CN201075000Y - Reflecting image-taking device of single lens particle decisionmaking instrument - Google Patents
Reflecting image-taking device of single lens particle decisionmaking instrument Download PDFInfo
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- CN201075000Y CN201075000Y CNU2007201700567U CN200720170056U CN201075000Y CN 201075000 Y CN201075000 Y CN 201075000Y CN U2007201700567 U CNU2007201700567 U CN U2007201700567U CN 200720170056 U CN200720170056 U CN 200720170056U CN 201075000 Y CN201075000 Y CN 201075000Y
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- reflector
- reverse side
- reflected light
- light path
- material plate
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Abstract
The utility model provides a reflecting image-capturing device of a single lens particle judge instrument, the device includes a transparent material board which is horizontally arranged and a camera device which is fixedly arranged; the utility model is characterized in that a front surface reflected light path which transfers the reflected light of the front surface of the particle to be measured to a camera opening is arranged between the camera opening of the camera device and the front surface of the material board; a back surface reflected light path which transfers the reflected light of the back surface of the particle to be measured to the camera opening is arranged between the camera opening and the back surface of the material board; and a switching device which carries out the switch of two reflected light paths is arranged between the two reflected light paths. The utility model can adopt one lens to collect the image information of the particle to be measured from front surface and back surface by making use of reflected light paths, so as to improve the accuracy of the judgment of particle judge instrument and reduce the manufacturing cost of the equipment.
Description
Technical field
The utility model relates to a kind of image-taking device of gathering particle image, specifically, is a kind of reflective image-taking device of single-lens particle decision instrument.
Background technology
Particle judges that the principle of instrument is the appearance images that adopts the CCD imaging technique to gather tested particle, behind the input computing machine image is carried out Treatment Analysis, draws the information such as face shaping, size, color and luster, inner structure of tested particle.It is very extensive that particle judges that instrument uses at present, mainly uses field of food and industrial circle.Wherein field of food relates generally to the judgement of following several particles: the judgement of cereal-granules, as: wheat, corn, rice, coarse cereals, paddy, brown rice etc.; The judgement of oil crops particle is as soybean, rapeseed, peanut, sesame etc.; Other plant fruit particle is judged, as apple, strawberry, grape etc.Industrial circle mainly contains the judgement of various metals, nonmetallic feed particles, wear particle etc.
Particle judges that the image-taking device that instrument adopts at present generally has following dual mode: a kind of is single-lens image-taking device, and another kind is many camera lenses image-taking device.As shown in Figure 1, synoptic diagram for the image-taking device 9 of single-lens particle decision instrument, this single-lens image-taking device 9 has a camera 91 that is fixed on tested particle top, tested particle 90 is placed on the material plate 92, and tested particle 90 can be that individual particle also can be colony's particle (granose situation has been shown among Fig. 1).The advantage of this single-lens image-taking device is that acquired information speed is fast, the Flame Image Process amount is few, design and the cost made are low.Shortcoming is the appearance information that can only reflect the particle single face, causes judged result erroneous judgement to occur thus easily, thereby influences the accuracy of particle decision instrument.
As shown in Figure 2, be the structural representation of the image-taking device of many camera lenses particle decision instrument.As shown in Figure 2, this many camera lenses image-taking device 8 is generally taked the camera 81 of 2 or 2 above stationkeeping, and tested material 80 is placed on the transparent material plate 82, by 80 different surfaces captures of 81 pairs of particles of camera and the analysis that is positioned at a plurality of orientation.Tested particle 80 can be that individual particle also can be colony's particle (the granose situation that only illustrates among Fig. 2).It is many that this many camera lenses image-taking device obtains image information, the accuracy height of result, but, increased cost because camera quantity is many.
In addition, the image-taking device of these two kinds of particle decision instruments is in the judgement to colony's particle, inhomogeneous as cloth between the fruit granule, produce the phenomenon that is in contact with one another between the particle (as the A place among Fig. 1 and the B place among Fig. 2), then cause the Computer Image Processing result not square with the fact easily, promptly produce erroneous judgement, thereby also influence the judgement accuracy of particle decision instrument.
