CN220751948U - Multifunctional microscopic imaging instrument - Google Patents

Abstract

The utility model relates to the technical field of microscopic imaging, and particularly discloses a multifunctional microscopic imaging instrument, which comprises: the device comprises a base, wherein a focusing displacement table is arranged on the base, the focusing displacement table is arranged on the base through a supporting column, a supporting bracket is arranged on the focusing displacement table, and a transmission illumination assembly is arranged on the base; the scanning workbench is arranged above the transmission illumination component and is connected with the base through a supporting seat; a camera assembly disposed on and through the support bracket; the lens assembly is arranged below the camera assembly and connected with the camera assembly, and the coaxial falling-emission lighting assembly is arranged on the lens assembly; and the oblique illumination assembly is rotatably arranged on the mirror body assembly. The utility model has the advantages of various microscopic illumination modes.

Description

Multifunctional microscopic imaging instrument

Technical Field

The utility model relates to the technical field of microscopic imaging, in particular to a multifunctional microscopic imaging instrument.

Background

The microscopic imaging technology is widely applied to modern detection application, and in the optical wide-field microscopic imaging technology, mainly there are bright field, dark field, polarized light, fluorescence, phase contrast, differential interference, modulation contrast and other microscopic imaging technologies, and in many cases, several imaging technologies are used simultaneously, so as to form a multi-functional composite optical microscope instrument. The traditional optical microscope mainly adopts visual observation and has a single illumination mode, but with the rapid development and application of scientific technologies such as digital information technology, artificial intelligence technology and the like, more and more microscopic imaging detection fields require microscopic imaging digitization, and the application requirements of rapid automatic detection or remote control are provided. For the above reasons, the existing solution is generally to carry out transformation and upgrading on the basis of the existing microscope instrument, but the space structure and function expansion of the original product are often limited in transformation and upgrading, so that the integration of multiple microscopic imaging functions is difficult to realize, and the transformation and upgrading cost is relatively high.

Disclosure of Invention

Aiming at the problem of single illumination mode of a microscopic imaging instrument in the prior art, the utility model aims to provide a multifunctional microscopic imaging instrument which has the advantages of multiple microscopic illumination modes.

The technical aim of the utility model is realized by the following technical scheme:

a multi-functional microscopic imager, comprising:

the device comprises a base, wherein a focusing displacement table is arranged on the base, the focusing displacement table is arranged on the base through a supporting column, a supporting bracket is arranged on the focusing displacement table, and a transmission illumination assembly is arranged on the base;

the scanning workbench is arranged above the transmission illumination component and is connected with the base through a supporting seat;

a camera assembly disposed on and through the support bracket;

the lens assembly is arranged below the camera assembly and connected with the camera assembly, and the coaxial falling-emission lighting assembly is arranged on the lens assembly;

and the oblique illumination assembly is rotatably arranged on the mirror body assembly.

For prior art, this application is through setting up support bracket on the focus displacement platform to with camera module, mirror body subassembly and slope lighting module can realize high regulation through the cooperation of support bracket and focus displacement platform, and then realize microscopic imaging system object space focal plane and adjust, secondly coaxial epi-illumination module can provide different epi-illumination function for microscopic imaging, and camera module can carry out digital scanning imaging with the sample that is located on the scanning workstation, can improve digital scanning imaging's efficiency and quality through above-mentioned multiple function effectively.

As a preferable scheme of the utility model, the transmission illumination assembly comprises a first light source and a transmission illumination seat, wherein the first light source is arranged on the top wall of the base, the transmission illumination seat is arranged above the first light source and is connected with the first light source, a first light transmitting pore canal is arranged at the position of the transmission illumination seat corresponding to the first light source, a first polarizer slot, a wave plate slot and a first optical filter slot are arranged on the transmission illumination seat, and the first polarizer slot, the wave plate slot and the first optical filter slot are all communicated with the first light transmitting pore canal.

As a preferable scheme of the utility model, the transmission illumination component comprises a first polarizer inserting plate, a wave plate and a first optical filter, wherein the first polarizer, the wave plate and the first optical filter are respectively arranged in the first polarizer inserting slot, the wave plate inserting slot and the first optical filter inserting slot.

