CN110954023A - Multifunctional visual experiment table and working method thereof - Google Patents
Multifunctional visual experiment table and working method thereof Download PDFInfo
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- CN110954023A CN110954023A CN201911340740.9A CN201911340740A CN110954023A CN 110954023 A CN110954023 A CN 110954023A CN 201911340740 A CN201911340740 A CN 201911340740A CN 110954023 A CN110954023 A CN 110954023A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8806—Specially adapted optical and illumination features
Abstract
The invention discloses a multifunctional visual experiment table, which comprises a base (1), a visual sensor (9) and a light source (11), wherein the visual detection is carried out on a product to be detected; the vision sensor (9) is arranged on the base (1) through a three-coordinate translation mechanism; the tested product is arranged on the base (1) through the two-axis rotating mechanism. The invention also discloses a working method of the experiment table. By adopting the technical scheme, the positions of the camera and the light source and the angle and the inclination angle of the sample can be freely and automatically adjusted; the device can meet the detection and measurement requirements of different products and different product positions; carrying out rapid manual fine adjustment focusing on the position of the camera by using a manual fine adjustment translation table; the tasks of identification, inspection, measurement and defect detection of the whole or part of the product can be achieved by two-dimensional image processing techniques.
Description
Technical Field
The invention belongs to the technical field of visual measurement and detection experimental equipment. More particularly, the present invention relates to a multifunctional visual laboratory bench. The invention also relates to the visual experiment table and a working method thereof.
Background
Introduction of related technical development background of machine vision measurement and detection:
in recent years, machine vision-based measurement and detection equipment is widely applied to various industries. In the process of developing measuring and detecting equipment based on machine vision, the requirements on machine vision experiments are more and more; however, since the difference between vision measurement and detection objects in different industries and different application fields is large, and the requirements on an industrial camera, an industrial light source, an object shooting pose and the like are different, the functional requirements on the vision experimental equipment for verifying the scheme are more and more when the scheme of the related vision measurement and detection equipment is designed in the early stage.
At present, most of electric visual experiment tables in visual laboratories have single functions, are relatively fixed, lack subsequent expansion capability and are not beneficial to innovative research; meanwhile, the problems of insufficient adjustable freedom degree or insufficient adjusting range and the like exist; for the manual slide bar type visual test bed, the test lens is lifted to continuously move up and down to find the optimal height point, the working efficiency of the test bed is low, the labor intensity of an experimenter is high, the shooting angle of the lens is not adjustable or the adjusting range is small, and the current machine visual test requirements can not be met. This brings great inconvenience to actual teaching and scientific research.
Secondly, searching relevant literature conditions in the prior art:
1. chinese patent documents: the technical scheme of the multifunctional visual test bed (document number: 103465260A) is as follows: the accessory installation device is connected with an industrial control computer through a base and an electric cabinet to control movement, parts with different functions such as a laser head and a suction device are installed on the accessory installation device, and a camera device is installed on the upright rod; the technical scheme of the document can demonstrate the application of visual guidance and motion control in laser processing, and a multifunctional comprehensive utilization experiment platform is achieved.
2. Chinese patent documents: "a high accuracy manual visual test platform (document number: 206293026U)", its technical scheme is: the heights of the camera and the light source are adjusted through the threaded rotary rod, and the technical scheme of the document achieves the purposes of improving the experiment efficiency and reducing the labor intensity of an experimenter.
Thirdly, the problems of the closest prior art:
the closest prior art connects the industrial control computer through base and electric cabinet and controls the removal to accessory installation device to through the part that the installation function is different on the accessory installation device like laser head, suction means, install camera device in the pole setting, can demonstrate the application of vision guide and motion control in laser processing, reach the experimental platform of multi-functional comprehensive utilization. However, the prior art is not satisfactory for experiments requiring workpiece rotation measurement or scanning, and for experiments requiring accurate angle detection measurement.
Disclosure of Invention
The invention provides a multifunctional vision test bed, which aims to meet the requirements of a multi-position posture vision detection experiment of the vision test bed.
