CN102590089A - Indoor spectral observation three-dimensional objective table and application thereof - Google Patents
Indoor spectral observation three-dimensional objective table and application thereof Download PDFInfo
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- CN102590089A CN102590089A CN2012100099380A CN201210009938A CN102590089A CN 102590089 A CN102590089 A CN 102590089A CN 2012100099380 A CN2012100099380 A CN 2012100099380A CN 201210009938 A CN201210009938 A CN 201210009938A CN 102590089 A CN102590089 A CN 102590089A
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Abstract
The invention relates to an indoor spectral observation three-dimensional objective table and application thereof. The indoor spectral observation three-dimensional objective table is used for loading an observation object when a solid substance is observed indoors by a high spectrometer, a multi-spectrometer and other spectrometers. The indoor spectral observation three-dimensional objective table comprises an object-loading region, a lifting region and a translation region, wherein the object-loading region consists of quartz glass I, quartz glass II, a quartz glass bracket and a workbench; the lifting region consists of a shear type lifting platform and a directly connecting bracket; and the translation region consists of a left and right translation platform and a front and rear translation platform. The indoor spectral observation three-dimensional objective table is particularly applied to high-spectral characteristic measurement of plant leaves indoors. The invention has the beneficial effects that the indoor spectral observation three-dimensional objective table and the matched using method aim at the instability of the observation spectrum caused by texture on the surface of the observation object and unevenness characteristics; and the indoor spectral observation three-dimensional objective table can perform three-dimensional quantification and improves repeatability and stability of spectral observation.
Description
Technical field
The present invention relates to a kind of high spectrum, multispectral and other spectrometers put the observation thing when indoor observation solid matter spectrum three-dimensional objective table that is used for, also relate to the application of the three-dimensional objective table of a kind of indoor spectrum observation.
Background technology
Learn in the application on spectrum ground; Spectral characteristic of ground is the basis that terrestrial object information directly extracts; Be different scale remote sensing monitoring foundation, and indoor spectrum observation is that spectral characteristic of ground research is basic, the reliability of indoor spectrum observation has tangible influence to different scale remote sensing atural object monitoring accuracy.
For a long time; The shape of indoor spectrum observation " objective table " and even function always are traditional mode that adopts; Unalterable; Be cylindric or the irony of other shapes on the top flat surface arranged, " objective table " of table body black or with the atrament parcel do not done any fixing and the quantification of " objective table " relatively to the observation thing.Therefore in the observation process of spectrum; Because moving or rotation of observation thing; Perhaps be difficult to find exactly the field range of original observation during replication, thereby exist the spectroscopic data that is observed, have the problem of very poor stability and very low aspects such as repeatability.
Especially; Along with the spectral resolution and the jamtosignal of spectrometer improves constantly; Spectral signature is more and more obvious to the requirement that observation object space position and observation field angle scope are confirmed, in addition, and the deepening continuously of Quantitative Remote Sensing Studies; The observation of indoor spectrum requires the characteristic of observation thing is constantly quantized, particularly out-of-flatness thin slice solid.Having increased the reliability that observation obtains spectroscopic data undoubtedly greatly as remote sensing, is the service of large scale remote sensing monitoring.But up to the present, the three-dimensional objective table development research of indoor spectrum observation was not also reported.
Summary of the invention
The present invention is directed to existing three-dimensional localization is carried out in indoor spectroscopic assay to solid observation thing the spectrum objective table that is used for; In the observation process of spectrum; Because the moving or rotating of observation thing, perhaps be difficult to find exactly the field range of original observation during replication, thereby exist the spectroscopic data that is observed; Problem with very poor stability and very low aspects such as repeatability; A kind of stability that can improve the spectroscopic data in same spectrum observation group is provided, also can improves in the different observation groups the three-dimensional objective table of indoor spectrum with the repeatability of the observation spectrum data of object, and the method for application of utilizing the three-dimensional objective table of indoor spectrum.