By adopting the scheme, the first polarizer, the wave plate and the first optical filter are arranged on the transmission illumination seat, so that illumination modes such as a bright field light source, a linearly polarized light source, a circularly polarized light source, a monochromatic light source and the like can be provided according to different transmission illumination requirements.

As a preferred scheme of the utility model, the lens body component comprises a lens seat, the lens seat is provided with a mounting cavity and a second light-transmitting pore canal, the second light-transmitting pore canal is communicated with the mounting cavity, the coaxial epi-illumination component is arranged on the lens seat and is communicated with the mounting cavity, a bright-dark field switcher is arranged in the mounting cavity, the top wall of the lens seat is connected with the camera component, the bottom wall of the lens seat is provided with an objective lens converter, the oblique illumination component is arranged between the lens seat and the objective lens converter and is respectively connected with the lens seat and the objective lens converter, at least one objective lens is arranged on the objective lens converter, and a dark field plugboard is arranged in the objective lens converter.

As a preferable scheme of the utility model, an analyzer slot is arranged at the position of the top wall of the lens seat corresponding to the camera component, the analyzer slot is communicated with the second light transmission hole, and an analyzer plugboard is arranged in the analyzer slot.

By adopting the scheme, the bright-dark field switcher is arranged in the installation cavity, when coaxial bright-field microscopic imaging observation is carried out, the bright-dark field switcher is adjusted to enable the semi-transparent spectroscope to be positioned in the light path, and when dark-field microscopic imaging observation is carried out, the bright-dark field switcher is adjusted to enable the dark-field reflector to be positioned in the light path, so that the bright field and the dark field can be flexibly switched; by arranging the dark field plugboard in the objective lens converter, illumination stray light can be effectively prevented from entering the objective lens system when coaxial epidarkfield observation is carried out, so that the dark field microscopic imaging effect is improved.

As a preferable scheme of the utility model, the coaxial epi-illumination assembly comprises an epi-illumination seat, wherein the epi-illumination seat is provided with a third light-transmitting pore canal, one end of the epi-illumination seat is provided with a second light source, the other end of the epi-illumination seat is connected with the mirror assembly, the epi-illumination seat is provided with a grating slot, a second optical filter slot, a second polarizer slot and a dark field baffle slot, and the grating slot, the second optical filter slot, the second polarizer slot and the dark field baffle slot are all communicated with the third light-transmitting pore canal.

As a preferred solution of the present utility model, the coaxial epi-illumination assembly includes an aperture grating, a second optical filter, a second polarizer insert plate, and a dark field illumination baffle, where the aperture grating, the second optical filter, the second polarizer insert plate, and the dark field illumination baffle are respectively disposed in the grating slot, the second optical filter slot, the second polarizer slot, and the dark field baffle slot.

By adopting the scheme, the aperture diaphragm, the second polarizer slot and the dark field illumination baffle are arranged on the epi-illumination seat, and the second optical filter can control the light flux by adjusting the size of the aperture diaphragm according to the requirements of epi-illumination during microscopic imaging of the microscope objectives with different multiplying powers; when the second polarizer is loaded in the coaxial epi-illumination system, epi-polarization microscopic observation can be performed; when the dark field illumination baffle is loaded, the center of the illumination beam can be shielded, so that annular illumination is formed, and the method is suitable for microscopic observation of an incident dark field; when the filter is loaded, monochromatic light coaxial epi-microscope observation can be carried out, and various epi-illumination requirements can be met.

As a preferable scheme of the utility model, the camera assembly comprises a camera and a tube lens group, wherein a connecting plate is sleeved on the outer side wall of the tube lens group, a containing through hole is formed in the supporting bracket, the tube lens group passes through the supporting bracket through the containing through hole, the connecting plate is connected with the supporting bracket, and the camera is arranged at one end, far away from the supporting bracket, of the tube lens group.

As a preferable scheme of the utility model, the inclined illumination assembly comprises a rotary workbench and an angle adjusting frame, wherein the angle adjusting frame is rotatably arranged on the bottom wall of the rotary workbench, the rotary workbench is connected with the mirror body assembly, a tightening limiting piece is arranged on the angle adjusting frame, and a third light source is arranged on the angle adjusting frame in a swinging mode.

By adopting the scheme, the angle adjusting frame can be fixed at the position by propping up the limiting piece, and the third light source can provide oblique illumination.