Therefore, be necessary to provide a kind of novel particle decision instrument image-taking device, solve the problems referred to above that existing image-taking device exists.
Summary of the invention
Technical problem to be solved in the utility model is, a kind of reflective image-taking device of single-lens particle decision instrument is provided, it can utilize reflective light path and adopt a camera lens to gather the pro and con image information of tested particle, thereby improves the judgement accuracy of particle decision instrument.
Technical problem to be solved in the utility model also is, a kind of reflective image-taking device of single-lens particle decision instrument is provided, and it can make between the particle cloth even when colony's particle is judged, thereby improves the judgement accuracy of particle decision instrument.
Above-mentioned technical matters of the present utility model can adopt following technical scheme to solve, a kind of reflective image-taking device of single-lens particle decision instrument, it comprises transparency flitch and a camera head that fixedly installs of horizontal positioned, between the shooting mouth of described camera head and material plate front, be provided with the front reflected light path that reflected light with tested particle front passes to shooting mouthful, between shooting mouth and material plate reverse side, be provided with the reverse side reflected light path that the reflected light of tested particle reverse side is passed to the shooting mouth, between on this two reflected light path, have the switching device shifter that two reflected light paths are switched.
In the utility model, as a concrete optional embodiment, described camera head is fixedly installed on a side of material plate, and described switching device shifter is rotary reflector, and this rotary reflector is between the shooting mouth and material plate of camera head; On the reflected light path of described front, between the front of material plate and rotary reflector, be provided with the first front reflector and the second front reflector; On described reverse side reflected light path, between the reverse side of material plate and rotary reflector, be provided with the first reverse side reflector and the second reverse side reflector; Described rotary reflector has the reflective surface primary importance relative with the second front reflector and the reflective surface and the relative second place of the second reverse side reflector.
In above-mentioned embodiment of the present utility model, the described first front reflector, the second front reflector, the first reverse side reflector and the second reverse side reflector are respectively the reflector that 45 degree are provided with.
In above-mentioned embodiment of the present utility model, the described first front reflector and the first reverse side reflector are symmetrical arranged with respect to the horizontal axis of shooting mouth.
In above-mentioned embodiment of the present utility model, the described second front reflector and the second reverse side reflector are symmetrical arranged with respect to the horizontal axis of shooting mouth.
In the utility model, the equivalent optical path of described front reflected light path and reverse side reflected light path.
As the optional embodiment of another kind of the present utility model, described camera head is arranged on the top of material plate, shooting mouthful front towards material plate, described switching device shifter is portable reflector, this movable type reflector has the primary importance and the second place that is positioned on the positive light path outside the front reflected light path between shooting mouth and the material plate front, on described reverse side reflected light path, below this material plate, be provided with the first reverse side reflector, side at this first reverse side reflector is provided with the second reverse side reflector, be provided with the 3rd reverse side luminous plaque above this second reverse side reflecting plate, the reflective surface of the 3rd reflector is relative with the reflective surface of the portable reflector that is in the second place.
In above-mentioned embodiment of the present utility model, the described first reverse side reflector, the second reverse side reflector, the 3rd reverse side reflector and the portable reflector that is positioned at the second place are respectively the reflector that 45 degree are provided with.
In the utility model, on described material plate, can be connected with Vib., thereby make colony's material cloth even by vibration.
In the utility model, on described material plate, also be connected with shock attenuation device, for example beam or damping spring etc. are collided with other devices when reducing the material plate vibration and to instrument generation destruction.
The image-taking device effect that adopts single-lens particle decision instrument of the present utility model is significant, because the direct picture information and the reverse side image information of the tested particle on the material plate can be by the switchings of switching device shifter, reflex to the shooting mouth of camera head respectively by front reflected light path and reverse side emission light path, thereby adopt a camera head to carry out capture to the pro and con of tested particle, to obtain the more image information of tested particle, not only guaranteed the accuracy that particle is judged, and compare with many camera lenses particle decision instrument, also greatly reduced the cost of instrument.