In order to achieve the purpose, the invention adopts the technical scheme that:
the multifunctional visual experiment table comprises a base, a visual sensor and a light source, wherein the visual sensor is used for carrying out visual detection on a detected product; the vision sensor is arranged on the base through a three-coordinate translation mechanism; the tested product is arranged on the base through the two-axis rotating mechanism.
The three-coordinate translation mechanism comprises an X-axis translation table, a Y-axis translation table and a Z-axis translation table; the Z-axis translation stage is arranged on the horizontal Y-axis translation stage through a vertical guide rail; the Y-axis translation stage is arranged on the X-axis translation stage through two parallel horizontal guide rails, and the X-axis translation stage is perpendicular to the Y-axis translation stage; the X-axis translation stage is installed on the base through a support.
The lower part of the Z-axis translation stage is provided with a manual fine-tuning translation stage; the manual fine adjustment translation stage is arranged on the Z-axis translation stage through a manual fine adjustment mechanism; and a sensor fixing support is arranged on the manual fine-tuning translation table, and the visual sensor is arranged on the manual fine-tuning translation table through the sensor fixing support.
The sensor fixing bracket is provided with a fork-shaped bracket, two bolts with handles and two pressing plates; the fork-shaped support is arranged on the manual fine adjustment translation table through a horizontal fork-shaped support shaft; the two bolts with handles are respectively arranged on the fork-shaped plates at the two ends of the fork-shaped bracket through a thread structure, so that the two bolts with handles are distributed coaxially; the two pressing plates are respectively arranged at the inward end parts of the two bolts with the handles and are parallel to each other.
The vision sensor is an industrial camera, or a laser displacement sensor, or a laser profile instrument.
The light source is arranged at the lower part of the Z-axis translation table through the light source bracket; the light source bracket is provided with a switching device, a light source mounting frame and a light source bracket; the switching device is provided with two mounting holes which form a certain angle with each other, wherein one mounting hole is inserted into the mounting shaft of the light source mounting frame, and the other mounting hole is inserted into the mounting shaft of the Z-axis translation stage.
The light source bracket is composed of two parallel support rods, and the distance between the two support rods and the light source mounting frame is determined by an adjustable structure.
The two-axis rotating mechanism is provided with a C-axis turntable; the lower part of the C-axis turntable is arranged on the B-axis rotating mechanism through a rotating mechanism; the axis of the B-axis rotating mechanism is horizontally arranged, and the axis of the C-axis turntable is vertical to the axis of the B-axis rotating mechanism; the reference position of the C-axis turntable is that the platform plane for installing the tested product is a horizontal plane.
In order to achieve the same purpose as the technical scheme, the invention also provides the technical scheme of the working method of the multifunctional visual experiment table, and the working method comprises the following steps:
firstly, selecting a corresponding visual sensor and a corresponding light source according to the requirements and purposes of a visual experiment, and installing the visual sensor and the light source on a sensor fixing device and a light source bracket;
then the tested product is placed on the table top of the C-axis turntable;
switching on a system power supply, starting a motion control system and a visual imaging system, and respectively adjusting the angles and the positions of a B-axis rotating mechanism, a C-axis rotating disc, an X-axis translation table, a Y-axis translation table and a Z-axis translation table according to the characteristics and the measurement requirements of the measured product so as to acquire ideal image data of the measured product and/or data acquired by other sensors;
and finally, analyzing the image data acquired in the steps and/or the data acquired by other sensors to generate an experimental result.
The tested product is an experimental sample or a workpiece.
According to the technical scheme, three translation tables in mutually perpendicular directions and two rotation tables in two directions are adopted, so that the positions of the camera and the light source and the angle and the inclination angle of the sample can be freely and automatically adjusted; the device can meet the detection and measurement requirements of different products and different product positions; meanwhile, the sensor fixing device and the light source bracket adopt quick dismounting and replacing structures, so that the sensor type and the light source type can be quickly replaced according to actual needs; considering that the camera automatic focusing technology is not completely mature, the camera position can be quickly and manually finely adjusted and focused by using the manual fine adjustment translation table according to the requirement in actual operation; the tasks of whole or partial identification, detection, measurement and flaw detection of the product can be realized through a two-dimensional image processing technology; and a three-dimensional sensor such as a laser scanner can be installed, and three-dimensional reconstruction or three-dimensional scanning detection application can be realized by utilizing a three-dimensional point cloud technology.