As a preferred scheme of the utility model, the scanning workbench comprises a fixed plate, an X-axis movable plate and a Y-axis movable plate, wherein a supporting seat is arranged on the bottom wall of the fixed plate, the fixed plate is connected with the base through the supporting seat, an X-axis mounting groove is formed in the top wall of the fixed plate, a Y-axis mounting groove is formed in the X-axis movable plate, the X-axis movable plate is arranged in the X-axis mounting groove, the Y-axis movable plate is arranged in the Y-axis mounting groove, a placing groove is formed in the Y-axis movable plate, and a clamp holder is arranged at the position, corresponding to the placing groove, of the Y-axis movable plate;

wherein the placement groove corresponds in position to the position of the transmissive lighting assembly.

By adopting the scheme, the movement of the placing groove can be realized through the arrangement of the X-axis movable plate and the Y-axis movable plate, so that the scanning of the sample can be better completed.

The multifunctional microscopic imaging instrument has the following beneficial effects: the transmission illumination seat is provided with a first light source, a first polarizer plugboard, a wave plate and a first optical filter, wherein the first light source can provide light for a sample, and the first polarizer plugboard, the wave plate and the first optical filter are matched with the first light source to provide different illumination modes; the coaxial bright field microscopic imaging and the coaxial dark field microscopic imaging can be switched between by adjusting a bright-dark field switcher in the installation cavity of the lens base according to requirements; the second light source is arranged on the epi-illumination seat, and different illumination effects can be realized through the cooperation of the second light source, the aperture grating, the second optical filter, the second polarizer and the dark field illumination baffle; the third light source arranged on the angle adjusting frame can provide oblique illumination for the sample; simultaneously, transmission illumination, coaxial falling illumination and angle-adjustable oblique illumination are provided, different microscopic imaging functions can be realized through the cooperation of different illumination modes, and the microscopic imaging functions of the microscopic imager are greatly enriched.

Drawings

FIG. 1 is a schematic diagram of a multi-functional microimager according to the present utility model;

FIG. 2 is a schematic diagram of a transmission illumination assembly in a multi-functional microimager according to the present utility model;

FIG. 3 is a schematic view of the scanning stage of the multifunctional microimager according to the present utility model;

FIG. 4 is a top view of a scanning stage in a multi-functional microimager in accordance with the present utility model;

FIG. 5 is a schematic view of a camera assembly and a mirror assembly of a multi-functional microimager according to the present utility model;

FIG. 6 is a schematic diagram of a coaxial epi-illumination assembly in a multi-functional microscopic imager according to the present utility model;

FIG. 7 is a schematic view of the structure of an oblique illumination assembly in a multi-functional microimager according to the present utility model;

in the figure: 1. a base; 2. a focus displacement stage; 3. a support column; 4. a support bracket; 5. a transmissive illumination assembly; 51. a first light source; 52. a transmissive lighting mount; 53. a first light-transmitting aperture; 54. a first polarizer slot; 55. a wave plate slot; 56. a first filter slot; 57. a first polarizer insert; 58. a wave plate; 59. a first optical filter; 6. a scanning workbench; 61. a fixing plate; 62. an X-axis movable plate; 63. a Y-axis movable plate; 64. a support base; 65. an X-axis mounting groove; 66. y-axis mounting grooves; 67. a placement groove; 68. a holder; 7. a camera assembly; 71. a camera; 72. a tube lens group; 73. a connecting plate; 74. a camera joint; 8. a mirror assembly; 81. a lens base; 82. a mounting cavity; 83. a second light-transmitting duct; 84. a bright-dark field switcher; 85. an objective lens converter; 86. an objective lens; 87. dark field plugboards; 88. an analyzer slot; 89. an analyzer board; 9. a coaxial epi-illumination assembly; 901. an illuminating seat for falling incidence; 902. a third light-transmitting duct; 903. a second light source; 904. a grating slot; 905. a second filter slot; 906. a second polarizer slot; 907. a dark field baffle slot; 908. an aperture grating; 909. a second optical filter; 910. a second polarizer insert; 911. a dark field illumination baffle; 10. tilting the lighting assembly; 101. a rotary table; 102. an angle adjusting frame; 103. tightly pushing the limiting piece; 104. a third light source; 11. and a control box.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if a directional indication (such as up, down, left, right, front, and rear … …) is involved in the embodiment of the present utility model, the directional indication is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional indication is correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if "and/or" and/or "are used throughout, the meaning includes three parallel schemes, for example," a and/or B "including a scheme, or B scheme, or a scheme where a and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a multifunctional microscopic imaging instrument.