Description of drawings
The image-taking device structural representation of the existing single-lens particle decision instrument of Fig. 1;
The image-taking device structural representation of the existing many camera lenses particle decision instrument of Fig. 2;
First kind of concrete structure synoptic diagram of first embodiment of Fig. 3 image-taking device of the present utility model, wherein switching device shifter is arranged to camera head is gathered tested particle direct picture information by positive surface launching light path primary importance;
First kind of concrete structure synoptic diagram of first embodiment of Fig. 4 image-taking device of the present utility model, wherein switching device shifter is arranged to camera head is gathered tested particle reverse side image information by reverse side emission light path the second place;
The structural representation that has vibrating device in Fig. 5 first embodiment of the present utility model;
Second kind of concrete structure synoptic diagram of first embodiment of Fig. 6 image-taking device of the present utility model, wherein switching device shifter is arranged to camera head is gathered tested particle direct picture information by positive surface launching light path primary importance;
Second kind of concrete structure synoptic diagram of first embodiment of Fig. 7 image-taking device of the present utility model, wherein switching device shifter is arranged to camera head is gathered tested particle reverse side image information by reverse side emission light path the second place;
The second embodiment structural representation of Fig. 8 image-taking device of the present utility model, wherein switching device shifter is arranged to camera head is gathered tested particle direct picture information by positive surface launching light path primary importance;
The second embodiment structural representation of Fig. 9 image-taking device of the present utility model, wherein switching device shifter is arranged to camera head is gathered tested particle reverse side image information by reverse side emission light path the second place;
The structural representation that has vibrating device in second embodiment that Figure 10 the utility model is put.
Embodiment
As Fig. 3-shown in Figure 8, the reflective image-taking device of single-lens particle decision instrument of the present utility model, transparency flitch 2 and a camera head that fixedly installs 1 of comprising horizontal positioned, wherein, between the shooting mouth 11 of described camera head 1 and material plate 2 fronts 21, be provided with the front reflected light path 31 that reflected light with tested particle 10 fronts passes to shooting mouthfuls 11, between shooting mouth 11 and material plate 2 reverse side 22, be provided with the reverse side reflected light path 32 that the reflected light of tested particle 10 reverse side is passed to shooting mouth 11, at this two reflected light path 31, have between on 32 two reflected light paths 31,32 switching device shifters that switch 30.When gathering the image information of tested particle 10, when switching device shifter 30 switches to the unobstructed position of front reflected light path, the image information in tested particle 10 fronts reflexes to shooting mouth 11 by the front reflected light path, thereby passes through the direct picture information that camera head 1 is gathered tested particle 10; When switching device shifter 30 switched to the unobstructed position of reverse side reflected light path, the image information of tested particle 10 reverse side reflexed to shooting mouthfuls 11 by transparency flitch 2 through the reverse side reflected light path, thus the image information that can gather tested particle 10 reverse side by camera head 1.Like this, adopt a camera head 1 to carry out capture to the pro and con of tested particle 10, to obtain the more image information of tested particle 10, guaranteed that not only the particle decision instrument carries out the accuracy that particle is judged, and compare with many camera lenses particle decision instrument shown in Figure 2, also greatly reduced the cost of instrument.
In the utility model, the image information that camera head 1 collects can be passed through Computer Processing and recording image data, and its mode can be identical with existing Flame Image Process mode, is not described in detail at this.
In the utility model, front reflected light path and reverse side reflected light path can pass through multiple optical element and arrangement, as long as can respectively the image information of tested particle 10 pro and con be reflexed to the shooting mouth 11 of camera head 1, its specific constructive form can not limit.
As Fig. 3-Figure 7 shows that first embodiment synoptic diagram of the present utility model, as a concrete optional embodiment, in this embodiment, described camera head 1 is fixedly installed on a side of material plate 2, be provided with rotary reflector 301 between the shooting mouth 11 of camera head 1 and the material plate 2, this rotary reflector 301 constitutes described switching device shifter 30.On front reflected light path 31, between the front and rotary reflector 301 of described material plate 2, be provided with the first front reflector 311 and the second front reflector 312.On the reverse side reflected light path, between the reverse side and rotary reflector 301 of described material plate 2, be provided with the first reverse side reflector 321 and the second reverse side reflector 322.This rotary reflector 301 has the reflective surface primary importance (as Fig. 3, shown in Figure 6) relative with the second front reflector second place (as Fig. 4, shown in Figure 7) relative with the second reverse side reflector with reflective surface.