Drawings
The contents of the drawings and the labels in the drawings are briefly described as follows:
FIG. 1 is a schematic structural diagram of a multifunctional vision experiment table according to the present invention;
FIG. 2 is a schematic view of a sensor fixing device according to the present invention;
fig. 3 is a schematic view of a light source bracket according to the present invention.
Labeled as:
1. the device comprises a base, a 2-axis rotating mechanism, a B-axis rotating mechanism, a 3-axis C-axis turntable, a 4-axis X-axis translation table, a 5-axis Y-axis translation table, a 6-axis Z-axis translation table, a 7-axis manual fine-tuning translation table, a 8-axis sensor fixing device, a 9-axis vision sensor, a 10-axis light source bracket, a 11-axis light source;
81. a bolt with a handle 82, a bolt with a handle 83, a pressure plate 84, a pressure plate 85 and a fork-shaped bracket;
101. the light source device comprises a switching device 102, a light source mounting frame 103, a light source bracket 104 and a mounting hole.
Detailed Description
The following detailed description of the embodiments of the present invention will be given in order to provide those skilled in the art with a more complete, accurate and thorough understanding of the inventive concept and technical solutions of the present invention.
First, the structure of the present invention as shown in fig. 1 to 3:
the invention relates to a multifunctional visual experiment table with five-degree-of-freedom adjustment, which comprises a base 1, a visual sensor 9 and a light source 11, and is used for carrying out visual detection on a product to be detected. The experiment table can be expanded and applied to the development task of the special visual measurement and detection equipment in the field of industrial non-contact measurement and detection.
The base 1 is a base of the visual test bed and supports the whole test bed; the lower part of the base 1 is an electrical installation cabinet, and an industrial personal computer and a motion control system are installed in the electrical installation cabinet.
In order to solve the problems in the prior art and achieve the aim of meeting the requirements of a multi-position posture visual detection experiment of a visual test bed, the invention adopts the following technical scheme:
as shown in fig. 1, the multifunctional vision experiment table of the present invention, wherein the vision sensor 9 is mounted on the base 1 by a three-coordinate translation mechanism; the tested product is arranged on the base 1 through a two-axis rotating mechanism.
The invention can install different types of industrial cameras or three-dimensional sensors, light sources and the like, and can freely and automatically adjust the positions of the cameras and the light sources and the angles and the inclination angles of samples by adopting three translation devices and two rotation devices, namely three linear translation tables in mutually perpendicular directions and two rotation tables in two directions, thereby realizing five-degree-of-freedom position and posture adjustment, realizing visual measurement and detection experiments in different poses, and being capable of adapting to detection and measurement requirements of different products and different positions of the products; three translation devices and two rotation devices on the experiment table mounting device are controlled through the industrial personal computer, and the position and angle shooting requirements of a tested product are met; the camera lens light source, the laser sensor and other machine vision related sensors can be mounted on the mounting device according to different measurement or detection requirements, and the problem that the existing vision test bed cannot meet the requirements of multi-position posture vision experiments is solved.
The multifunctional visual test bed adopts a camera and realizes the tasks of overall or partial recognition, detection, measurement and flaw detection measurement of the product through a two-dimensional image processing technology; the three-dimensional reconstruction or the application of three-dimensional scanning detection can also be realized by installing a three-dimensional sensor such as a laser scanner and the like and utilizing a three-dimensional point cloud technology.
Second, as shown in fig. 1, the two-axis rotating mechanism:
the two-shaft rotating mechanism is provided with a C-shaft rotating disc 3; the lower part of the C-axis turntable 3 is arranged on the B-axis rotating mechanism 2 through a rotating mechanism; the axis of the B-axis rotating mechanism 2 is horizontally arranged, and the axis of the C-axis turntable 3 is vertical to the axis of the B-axis rotating mechanism 2; the reference position of the C-axis turntable 3 is that the platform plane for installing the measured product is a horizontal plane.