Referring to fig. 1, in one embodiment of the present utility model, the multifunctional microimager includes: the microscope imaging system comprises a base 1, a scanning workbench 6, a camera assembly 7, a mirror body assembly 8 and an oblique illumination assembly 10, wherein the base 1 is provided with a focusing displacement table 2, the focusing displacement table 2 is arranged on the base 1 through a support column 3, the focusing displacement table 2 is arranged on the support column 3 through a screw, the support column 3 is arranged on the base 1 through a screw, and the focusing displacement table 2 is provided with a supporting bracket 4, wherein it is worth noting that the focusing displacement table 2 adopts a stepping motor to drive a ball screw transmission mechanism in the prior art, realizes vertical high-precision reciprocating linear motion on a crossed roller guide rail, drives the mirror body assembly 8 to vertically move, realizes object focal plane adjustment of a microscopic imaging system, and the supporting bracket 4 is arranged on a sliding block in the stepping motor-driven ball screw transmission structure through a screw; the base 1 is provided with a transmission illumination component 5; the scanning workbench 6 is arranged above the transmission illumination component 5 and is connected with the base 1 through the supporting seat 64; the camera assembly 7 is disposed on the support bracket 4 and disposed through the support bracket 4; the lens assembly 8 is arranged below the camera assembly 7 and is connected with the camera assembly 7, and the coaxial epi-illumination assembly 9 is arranged on the lens assembly 8; the tilt illumination assembly 10 is rotatably disposed on the mirror assembly 8. Through setting up support bracket 4 on focus displacement platform 2 to with camera subassembly 7, mirror body subassembly 8 and slope lighting assembly 10 can realize the altitude mixture control through the cooperation of support bracket 4 and focus displacement platform 2, and then realize microscopic imaging system object space focal plane and adjust, secondly coaxial epi-illumination assembly 9 can provide different epi-illumination function for microscopic imaging, camera subassembly 7 can carry out digital scanning imaging to the sample that is located on scanning workstation 6, can effectively improve digital scanning imaging's efficiency and quality through above-mentioned multiple functions.

Referring to fig. 2, in an embodiment, the transmission illumination assembly 5 includes a first light source 51 and a transmission illumination seat 52, the first light source 51 is embedded and mounted on a top wall of the base 1, the transmission illumination seat 52 is disposed above the first light source 51 and is connected with the first light source 51 through a screw, a first light transmitting hole 53 is formed at a position of the transmission illumination seat 52 corresponding to the first light source 51, a first polarizer slot 54, a wave plate slot 55 and a first optical filter slot 56 are formed on the transmission illumination seat 52, and the first polarizer slot 54, the wave plate slot 55 and the first optical filter slot 56 are all communicated with the first light transmitting hole 53. The transmission illumination assembly 5 further includes a first polarizer insert 57, a wave plate 58, and a first filter 59, where the first polarizer, the wave plate 58, and the first filter 59 are disposed in the first polarizer slot 54, the wave plate slot 55, and the first filter slot 56, respectively. By providing the first polarizer, the wave plate 58, and the first filter 59 on the transmissive illumination mount 52, illumination modes such as a bright field light source, a linearly polarized light source, a circularly polarized light source, and a monochromatic light source can be provided according to different transmissive illumination requirements.