As Fig. 3, shown in Figure 6, when the reflective surface of the rotary reflector 301 that constitutes switching device shifter 30 is aimed at the second front reflector 312, the front reflected light of the tested particle 10 on the material plate 2 is given the second front reflector 312 through 311 reflections of the first front reflector, this second front reflector 312 reflects light to rotary reflector 301 again, reflect light to the shooting mouth 11 of camera head 1 by rotary reflector 301, form positive reflective light path 31, thereby gather the direct picture information of the tested particle 10 on the material plate 2.As Fig. 4, shown in Figure 7, when the described rotary reflector 301 of rotation, when making the reflective surface of rotary reflector 301 aim at the second reverse side reflector 322, the reflected light of tested particle 10 reverse side on the material plate 2 is radiated on the first reverse side reflector 321 of material plate 2 belows through transparency flitch 2, this first reverse side reflector reflexes to the second reverse side reflector 322 again with light, light is reflexed to again on the rotary reflector 301 through this second reverse side reflector 322, by this rotary reflector 301 reflected light of tested particle 10 reverse side is reflected shooting mouth 11 to camera head 1, thereby form the reflective light path 32 of reverse side, by shooting mouthful 11 image informations of gathering tested particle 10 reverse side.Like this, in this first embodiment, adopt a camera head 1 promptly to realize not only providing the accuracy of particle decision instrument to the collection of the direct picture information and the reverse side image information of tested particle 10, and reduced the quantity of using camera head 1, saved manufacturing cost.
In this first embodiment, angle being set and the position being set of those reflectors can be adopted various ways, as long as can form front reflected light path 31 and reverse side reflected light path 32.
Showing one of them concrete example as Fig. 3-Fig. 4.In this example, the first front reflector 311 and the first reverse side reflector 321 are separately positioned on the above and below of material plate 2, and the second front reflector 312 and the second reverse side reflector 322 are separately positioned on the above and below of rotary reflector 301.And the first front reflector 311, the second front reflector 312, the first reverse side reflector 321 and the second reverse side reflector 322 are arranged to 45 degree.
Show another concrete example as Fig. 6, Fig. 7, in this example, the first front reflector 311 and the first reverse side reflector 321 are separately positioned on the above and below of material plate 2, the second front reflector 312 and the second reverse side reflector 322 are separately positioned on the oblique upper and the oblique below of rotary reflector 301, and wherein the first front reflector 311 is spent the angle for 2 one-tenth 62 with material plate respectively with the first reverse side reflector 321.
Certainly, in this first embodiment, be not limited to two kinds of examples shown in Fig. 3-Fig. 4 and Fig. 6-Fig. 7, those reflectors also may describe in detail at this no longer one by one for other angles and other are provided with the position.
As Fig. 3-Fig. 7, in first embodiment of the present utility model, the described first front reflector 311 and the first reverse side reflector 321 can be specifically be symmetrical arranged with respect to the horizontal axis of shooting mouthful l1; The described second front reflector 312 and the second reverse side reflector 322 also can be symmetrical arranged with respect to the horizontal axis of shooting mouth.
In this first embodiment, as Fig. 3-shown in Figure 7, reflector position on front reflected light path 31 and the reverse side reflected light path 32 can be arranged to, make the equivalent optical path of described front reflected light path 31 and reverse side reflected light path 32, so that computing machine is handled collecting image information by front reflected light path 31 and reverse side reflected light path 32.
As Fig. 8, Figure 9 shows that the second embodiment structural representation of the present utility model, as the optional embodiment of another kind of the present utility model, described camera head 1 is arranged on the top of material plate 2, shooting mouthful 11 fronts towards material plate 2, described switching device shifter 30 can be made of portable reflector 302, this movable type reflector 302 has in the shooting mouth 11 of camera head 1 and the primary importance (as shown in Figure 8) outside the front reflected light path 31 between the material plate 2 and is positioned at the second place (as shown in Figure 9) on the front reflected light path 31.On reverse side reflected light path 32, below this material plate 2, be provided with the first reverse side reflector 321, side at this first reverse side reflector 321 is provided with the second reverse side reflector 322, the reflective surface that is provided with the 3rd reverse side luminous plaque 323, the three reflectors 323 above this second reverse side reflecting plate 322 is relative with the reflective surface of the portable reflector 302 that is in the second place.