The three-dimensional objective table of a kind of indoor spectrum observation; Comprise object carrying area, go up and down to distinguish and the translation district; It is characterized in that: described object carrying area is made up of quartz glass I, quartz glass II, quartz glass support and worktable, realizes putting the quantification of spectrum observation thing and probe field angle number; Described up-down district is made up of scissor lift platform, the direct-connected support that connects, and realizes quantizing on the observation thing vertical direction; Described translation district is made up of left and right sides translation stage, front and back translation stage, in the spectrum observation process, carries out the quantitative translation of level, realizes that in conjunction with described object carrying area observation thing horizontal direction quantizes;
Described object carrying area, the connected mode of going up and down between district, the translation area are following: all plane quartz glass I, quartz glass II, quartz glass support, worktable, scissor lift platform, left and right sides translation stage and above the translation stage of front and back and below be the high requirement flat surface; And these parts planar horizontal are placed, and its center of gravity is on a line of vertical and horizontal face; Quartz glass I, quartz glass II level insert two of the quartz glass support up and down in the quartz glass groove, and quartz glass I is last, and quartz glass II is down; Direct-connectedly afterwards connect four cantilever tip of support and object carrying area four jiaos of vertical connections of bottom, four jiaos connect four vertical linking to each other of support bottom of support with direct-connected above the translation stage of the said left and right sides; End face links to each other with the worktable bottom surface is parallel on the scissor lift platform, with parallel linking to each other above the translation stage of the left and right sides; With parallel connection above the translation stage of front and back, but translation stage is each other vertical with front and back translation stage axis in the left and right sides below the translation stage of the left and right sides.
Described structure part object carrying area comprises following:
(1) quartz glass I: square thickness is homogeneous very, and perspectivity is good, does not require the quartz glass of other higher optical properties; Be equipped with the standard grid at quartz glass I upper surface, outstanding center; From overlooking on the direction of three-dimensional objective table, utilize the standard grid of quartz glass I upper surface the observation thing to be carried out the quantification of spectrum observation face through quartz glass II, and definite spectrum sample point position;
(2) quartz glass II: square thickness is homogeneous very, can not be lower than 99% quartz glass in 350nm-2500nm band of light transmissivity; The principal plane of quartz glass II and stationary table spectrum observation thing, the observation thing surface that also can realize flattening film like through scissor lift platform vertical moving worktable;
(3) quartz glass support: be the rectangular quartz glass support of housing rectangle and inside casing, wash the quartz glass of two horizontal directions at inwall deeply and inlay pickup groove that three objective tables are faced long near-end and washed, be convenient to quartz glass I during observation spectrum and take out; Near-end respectively has two lock-screws up and down, fixedly quartz glass I and quartz glass II when definite spectrum sample point and observation spectrum;
(4) worktable: be the platform that puts the spectrum observation thing, be the square direct-connected backing thickness homogeneous that connects, level is connected the lifting table top; The surface of worktable be by one deck to the reflection of light rate less than 0.5% film wrapped; Facing the height pointer that vertical direction is installed below the worktable near-end left end, connecing the pressing degree that vertical height that the support that has scale in the support quantizes the observation thing and film are observed thing with direct-connected.
Described structure part goes up and down to distinguish in going up and down to distinguish, and comprises following:
1) scissor lift platform: be connected vertical moving observation thing with worktable;
2) the direct-connected support that connects: be object carrying area and four vertical supports that are connected in translation district,, can quantize the height of vertical direction wherein at a scale that is marked with standard unit facing the left side.
Lifting table district in the described structure part translation district comprises following:
1. left and right sides translation stage: material is the load-carrying single shaft translation stage that stainless steel can be faced left and right sides translation.Face at translation stage and lean to one side to write down translation distance, quantize observing about the thing surface level in conjunction with object carrying area.
2. translation stage before and after: material is the load-carrying single shaft translation stage of translation before and after stainless steel can be faced.Face at translation stage and lean to one side to write down translation distance, observation thing surface level front and back are quantized in conjunction with object carrying area.
Described scissor lift platform is provided with height adjuster and highly locking.
Except that quartz glass I, the miscellaneous part of quartz glass II part surface are oxidation blackout surface, reduce the specular scattering influence.