Referring to fig. 5, in one embodiment, the lens body assembly 8 includes a lens base 81, the lens base 81 has a mounting cavity 82 and a second light-transmitting channel 83, the second light-transmitting channel 83 is communicated with the mounting cavity 82, the coaxial epi-illumination assembly 9 is disposed on the lens base 81 and is communicated with the mounting cavity 82, a bright-dark field switch 84 is disposed in the mounting cavity 82, the bright-dark field switch 84 is mounted on a cavity wall of the mounting cavity 82 through a dovetail groove, a top wall of the lens base 81 is connected with the camera assembly 7, a bottom wall of the lens base 81 is mounted with an objective lens converter 85 through a screw, the tilt illumination assembly 10 is disposed between the lens base 81 and the objective lens converter 85 and is respectively connected with the lens base 81 and the objective lens converter 85, three objective lenses 86 are disposed on the objective lens converter 85, and a dark field insert plate 87 is disposed in the objective lens converter 85. An analyzer slot 88 is formed in the position, corresponding to the camera component 7, of the top wall of the mirror base 81, the analyzer slot 88 is communicated with the second light transmission hole 83, and an analyzer plugboard 89 is arranged in the analyzer slot 88. A bright-dark field switch 84 is arranged in the mounting cavity 82, when coaxial bright-field microscopic imaging observation is carried out, the bright-dark field switch 84 is adjusted to enable the semi-transparent spectroscope to be positioned in the light path, and when bright-dark field microscopic imaging observation is carried out, the bright-dark field switch 84 is adjusted to enable the dark field reflector to be positioned in the light path, so that bright fields and dark fields can be flexibly switched; by providing the dark field insert plate 87 in the objective lens converter 85, the entrance of illumination stray light into the objective lens 86 system can be effectively prevented when the coaxial epi-dark field observation is performed, thereby improving the dark field microscopic imaging effect.

Referring to fig. 6, in an embodiment, the coaxial epi-illumination assembly 9 includes an epi-illumination seat 901, a third light-transmitting hole 902 is formed in the epi-illumination seat 901, a second light source 903 is mounted on one end of the epi-illumination seat 901 through a screw, the other end of the epi-illumination seat is connected to the mirror seat 81, the third light-transmitting hole 902 is communicated with the mounting cavity 82, a grating slot 904, a second optical filter slot 905, a second polarizer slot 906 and a dark field baffle slot 907 are formed in the epi-illumination seat 901, and the grating slot 904, the second optical filter slot 905, the second polarizer slot 906 and the dark field baffle slot 907 are all communicated with the third light-transmitting hole 902. The coaxial epi-illumination assembly 9 further includes an aperture grating 908, a second filter 909, a second polarizer insert 910, and a dark field illumination baffle 911, where the aperture grating 908, the second filter 909, the second polarizer insert 910, and the dark field illumination baffle 911 are disposed in the grating slot 904, the second filter slot 905, the second polarizer slot 906, and the dark field baffle slot 907, respectively. The aperture diaphragm, the second polarizer slot 906, the dark field illumination baffle 911 and the second optical filter 909 are arranged on the epi-illumination seat 901, so that the light flux can be controlled by adjusting the size of the aperture diaphragm according to the requirements of the epi-illumination during microscopic imaging of the microscope objective 86 with different multiplying powers; when the second polarizer is loaded in the coaxial epi-illumination system, epi-polarization microscopic observation can be performed; when the dark field illumination baffle 911 is loaded, the center of an illumination beam can be shielded, so that annular illumination is formed, and the device is suitable for microscopic observation of an incident dark field; when the filter is loaded, monochromatic light coaxial epi-microscope observation can be carried out, and various epi-illumination requirements can be met.

Referring to fig. 5, in an embodiment, the camera assembly 7 includes a camera 71 and a tube lens set 72, a connecting plate 73 is sleeved on an outer side wall of the tube lens set 72, a receiving through hole is provided on the supporting bracket 4, the tube lens set 72 passes through the supporting bracket 4 through the receiving through hole, the connecting plate 73 is connected with the supporting bracket 4 through a screw, the camera 71 is disposed at an end of the tube lens set 72 away from the supporting bracket 4 through a camera connector 74, the camera connector 74 is designed with a standard C interface size at an end connected with the camera 71, and a dovetail bayonet design is adopted at another end, so that quick switching and accurate positioning installation can be realized, wherein the camera 71 can adopt a high-definition CMOS or CCD camera 71.

Referring to fig. 7, in an embodiment, the tilt lighting assembly 10 includes a rotary table 101 and an angle adjusting frame 102, the angle adjusting frame 102 is rotatably disposed on a bottom wall of the rotary table 101 through a rotation shaft, the rotary table 101 is mounted on a bottom wall of the mirror base 81 through a screw, a tightening limiting member 103 is disposed on the angle adjusting frame 102, a third light source 104 is swingably disposed on the angle adjusting frame 102, the third light source 104 is hinged on the angle adjusting frame 102 through a rotation hinge, wherein the tightening limiting member 103 belongs to the prior art, the tightening limiting member 103 includes a limiting block and a tightening screw, the limiting block is mounted on an edge of the angle adjusting frame 102 through a screw, the tightening screw passes through the limiting block and is in threaded connection with the limiting block, and when the tightening screw is screwed, one end of the tightening screw is tightened against the rotary table 101 to achieve the purpose of fixing the position of the angle adjusting frame 102. The angle adjusting bracket 102 can be fixed in position by pushing against the stopper 103, and the third light source 104 can provide oblique illumination.