As shown in Figure 8, when the portable reflector 302 that constitutes switching device shifter 30 moves to primary importance, the front reflected light of the tested particle 10 on the material plate 2 directly reflexes in the shooting mouth 11 of material plate 2 tops, form front reflected light path 31, thus the image information of gathering tested particle 10 by camera head 1 from the front.As shown in Figure 9, when portable reflector 302 was moved to the second place, front reflected light path 31 was moved formula reflector 302 and cuts off, and reverse side reflected light path 32 is unobstructed.At this moment, seeing through transparent material plate 2 in the image information of the reverse side of the tested particle 10 on the material plate 2 is reflected on the first reverse side reflector 321 below the material plate 2, this first reverse side reflector 321 reflexes to the reverse side image information on the second reverse side reflector 322 of one side again, this second reverse side reflector 322 reflexes to the reverse side image information on the 3rd reverse side reflector 323 of its top again, the reflected light of the tested particle 10 that the 3rd reverse side reflector 323 will receive reflects to the portable reflector 302 that is positioned at the second place, reflex in the shooting mouth 11 of camera head 1 by the reflected light of this movable type reflector 302 tested particle 10, thereby form the reflective light path 32 of reverse side, gather tested particle 10 image informations from the negative by camera head 1.In the present embodiment, equally also adopt a camera head 1 to realize from the image information collection of pro and con to tested particle 10, thereby the accuracy of particle decision instrument not only is provided, and has reduced the quantity of using camera head 1, saved manufacturing cost.
As Fig. 8, shown in Figure 9, in second embodiment of the present utility model, the described first reverse side reflector 321, the second reverse side reflector 322, the 3rd reverse side reflector 323 and the portable reflector 302 that is positioned at the second place also can be respectively the reflector that 45 degree are provided with, so that form described reverse side reflected light path 32.Those reflecting plates also can have other angle of inclination, as long as can form front reflected light path 31 and reverse side reflected light path 32, describe in detail no longer one by one at this.
In this second embodiment, for ease of computing machine to got the processing of image information, when the pros and cons capture, can regulate or adopt the optics amplifier element to the focal length of camera head.
In the utility model, as Fig. 5, shown in Figure 10, for anti-the improvement is in contact with one another the accurate type that influences image information between colony's particle, on described material plate 2, can be connected with Vib. 4, thereby the vibration by this Vib. 4 makes colony's material cloth even, further improves the judgement accuracy of particle decision instrument.This Vib. 4 can adopt mode of vibrations such as electromagnetism gas, liquid, perhaps manual manipulation mode, as long as can produce vibration, its concrete structure can not limit.It can be that vertical vibration also can be a horizontal vibration that this Vib. 4 makes the direction of vibration of material plate 4, can reciprocating vibration also can be the swinging vibration.
As Fig. 5, shown in Figure 10, on described material plate 2, also can be connected with shock attenuation device 5, for example beam or damping spring etc. are collided with other devices (as the supporting seat of stilt flitch 2) when reducing material plate 2 vibrations and to instrument generation destruction.
Adopt the reflective image-taking device of single-lens particle decision instrument of the present utility model, can when reducing cost, obtain the image and the data such as front, reverse side and inner structure of tested particle, improve the accuracy that particle is judged.The utility model both can be used for individual particle to be judged, also can be used for many particles and judge, and not limited by particle shape, is applicable to many kinds, multiform shape particle.
Above-mentioned specific embodiment of the present utility model is several optional embodiments, only is used to illustrate the utility model, but not is used to limit the utility model.In the utility model, the quantity of the reflecting plate on front reflected light path 31 and the reverse side reflected light path 32 and angle can also be arranged to be different from other multiple formation of above-mentioned object lesson, as long as the direct picture information of the tested particle 10 on the material plate 2 can be reflexed to shooting mouthfuls 11 and the reverse side image information of tested particle 10 is reflexed to shooting mouthfuls 11, the concrete set-up mode of its light path can not limit.