The application of the three-dimensional objective table of a kind of indoor spectrum observation is particularly useful for the high spectral signature of houseplant blade and measures, and described application is carried out according to the following steps:
The i plant leaf blade is the line and the main lobe pulse-phase intersection point of the widest part of blade in the center that puts blade of worktable, directly over worktable, overlooks, and sees through quartz glass II and confirms that the center of blade overlaps with the center of quartz glass I; Petiole is at the worktable near-end, and master pulse overlaps through the scale mark of the center of quartz glass I is approximate with fore-and-aft direction;
The ii blade flattens the height adjuster on the turn scissor lift platform, makes worktable and quartz glass II flatten blade, reaches the specified altitude assignment on the worktable; At the out-of-flatness blade, can be through worktable and two plane fixed blades of quartz glass II and record height;
Iii blade spectrum sample point confirms to adopt FIELD SPEC3 spectrometer, has the vertical sounding of specific field angle probe, the diameter disc that the field angle scope is specific; In order to eliminate edge effect, get standard grid except that blade periphery outermost; The rectangular diagonal line of getting the blade maximum leaf area is the spectrum sample locus of points (removing the two ends grid), and record contains master pulse sampling spot number;
Iv blade spectrum sample point confirms to utilize left and right sides translation stage and front and back translation stage with one section of alignment probe sample line point; Extract quartz glass I out; And carry out spectroscopic assay, the spectrum sample of other sample line points is utilized the corresponding number of squares of sampled point; Directly with left and right sides translation stage, the corresponding unit length of front and back translation stage translation, and the spectrum sample record;
V obtains the correction of spectral reflectivity because quartz glass II participates in the radiation delivery of light in obtaining the process of spectrum, therefore needs to proofread and correct spectral reflectivity, and concrete formula is following:
R＝R
s*(R
1-R
0)/(1-R
0)
Spectrum after wherein R representes to proofread and correct; R
sThe corrected rate of expression instrument itself; R
1The reflectivity of expression practical measurement; R
0Expression environment reflectivity.
The invention has the beneficial effects as follows: three-dimensional objective table of indoor spectrum observation and supporting method of application are to having texture and out-of-flatness characteristic to cause the instability of observation spectrum by the observed objects surface; Can carry out 3-D quantitative to observation thing surface, improve a kind of indoor spectrum observation objective table of repeatability with the stability of spectrum observation.
Description of drawings
Fig. 1 is the three-dimensional objective table front view of the indoor spectrum observation of the present invention
Fig. 2 is the three-dimensional objective table vertical view of indoor spectrum observation
Fig. 3 is the three-dimensional objective table side view of indoor spectrum observation
Fig. 4 is the three-dimensional objective table front elevation of indoor spectrum observation
Fig. 5 rotates the influence to spectrum for plant leaf blade; Wherein 1. 2. 3. represent three kinds of different blade rotation conditions among the figure, other experiment conditions are identical; 1. 2. 3. in the icon three small icons are arranged respectively, each small icon is respectively by upper and lower and right the composition.On be vertical view from objective table top, wherein black dotted lines is represented the direction of blade master pulse, with top plan view longitudinal axis angle be respectively 0 °, 30 ° and 45 °; Under be blade physical feature when keeping flat; The right side is the natural height measuring appliance under the small icon, and the height pointer is all at the 95mm place
Fig. 6 is the influence of plant leaf blade planarization to spectrum; Wherein 1. 2. 3. 4. represent three kinds of different leveling blade conditions among the figure, other experiment conditions are identical; 1. 2. 3. 4. in the icon four small icons are arranged respectively, identical with the mode of representing among Fig. 5, the degree of blade pass overvoltage flat blade is represented the planarization of blade, 1. 2. 3. 4. respectively at 95mm, 111mm, 100mm and 105mm height pointer place.
Embodiment
Further specify the present invention below in conjunction with accompanying drawing
With reference to accompanying drawing:
The structure of the three-dimensional objective table of embodiment 1 indoor spectrum observation
The three-dimensional objective table of a kind of indoor spectrum observation; Comprise object carrying area 1, up-down district 2 and translation district 3; Described object carrying area 1 is made up of quartz glass I11, quartz glass II12, quartz glass support 13 and worktable 14, realizes putting the quantification of spectrum observation thing and probe field angle number; Described up-down district 2 is made up of scissor lift platform 21, the direct-connected support 22 that connects, and realizes quantizing on the observation thing vertical direction; Described translation district 3 is made up of left and right sides translation stage 31, front and back translation stage 32, in the spectrum observation process, carries out the quantitative translation of level, realizes that in conjunction with described object carrying area 1 observation thing horizontal direction quantizes (see figure 1);
Described object carrying area 1, the connected mode of going up and down between district 2,3 zones, translation district are following: all plane quartz glass I11, quartz glass II12, quartz glass support 13, worktable 14, scissor lift platform 21, left and right sides translation stage 31 and above the front and back translation stage 32 and below be the high requirement flat surface; And these parts planar horizontal are placed, and its center of gravity is on a line of vertical and horizontal face; Quartz glass I11, quartz glass II12 level insert two of quartz glass support 13 up and down in the quartz glass groove, and quartz glass I11 is last, and quartz glass II12 is down; Direct-connectedly afterwards connect four cantilever tip of support and four jiaos of vertical connections of object carrying area 1 bottom, four jiaos connect 22 4 vertical linking to each other of support bottom of support with direct-connected above the said left and right sides translation stage 31; End face and parallel linking to each other of worktable 14 bottom surfaces on the scissor lift platform 21 are with parallel linking to each other above the left and right sides translation stage 31; With parallel connection above the front and back translation stage 32, but translation stage 31 is each other vertical with front and back translation stage 32 axis in the left and right sides below the left and right sides translation stage 31.