Referring to fig. 3 and 4, in an embodiment, the scanning table 6 includes a fixed plate 61, an X-axis movable plate 62 and a Y-axis movable plate 63, a support base 64 is mounted on a bottom wall of the fixed plate 61 by a screw, the fixed plate 61 is connected to the base 1 by the support base 64, the support base 64 is connected to the base 1 by a screw, an X-axis mounting groove 65 is formed in a top wall of the fixed plate 61, a Y-axis mounting groove 66 is formed in the X-axis movable plate 62, the X-axis movable plate 62 is placed in the X-axis mounting groove 65, the Y-axis movable plate 63 is placed in the Y-axis mounting groove 66, a placement groove 67 is formed in the Y-axis movable plate 63, a gripper 68 is provided at a position corresponding to the placement groove 67, and the gripper 68 adopts a wedge-shaped elastic gripper 68 in the prior art for gripping a slide glass located in the placement groove 67; the position of the placement groove 67 corresponds to the position of the first light-transmitting hole 53, and it should be noted that the X-axis movable plate 62 and the Y-axis movable plate 63 are respectively connected with two different external linear motors, the X-axis movable plate 62 can move along the X-axis mounting groove 65 under the action of the linear motors, and the Y-axis movable plate 63 can move along the Y-axis mounting groove 66 under the action of the linear motors. By providing the X-axis movable plate 62 and the Y-axis movable plate 63, the movement of the placement groove 67 can be realized, and thus the scanning of the sample can be completed better.

It should be noted that, in the present embodiment, the first light source 51, the second light source 903 and the third light source 104 are LED light source modules, and the first light source 51, the second light source 903, the third light source 104, the focusing displacement table 2 and the external two linear motors are all connected to the external control box 11, and the control box 11 is used for providing power for the first light source 51, the second light source 903 and the third light source 104; the control box 11 is connected with two external linear motors and the focusing displacement table 2 through data cables to control the operation of the two linear motors; the control box 11 and the camera 71 are connected with a computer through USB data cables respectively, and automatic scanning and focusing imaging are realized through programs.

The first light source 51, the first polarizer insert plate 57, the wave plate 58 and the first optical filter 59 are arranged on the transmission illumination seat 52, the first light source 51 can provide light for a sample, and the first polarizer insert plate 57, the wave plate 58 and the first optical filter 59 can provide different illumination modes by being matched with the first light source 51; the light-dark field switch 84 in the mounting cavity 82 of the lens holder 81 can be adjusted to switch between coaxial bright-field microscopic imaging and coaxial dark-field microscopic imaging according to the requirements; the second light source 903 is arranged on the epi-illumination seat 901, and different illumination effects can be realized through the cooperation of the second light source 903, the aperture grating 908, the second optical filter 909, the second polarizer and the dark field illumination baffle 911; the third light source 104 disposed on the angle adjustment frame 102 is capable of providing oblique illumination to the sample; simultaneously, transmission illumination, coaxial falling illumination and angle-adjustable oblique illumination are provided, different microscopic imaging functions can be realized through the cooperation of different illumination modes, and the microscopic imaging functions of the microscopic imager are greatly enriched.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A multi-functional microscopic imager, comprising:

the device comprises a base, wherein a focusing displacement table is arranged on the base, the focusing displacement table is arranged on the base through a supporting column, a supporting bracket is arranged on the focusing displacement table, and a transmission illumination assembly is arranged on the base;

the scanning workbench is arranged above the transmission illumination component and is connected with the base through a supporting seat;

a camera assembly disposed on and through the support bracket;

the lens assembly is arranged below the camera assembly and connected with the camera assembly, and the coaxial falling-emission lighting assembly is arranged on the lens assembly;

and the oblique illumination assembly is rotatably arranged on the mirror body assembly.