Wherein: the B-axis rotating mechanism 2 can rotate around the Y axis of the coordinate system, and a C-axis turntable 3 is arranged on the B-axis rotating mechanism and can adjust the inclination angle of the workpiece; the C-axis turntable 3 can rotate around the Z axis of a coordinate system, a workbench is arranged on the C-axis turntable, and the angle position of a workpiece can be adjusted or the workpiece can be carried to carry out rotation measurement or detection.
Thirdly, as shown in fig. 1, the three-coordinate translation mechanism:
the three-coordinate translation mechanism comprises an X-axis translation table 4, a Y-axis translation table 5 and a Z-axis translation table 6; the Z-axis translation stage 6 is arranged on the horizontal Y-axis translation stage 5 through a vertical guide rail; the Y-axis translation stage 5 is arranged on the X-axis translation stage 4 through two parallel horizontal guide rails, and the X-axis translation stage 4 is vertical to the Y-axis translation stage 5; the X-axis translation stage 4 is arranged on the base 1 through a bracket.
Wherein: the X-axis translation stage 4 is used for controlling the industrial camera 9 and the light source 11 to translate in the X-axis direction and adjusting the shooting position; the Y-axis translation stage 5 is used for controlling the industrial camera 9 and the light source 11 to translate in the Y-axis direction and adjusting the photographing position; the Z-axis translation stage 6 is used for controlling the industrial camera 9 and the light source 11 to translate in the Z-axis direction and adjusting the photographing position.
Fourthly, as shown in fig. 1, manually fine-tuning the translation stage:
a manual fine-tuning translation stage 7 is arranged at the lower part of the Z-axis translation stage 6; the manual fine adjustment translation stage 7 is arranged on the Z-axis translation stage 6 through a manual fine adjustment mechanism; and a sensor fixing support 8 is arranged on the manual fine-tuning translation table 7, and a visual sensor 9 is arranged on the manual fine-tuning translation table 7 through the sensor fixing support 8.
Considering that the camera automatic focusing technology is not completely mature, the camera position can be quickly and manually finely adjusted and focused by using the manual fine adjustment translation table according to needs in actual operation; the manual fine-tuning translation stage 7 is arranged on the Z-axis translation stage 6, a sensor fixing support 8 is arranged on the manual fine-tuning translation stage, and the shot object distance between the industrial camera 9 and a lens can be quickly adjusted and quick focusing can be realized through manual operation;
fifthly, as shown in fig. 2, the sensor fixing device:
the sensor fixing bracket 8 is provided with a fork bracket 85, a bolt 81 with a handle, a bolt 82 with a handle, a pressure plate 83 and a pressure plate 84; the fork-shaped support 85 is arranged on the manual fine adjustment translation table 7 through a horizontal fork-shaped support shaft; the bolt 81 with the handle and the bolt 82 with the handle are respectively arranged on the fork-shaped plates at the two ends of the fork-shaped bracket 85 through a thread structure, so that the bolt 81 with the handle and the bolt 82 with the handle are distributed coaxially; the pressing plate 83 and the pressing plate 84 are respectively arranged at the inward ends of the bolt 81 with handle and the bolt 82 with handle, and the pressing plate 83 and the pressing plate 84 are parallel to each other.
The vision sensors 9 of different sizes and kinds can be fixed by the bolt 81 with handle, the bolt 82 with handle, the pressing plate 83 and the pressing plate 84. The vision sensor 9 is a variety of sensors for conducting vision experiments, including but not limited to industrial cameras, laser displacement sensors, laser profilometers, and the like.
Sixthly, as shown in fig. 3, the light source mounting structure:
the light source 11 is arranged at the lower part of the Z-axis translation stage 6 through a light source bracket 10; the light source bracket 10 is provided with a switching device 101, a light source mounting frame 102 and a light source bracket 103; the adapter device 101 is provided with two mounting holes 104 forming a certain angle with each other, wherein one mounting hole is inserted into the mounting shaft of the light source mounting frame 102, and the other mounting hole is inserted into the mounting shaft of the Z-axis translation stage 6.