Described structure part object carrying area comprises following:
(1) square square, the thickness of quartz glass I11:130mm * 130mm are 1.8mm and unusual homogeneous, and perspectivity is good, does not require the quartz glass of other higher optical properties; Be equipped with 4mm * 4mm standard grid at quartz glass I11 upper surface, outstanding center; From overlooking on the direction of three-dimensional objective table, utilize the standard grid of quartz glass I11 upper surface the observation thing to be carried out the quantification of spectrum observation face through quartz glass II, and definite spectrum sample point position (see figure 2);
(2) square, the thickness of quartz glass II12:130mm * 130mm is 1.8mm and unusual homogeneous, can not be lower than 99% quartz glass in 350nm-2500nm band of light transmissivity; The principal plane of quartz glass II12 and worktable 14 fixed spectrum observation thing also can be through the observation thing surface (see figure 4) of scissor lift platform 21 vertical moving worktable 14 realization pressing film like;
(3) the quartz glass support 13: be the rectangular quartz glass support of housing 158mm * 170mm rectangle and inside casing 128mm * 128mm; Thickness is 28nm; At thickness 6mm place and 19mm place from bottom to top; The quartz glass that lathe inside casing 3mm is wide, 3mm washes two horizontal directions is deeply inlayed pickup groove, and three objective tables are faced long near-end and washed, and is convenient to quartz glass I11 during observation spectrum and takes out; Near-end respectively has two lock-screws up and down, fixedly quartz glass I11 and quartz glass II12 (see figure 4) when definite spectrum sample point and observation spectrum;
(4) worktable 14: be the platform that puts the spectrum observation thing, be the square direct-connected support that connects of 128mm * 128mm, thickness is 12mm and homogeneous, and level is connected the lifting table top; The surface of worktable be by one deck to the reflection of light rate less than 0.5% film wrapped, film thickness is 2mm; Facing the height pointer 141 that vertical direction is installed below the worktable near-end left end, connecing the pressing degree (see figure 4) that vertical height that the support that has scale in the support 22 quantizes the observation thing and film are observed thing with direct-connected.
Described structure part goes up and down to distinguish 2 in going up and down to distinguish, and comprises following:
1) the scissor lift platform 21: be connected vertical moving observation thing with worktable 14, material is stainless steel liftable 54mm;
2) the direct-connected support 22 that connects: being that diameter is 10mm, highly is 120mm and four vertical supports that are connected object carrying area 1, translation district 3, wherein at a scale that is marked with standard unit facing the left side, can quantize the height of vertical direction.
Lifting table district in the described structure part translation district comprises following:
1. left and right sides translation stage 31: material is the load-carrying single shaft translation stage that stainless steel can be faced left and right sides translation 90mm.Face at translation stage and lean to one side to write down translation distance, in conjunction with quantizing (see figure 4) about 1 pair of observation of object carrying area thing surface level;
2. translation stage 32 before and after: material is the load-carrying single shaft translation stage of translation 90mm before and after stainless steel can be faced.Face at translation stage and lean to one side to write down translation distance, in conjunction with quantizing (see figure 3) before and after 1 pair of observation of the object carrying area thing surface level.
Described scissor lift platform 21 is provided with height adjuster 211 and highly locks 212.
Except that quartz glass I11, the miscellaneous part of quartz glass II12 part surface are oxidation blackout surface, reduce the specular scattering influence.