2. The multi-purpose microscopic imager according to claim 1, wherein: the transmission illumination assembly comprises a first light source and a transmission illumination seat, the first light source is arranged on the top wall of the base, the transmission illumination seat is arranged above the first light source and connected with the first light source, a first light transmitting pore canal is formed in the transmission illumination seat corresponding to the first light source, a first polarizer slot, a wave plate slot and a first optical filter slot are formed in the transmission illumination seat, and the first polarizer slot, the wave plate slot and the first optical filter slot are all communicated with the first light transmitting pore canal.

3. The multi-functional microscopic imager according to claim 2, wherein: the transmission illumination assembly comprises a first polarizer inserting plate, a wave plate and a first optical filter, wherein the first polarizer, the wave plate and the first optical filter are respectively arranged in the first polarizer slot, the wave plate slot and the first optical filter slot.

4. The multi-purpose microscopic imager according to claim 1, wherein: the lens body assembly comprises a lens seat, the lens seat is provided with a mounting cavity and a second light-transmitting pore canal, the second light-transmitting pore canal is communicated with the mounting cavity, the coaxial epi-illumination assembly is arranged on the lens seat and is communicated with the mounting cavity, a bright-dark field switcher is arranged in the mounting cavity, the top wall of the lens seat is connected with the camera assembly, the bottom wall of the lens seat is provided with an objective lens converter, the oblique illumination assembly is arranged between the lens seat and the objective lens converter and is respectively connected with the lens seat and the objective lens converter, at least one objective lens is arranged on the objective lens converter, and a dark field plugboard is arranged in the objective lens converter.

5. The multi-purpose microscopic imager according to claim 4, wherein: the top wall of the lens seat is provided with an analyzer slot corresponding to the camera component, the analyzer slot is communicated with the second light transmission hole, and an analyzer plugboard is arranged in the analyzer slot.

6. The multi-purpose microscopic imager according to claim 1, wherein: the coaxial epi-illumination assembly comprises an epi-illumination seat, wherein the epi-illumination seat is provided with a third light-transmitting pore canal, one end of the epi-illumination seat is provided with a second light source, the other end of the epi-illumination seat is connected with the mirror assembly, the epi-illumination seat is provided with a grating slot, a second optical filter slot, a second polarizer slot and a dark field baffle slot, and the grating slot, the second optical filter slot, the second polarizer slot and the dark field baffle slot are all communicated with the third light-transmitting pore canal.

7. The multi-purpose microscopic imager according to claim 6, wherein: the coaxial epi-illumination assembly comprises an aperture grating, a second optical filter, a second polarizer plugboard and a dark field illumination baffle, wherein the aperture grating, the second optical filter, the second polarizer plugboard and the dark field illumination baffle are respectively arranged in the grating slot, the second optical filter slot, the second polarizer slot and the dark field baffle slot.

8. The multi-purpose microscopic imager according to claim 1, wherein: the camera assembly comprises a camera and a tube lens group, a connecting plate is sleeved on the outer side wall of the tube lens group, a containing through hole is formed in the supporting bracket, the tube lens group penetrates through the supporting bracket through the containing through hole, the connecting plate is connected with the supporting bracket, and the camera is arranged at one end, far away from the supporting bracket, of the tube lens group.

9. The multi-purpose microscopic imager according to claim 1, wherein: the inclined illumination assembly comprises a rotary workbench and an angle adjusting frame, wherein the angle adjusting frame is rotatably arranged on the bottom wall of the rotary workbench, the rotary workbench is connected with the mirror assembly, a tight propping limiting piece is arranged on the angle adjusting frame, and a third light source is arranged on the angle adjusting frame in a swinging mode.

10. The multi-purpose microscopic imager according to claim 1, wherein: the scanning workbench comprises a fixed plate, an X-axis movable plate and a Y-axis movable plate, wherein a supporting seat is arranged on the bottom wall of the fixed plate, the fixed plate is connected with the base through the supporting seat, an X-axis mounting groove is formed in the top wall of the fixed plate, a Y-axis mounting groove is formed in the X-axis movable plate, the X-axis movable plate is arranged in the X-axis mounting groove, the Y-axis movable plate is arranged in the Y-axis mounting groove, a placing groove is formed in the Y-axis movable plate, and a clamp holder is arranged at the position, corresponding to the placing groove, of the Y-axis movable plate;

wherein the placement groove corresponds in position to the position of the transmissive lighting assembly.