwheel, part is exposed to box body, with the brightness and the open and close of control light emitting diode.
5, according to claim 1,2 described a kind of microscopical light source feedwaies, it is characterized in that: the outer sheathed outer cover of described light emitting diode, and place on the lamp socket, described outer cover is fixed on the lamp socket by screw thread or inserted mode, the upper position that is positioned at light emitting diode on the outer cover installs a light hole, the collector lens that is equipped with in the light source axle center of described light emitting diode and the objective table light hole and the axle center of the ground glass on the iris keep overlapping, and by jack screw lamp socket are locked on the Microscope base.
6, a kind of microscopical light source feedway according to claim 5 is characterized in that: fix a transparent glass sheet on the described light hole.
7, according to claim 5,6 described a kind of microscopical light source feedwaies; it is characterized in that: at 30mm place, distance transparent glass sheet top; one ground glass is set; near the 21mm of ground glass top, one 0.65 collector lenses are arranged; this collector lens places the inside of objective table light hole, is covered with the transparent cover glass of a slice on it.
8. according to claim 5,6 described a kind of microscopical light source feedwaies, it is characterized in that: at 26.5mm place, distance transparent glass sheet top, have one to be fixed on the ground glass that to put on the carriage of into showing, 4mm place above apart from this ground glass, another ground glass is arranged, near the 4mm of this ground glass top, the thick convex lens of a slice 6mm are arranged, one cover, 1.25 Abbe collector lenses are arranged apart from this 1.5mm position, convex lens top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02218577 CN2521629Y (en) | 2002-01-24 | 2002-01-24 | Light source supply device for microscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02218577 CN2521629Y (en) | 2002-01-24 | 2002-01-24 | Light source supply device for microscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2521629Y true CN2521629Y (en) | 2002-11-20 |
Family
ID=33697201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02218577 Expired - Lifetime CN2521629Y (en) | 2002-01-24 | 2002-01-24 | Light source supply device for microscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2521629Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101274416B (en) * | 2007-03-30 | 2012-09-05 | 株式会社尼德克 | Cup attaching apparatus |
| CN104793326A (en) * | 2015-04-30 | 2015-07-22 | 麦克奥迪实业集团有限公司 | Stereo microscope with coaxial lighting effect |
| CN114911045A (en) * | 2022-05-31 | 2022-08-16 | 苏州秉理科技有限公司 | Microscope optical imaging system |
-
2002
- 2002-01-24 CN CN 02218577 patent/CN2521629Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101274416B (en) * | 2007-03-30 | 2012-09-05 | 株式会社尼德克 | Cup attaching apparatus |
| US8506354B2 (en) | 2007-03-30 | 2013-08-13 | Nidek Co., Ltd. | Cup attaching apparatus |
| CN104793326A (en) * | 2015-04-30 | 2015-07-22 | 麦克奥迪实业集团有限公司 | Stereo microscope with coaxial lighting effect |
| CN114911045A (en) * | 2022-05-31 | 2022-08-16 | 苏州秉理科技有限公司 | Microscope optical imaging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120130 Granted publication date: 20021120 |