The high spectroscopic assay of embodiment 2 plant leaf blades
The method of application of the three-dimensional objective table of a kind of indoor spectrum observation is particularly useful for the high spectral signature of houseplant blade and measures, and described method comprises:
The i plant leaf blade is the line and the main lobe pulse-phase intersection point of the widest part of blade in the center that puts blade of worktable, directly over worktable, overlooks, and sees through quartz glass II and confirms that the center of blade overlaps with the center of quartz glass I; Petiole is at the worktable near-end, and master pulse overlaps through the scale mark of the center of quartz glass I is approximate with fore-and-aft direction;
The ii blade flattens the height adjuster on the turn scissor lift platform, makes worktable and quartz glass II flatten blade, reaches the specified altitude assignment on the worktable; At the out-of-flatness blade, can be through worktable and two plane fixed blades of quartz glass II and record height;
Iii blade spectrum sample point confirms to adopt FIELD SPEC3 spectrometer; Have the vertical sounding of 8 ° of field angle probes, the diameter disc of 3.75mm field angle scope, light source are the 50w halogen lamp; Apart from observation station 40cm, 50 ° of zenith angles (radiation of light source is to 40 ° of angles of light and objective table plane of observation thing); Utilize the three-dimensional objective table of indoor spectrum observation, the blade adaxial and its surface is carried out spectrum sample point selection (2 preceding 3 standard grid 4mm * 4mm joinings are the spectrum sample point apart from a left side, blade center); The rectangular diagonal line of getting the blade maximum leaf area is the spectrum sample locus of points (removing the two ends grid), and record contains master pulse sampling spot number;
Iv blade spectrum sample point confirms to utilize left and right sides translation stage and front and back translation stage with one section of alignment probe sample line point; Extract quartz glass I out; And carry out spectroscopic assay, the spectrum sample of other sample line points is utilized the corresponding number of squares of sampled point; Directly with left and right sides translation stage, the corresponding unit length of front and back translation stage translation, and the spectrum sample record;
V obtains the correction of spectral reflectivity because quartz glass II participates in the radiation delivery of light in obtaining the process of spectrum, therefore needs to proofread and correct spectral reflectivity, and concrete formula is following:
R＝R
s*(R
1-R
0)/(1-R
0)
Spectrum after wherein R representes to proofread and correct; R
sThe corrected rate of expression instrument itself; R
1The reflectivity of expression practical measurement; R
0Expression environment reflectivity.
Embodiment 3 different influences of rotating to spectrum
Plant leaf blade rotates the influence (seeing Fig. 5 for details) to spectrum, adopts 0 °, 30 ° and 45 ° of rotational angles (angle of the blade master pulse and the top plan view longitudinal axis), leveling blade, and the height pointer is 95mm, other spectrometry conditions are with embodiment 2.
It is all influential that we can obtain the spectral signature of different rotation angle between 350nm-2500nm from Fig. 5; Embodied the notable difference that azimuthal variation that different blades are only arranged has caused spectral signature fully; Survey (utilizing pigment characteristic wave bands and eucaryotic cell structure characteristic wave bands) all in the coverage of Fig. 5 and we relate to draught monitor (utilizing the water characteristic wave band) in application and plant physiology is ecological; For improving spectrum reliability in the practice; Be necessary in indoor spectrum observation, to carry out the position angle of blade is carried out quantitatively; And the quartz glass I of the three-dimensional objective table of indoor spectrum observation has the grid scale; As long as keep each blade master pulse to overlap the orientation that just can confirm blade, and can access more tangible reflection spectrum characteristic in middle recommendation use " master pulse with overlook the quartz glass I plane longitudinal axis overlap " with overlooking the quartz glass I plane longitudinal axis.
Embodiment 4 different planarizations are to the influence of spectrum
The plant leaf blade planarization is to the influence (seeing Fig. 6 for details) of spectrum; Adopt 95mm, 111mm, 100mm and 105mm height pointer place to represent the out-of-flatness degree of blade in this research process; The position angle of the blade all angle of blade master pulse and the top plan view longitudinal axis is 0 °, and other spectrometry conditions are with embodiment 2.