The light source bracket 10 consists of a switching device 101 and a light source mounting rack 102; the adapter device 101 is provided with two through holes forming a fixed angle, and can rotate or translate around the optical axis 102 and the optical hole 104 in two different directions, so that the angle and the position of the light source can be adjusted; the branch size and the distance of the light source bracket 103 can be redesigned according to the size and the shape of the light source used actually;
the light source bracket 103 is two parallel support rods, and the fixed distance between the two support rods and the light source mounting frame 102 is determined by an adjustable structure.
The sensor fixing device 8 and the light source bracket 10 adopt the structural design of quick disassembly and replacement, and the sensor type and the light source type can be quickly replaced according to actual needs.
The light source 11 is an industrial light source and provides an illumination light source for a visual experiment.
The working method of the multifunctional visual experiment table applied to the invention comprises the following steps:
firstly, according to the requirements and purposes of a visual experiment, selecting a corresponding visual sensor 9 and a corresponding light source 11, and installing the visual sensor and the light source on a sensor fixing device 8 and a light source bracket 10;
then the tested product is placed on the table top of the C-axis turntable 3;
switching on a system power supply, starting a motion control system and a visual imaging system, and respectively adjusting the angles and the positions of a B-axis rotating mechanism 2, a C-axis turntable 3, an X-axis translation table 4, a Y-axis translation table 5 and a Z-axis translation table 6 according to the characteristics and the measurement requirements of a measured product so as to obtain ideal image data of the measured product and/or data acquired by other sensors;
and finally, analyzing the image data acquired in the steps and/or the data acquired by other sensors to generate an experimental result.
The tested product is an experimental sample or a workpiece.
Eighthly, the essential difference between the invention and the literature disclosed by the prior art is as follows:
1. the invention can automatically adjust the photographing positions in three directions, also can automatically and accurately adjust the angle through the two-degree-of-freedom turntable, meets the experiment aim of different angles, and can manually finely adjust the position of the camera to quickly focus;
2. the invention can automatically adjust the position and the angle of the camera light source and can also manually fine-tune.
And documents disclosed in the prior art: the technical schemes recorded by the multifunctional visual test stand (103465260A) and the high-precision manual visual test stand (206293026U) do not have the effects.
Ninth, a further embodiment of the present invention:
1. the multifunctional visual test bed can expand the application range by installing different sensors;
2. the shape of the light source bracket can be adjusted or replaced according to the shape and the size of the actual light source.
Summarizing the technical innovation points and the technical key points of the invention:
1. according to the invention, the angle and the posture of the shot object can be adjusted through the two-degree-of-freedom turntable control system, the technical problem that the shooting posture of a three-degree-of-freedom translation experiment table cannot be adjusted in the prior art is solved, and the visual experiment requirements of the tested sample at different angles are met; meanwhile, the method is suitable for the experimental requirements of data acquisition and analysis by sample autorotation;
2. the position of the sensor is adjusted through the three-degree-of-freedom translational motion control system, and two-dimensional or three-dimensional data of different positions of the sample can be acquired; the experimental requirements of data splicing types can be met;
3. the Z-axis translation stage is connected with the sensor fixing device bracket through the manual fine-tuning translation stage, so that the flexibility of the position adjustment of the sensor can be further increased, and the method is applied to quick focusing or position finding;
4. the light source support adopts the design of a four-degree-of-freedom adjusting and connecting structure, the position and the angle of a light source can be freely adjusted, and the requirements of different experimental photos are met.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (10)
1. A multifunctional visual experiment table comprises a base (1), a visual sensor (9) and a light source (11), and is used for carrying out visual detection on a detected product; the method is characterized in that: the vision sensor (9) is arranged on the base (1) through a three-coordinate translation mechanism; the tested product is arranged on the base (1) through a two-axis rotating mechanism.