Claims (10)
1. the reflective image-taking device of a single-lens particle decision instrument, this device comprises transparency flitch and camera head that fixedly installs of horizontal positioned, it is characterized in that, between the shooting mouth of described camera head and material plate front, be provided with the front reflected light path that reflected light with tested particle front passes to shooting mouthful, between shooting mouth and material plate reverse side, be provided with the reverse side reflected light path that the reflected light of tested particle reverse side is passed to the shooting mouth, between on this two reflected light path, have the switching device shifter that two reflected light paths are switched.
2. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 1, it is characterized in that, described camera head is fixedly installed on a side of material plate, and described switching device shifter is rotary reflector, and this rotary reflector is between the shooting mouth and material plate of camera head; On the reflected light path of described front, between the front of material plate and rotary reflector, be provided with the first front reflector and the second front reflector; On described reverse side reflected light path, between the reverse side of material plate and rotary reflector, be provided with the first reverse side reflector and the second reverse side reflector; Described rotary reflector has the reflective surface primary importance relative with the second front reflector and the reflective surface and the relative second place of the second reverse side reflector.
3. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 2 is characterized in that, the described first front reflector, the second front reflector, the first reverse side reflector and the second reverse side reflector 45 degree that tilt respectively are provided with.
4. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 2 is characterized in that, the described first front reflector and the first reverse side reflector are symmetrical arranged with respect to the horizontal axis of shooting mouth.
5. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 2 is characterized in that, the described second front reflector and the second reverse side reflector are symmetrical arranged with respect to the horizontal axis of shooting mouth.
6. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 2 is characterized in that, the equivalent optical path of described front reflected light path and reverse side reflected light path.
7. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 1, it is characterized in that, described camera head is arranged on the top of material plate, shooting mouthful front towards material plate, described switching device shifter is portable reflector, this movable type reflector has the primary importance and the second place that is positioned on the positive light path outside the front reflected light path between shooting mouth and the material plate front, on described reverse side reflected light path, below this material plate, be provided with the first reverse side reflector, side at this first reverse side reflector is provided with the second reverse side reflector, be provided with the 3rd reverse side luminous plaque above this second reverse side reflecting plate, the reflective surface of the 3rd reflector is relative with the reflective surface of the portable reflector that is in the second place.
8. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 7, it is characterized in that the described first reverse side reflector, the second reverse side reflector, the 3rd reverse side reflector and the portable reflector that is positioned at the second place 45 degree that tilt respectively are provided with.
9. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 1 is characterized in that, is connected with Vib. on described material plate.
10. the reflective image-taking device of single-lens particle decision instrument as claimed in claim 9 is characterized in that, also is connected with shock attenuation device on described material plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201700567U CN201075000Y (en) | 2007-08-06 | 2007-08-06 | Reflecting image-taking device of single lens particle decisionmaking instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201700567U CN201075000Y (en) | 2007-08-06 | 2007-08-06 | Reflecting image-taking device of single lens particle decisionmaking instrument |
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| Publication Number | Publication Date |
|---|---|
| CN201075000Y true CN201075000Y (en) | 2008-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201700567U Expired - Lifetime CN201075000Y (en) | 2007-08-06 | 2007-08-06 | Reflecting image-taking device of single lens particle decisionmaking instrument |
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| CN (1) | CN201075000Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196364A (en) * | 2012-01-10 | 2013-07-10 | 雅马哈发动机株式会社 | Element photographing device, surface mounting machine and component inspection device |
-
2007
- 2007-08-06 CN CNU2007201700567U patent/CN201075000Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196364A (en) * | 2012-01-10 | 2013-07-10 | 雅马哈发动机株式会社 | Element photographing device, surface mounting machine and component inspection device |
| CN103196364B (en) * | 2012-01-10 | 2016-04-06 | 雅马哈发动机株式会社 | Element camera head, surface mounting apparatus and component detection device |
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