It is equally all influential that we can obtain the different spectral signature of blade out-of-flatness characteristic between 350nm-2500nm from Fig. 6; Shown the notable difference that the variation that the smooth characteristic of different blades is only arranged has caused spectral signature too fully; And the scissor lift platform of the three-dimensional objective table of indoor spectrum observation can make worktable and quartz glass II flatten the out-of-flatness blade between them, and the degree of its pressing can be represented with the direct-connected height pointer that connects support.And " blade pressing " observation spectrum is used in recommendation in " method of application "; Be because the varying environment condition effect; Make the blade out-of-flatness property characteristic that accessing of blade is different; Can eliminate the SPECTRAL DIVERSITY that blade out-of-flatness property causes like this, and the research of out-of-flatness property degree can utilize the three-dimensional objective table of indoor spectrum observation and the coupling of BRDF to study.
The described content of this instructions embodiment only is enumerating the way of realization of inventive concept; Should not being regarded as of protection scope of the present invention only limits to the concrete form that embodiment states, protection scope of the present invention also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.
Claims (7)
1. three-dimensional objective table of indoor spectrum observation; Comprise object carrying area, go up and down to distinguish and the translation district; It is characterized in that: described object carrying area is made up of quartz glass I, quartz glass II, quartz glass support and worktable, realizes putting the quantification of spectrum observation thing and probe field angle number; Described up-down district is made up of scissor lift platform, the direct-connected support that connects, and realizes quantizing on the observation thing vertical direction; Described translation district is made up of left and right sides translation stage, front and back translation stage, in the spectrum observation process, carries out the quantitative translation of level, realizes that in conjunction with described object carrying area observation thing horizontal direction quantizes;
Described object carrying area, the connected mode of going up and down between district, the translation area are following: all plane quartz glass I, quartz glass II, quartz glass support, worktable, scissor lift platform, left and right sides translation stage and above the translation stage of front and back and below be the high requirement flat surface; And these parts planar horizontal are placed, and its center of gravity is on a line of vertical and horizontal face; Quartz glass I, quartz glass II level insert two of the quartz glass support up and down in the quartz glass groove, and quartz glass I is last, and quartz glass II is down; Direct-connectedly afterwards connect four cantilever tip of support and object carrying area four jiaos of vertical connections of bottom, four jiaos connect four vertical linking to each other of support bottom of support with direct-connected above the translation stage of the said left and right sides; End face links to each other with the worktable bottom surface is parallel on the scissor lift platform, with parallel linking to each other above the translation stage of the left and right sides; With parallel connection above the translation stage of front and back, but translation stage is each other vertical with front and back translation stage axis in the left and right sides below the translation stage of the left and right sides.
2. the three-dimensional objective table of indoor spectrum observation as claimed in claim 1, it is characterized in that: described structure part object carrying area comprises following:
(1) quartz glass I: square thickness is homogeneous very, and perspectivity is good, does not require the quartz glass of other higher optical properties; Be equipped with the standard grid at quartz glass I upper surface, outstanding center; From overlooking on the direction of three-dimensional objective table, utilize the standard grid of quartz glass I upper surface the observation thing to be carried out the quantification of spectrum observation face through quartz glass II, and definite spectrum sample point position;
(2) quartz glass II: square thickness is homogeneous very, can not be lower than 99% quartz glass in 350nm-2500nm band of light transmissivity; The principal plane of quartz glass II and stationary table spectrum observation thing, the observation thing surface that also can realize flattening film like through scissor lift platform vertical moving worktable;
(3) quartz glass support: be the rectangular quartz glass support of housing rectangle and inside casing, wash the quartz glass of two horizontal directions at inwall deeply and inlay pickup groove that three objective tables are faced long near-end and washed, be convenient to quartz glass I during observation spectrum and take out; Near-end respectively has two lock-screws up and down, fixedly quartz glass I and quartz glass II when definite spectrum sample point and observation spectrum;
(4) worktable: be the platform that puts the spectrum observation thing, be the square direct-connected backing thickness homogeneous that connects, level is connected the lifting table top; The surface of worktable be by one deck to the reflection of light rate less than 0.5% film wrapped; Facing the height pointer that vertical direction is installed below the worktable near-end left end, connecing the pressing degree that vertical height that the support that has scale in the support quantizes the observation thing and film are observed thing with direct-connected.