2. The multifunctional visual laboratory bench of claim 1 wherein: the three-coordinate translation mechanism comprises an X-axis translation table (4), a Y-axis translation table (5) and a Z-axis translation table (6); the Z-axis translation table (6) is installed on the horizontal Y-axis translation table (5) through a vertical guide rail; the Y-axis translation stage (5) is arranged on the X-axis translation stage (4) through two parallel horizontal guide rails, and the X-axis translation stage (4) is vertical to the Y-axis translation stage (5); the X-axis translation table (4) is installed on the base (1) through a support.
3. The multifunctional visual laboratory bench of claim 2 wherein: a manual fine-tuning translation table (7) is arranged at the lower part of the Z-axis translation table (6); the manual fine adjustment translation table (7) is arranged on the Z-axis translation table (6) through a manual fine adjustment mechanism; and a sensor fixing support (8) is arranged on the manual fine-tuning translation table (7), and a visual sensor (9) is arranged on the manual fine-tuning translation table (7) through the sensor fixing support (8).
4. The multifunctional visual laboratory bench of claim 3 wherein: the sensor fixing bracket (8) is provided with a fork-shaped bracket (85), two bolts (81, 82) with handles and two pressure plates (83, 84); the fork-shaped support (85) is arranged on the manual fine-tuning translation table (7) through a horizontal fork-shaped support shaft; two bolts (81, 82) with handles are respectively arranged on the fork-shaped plates at the two ends of the fork-shaped bracket (85) through a thread structure, so that the two bolts (81, 82) with handles are coaxially distributed; the two pressure plates (83, 84) are respectively arranged at the inward ends of the two bolts (81, 82) with handles, and the two pressure plates (83, 84) are parallel to each other.
5. The multifunctional visual laboratory bench according to claim 3 or 4, wherein: the vision sensor (9) is an industrial camera, or a laser displacement sensor, or a laser profile instrument.
6. The multifunctional visual laboratory bench of claim 1 wherein: the light source (11) is arranged at the lower part of the Z-axis translation table (6) through a light source bracket (10); the light source support (10) is provided with a switching device (101), a light source mounting frame (102) and a light source bracket (103); the switching device (101) is provided with two mounting holes (104) which form a certain angle with each other, wherein one mounting hole is inserted into a mounting shaft of the light source mounting frame (102), and the other mounting hole is inserted into a mounting shaft of the Z-axis translation stage (6).
7. The multifunctional visual laboratory bench of claim 6 wherein: the light source bracket (103) is two parallel support rods, and the distance between the two support rods and the light source mounting frame (102) is determined by an adjustable structure.
8. The multifunctional visual laboratory bench of claim 1 wherein: the two-axis rotating mechanism is provided with a C-axis turntable (3); the lower part of the C-axis turntable (3) is arranged on the B-axis rotating mechanism (2) through a rotating mechanism; the axis of the B-axis rotating mechanism (2) is horizontally arranged, and the axis of the C-axis turntable (3) is vertical to the axis of the B-axis rotating mechanism (2); the reference position of the C-axis turntable (3) is that the platform plane for installing the tested product is a horizontal plane.
9. A method of operating a multifunctional visual laboratory bench according to claims 1 to 8, characterized in that: the working method comprises the following processes:
firstly, according to the requirements and purposes of a visual experiment, selecting a corresponding visual sensor (9) and a corresponding light source (11), and installing the visual sensor and the light source on a sensor fixing device (8) and a light source bracket (10);
then the tested product is placed on the table top of the C-axis turntable (3);
switching on a system power supply, starting a motion control system and a visual imaging system, and respectively adjusting the angles and the positions of a B-axis rotating mechanism (2), a C-axis rotating disc (3), an X-axis translation table (4), a Y-axis translation table (5) and a Z-axis translation table (6) according to the characteristics and the measurement requirements of the product to be measured so as to obtain ideal image data of the product to be measured and/or data acquired by other sensors;
and finally, analyzing the image data acquired in the steps and/or the data acquired by other sensors to generate an experimental result.
10. The method of operation of a multifunctional visual laboratory bench of claim 9 wherein: the tested product is an experimental sample or a workpiece.
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