3. the three-dimensional objective table of indoor spectrum observation as claimed in claim 2 is characterized in that: the district of going up and down during described structure part goes up and down to distinguish comprises following:
1) scissor lift platform: be connected vertical moving observation thing with worktable;
2) the direct-connected support that connects: be object carrying area and four vertical supports that are connected in translation district,, can quantize the height of vertical direction wherein at a scale that is marked with standard unit facing the left side.
4. the three-dimensional objective table of indoor spectrum observation as claimed in claim 3, it is characterized in that: lifting table district in the described structure part translation district comprises following:
1. left and right sides translation stage: material is the load-carrying single shaft translation stage that stainless steel can be faced left and right sides translation.Face at translation stage and lean to one side to write down translation distance, quantize observing about the thing surface level in conjunction with object carrying area.
2. translation stage before and after: material is the load-carrying single shaft translation stage of translation before and after stainless steel can be faced.Face at translation stage and lean to one side to write down translation distance, observation thing surface level front and back are quantized in conjunction with object carrying area.
5. the three-dimensional objective table of indoor spectrum observation as claimed in claim 3 is characterized in that: described scissor lift platform is provided with height adjuster and highly locking.
6. the three-dimensional objective table of indoor spectrum observation as claimed in claim 5 is characterized in that: except that quartz glass I, the miscellaneous part of quartz glass II part surface are oxidation blackout surface, reduce the specular scattering influence.
7. the application of the three-dimensional objective table of indoor spectrum observation is particularly useful for the high spectral signature of houseplant blade and measures, and described application is carried out according to the following steps:
The i plant leaf blade is the line and the main lobe pulse-phase intersection point of the widest part of blade in the center that puts blade of worktable, directly over worktable, overlooks, and sees through quartz glass II and confirms that the center of blade overlaps with the center of quartz glass I; Petiole is at the worktable near-end, and master pulse overlaps through the scale mark of the center of quartz glass I is approximate with fore-and-aft direction;
The ii blade flattens the height adjuster on the turn scissor lift platform, makes worktable and quartz glass II flatten blade, reaches the specified altitude assignment on the worktable; At the out-of-flatness blade, can be through worktable and two plane fixed blades of quartz glass II and record height;
Iii blade spectrum sample point confirms to adopt FIELD SPEC3 spectrometer, has the vertical sounding of specific field angle probe, the diameter disc that the field angle scope is specific; In order to eliminate edge effect, get standard grid except that blade periphery outermost; The rectangular diagonal line of getting the blade maximum leaf area is the spectrum sample locus of points, and record contains master pulse sampling spot number;
Iv blade spectrum sample point confirms to utilize left and right sides translation stage and front and back translation stage with one section of alignment probe sample line point; Extract quartz glass I out; And carry out spectroscopic assay, the spectrum sample of other sample line points is utilized the corresponding number of squares of sampled point; Directly with left and right sides translation stage, the corresponding unit length of front and back translation stage translation, and the spectrum sample record;
V obtains the correction of spectral reflectivity because quartz glass II participates in the radiation delivery of light in obtaining the process of spectrum, therefore needs to proofread and correct spectral reflectivity, and concrete formula is following:
R＝R
s*(R
1-R
0)/(1-R
0)
Spectrum after wherein R representes to proofread and correct; R
sThe corrected rate of expression instrument itself; R
1The reflectivity of expression practical measurement; R
0Expression environment reflectivity.
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| CN103063302A (en) * | 2013-01-09 | 2013-04-24 | 浙江大学 | Plant leaf diffuse reflection light distribution detecting device and detecting method |
| CN107831304A (en) * | 2017-10-31 | 2018-03-23 | 周航洋 | A kind of plant specimen sampling detection machine |
| CN113515003A (en) * | 2021-03-25 | 2021-10-19 | 深圳市海塞姆科技有限公司 | Integrated light source radiating support |
| CN116689309A (en) * | 2023-08-08 | 2023-09-05 | 安盈半导体技术(常州)有限公司 | Automatic needle implantation detection device |
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| CN113515003A (en) * | 2021-03-25 | 2021-10-19 | 深圳市海塞姆科技有限公司 | Integrated light source radiating support |
| CN116689309A (en) * | 2023-08-08 | 2023-09-05 | 安盈半导体技术(常州)有限公司 | Automatic needle implantation detection device |
| CN116689309B (en) * | 2023-08-08 | 2023-10-17 | 安盈半导体技术(常州)有限公司 | Automatic needle implantation detection device |
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