CN107807129A - Diamond lamp source diamond measuring instrument and diamond measuring method - Google Patents
Diamond lamp source diamond measuring instrument and diamond measuring method Download PDFInfo
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- CN107807129A CN107807129A CN201711230597.9A CN201711230597A CN107807129A CN 107807129 A CN107807129 A CN 107807129A CN 201711230597 A CN201711230597 A CN 201711230597A CN 107807129 A CN107807129 A CN 107807129A
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- 239000010432 diamond Substances 0.000 title claims abstract description 158
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 158
- 238000000034 method Methods 0.000 title claims abstract description 33
- 230000003287 optical effect Effects 0.000 claims abstract description 33
- 238000012545 processing Methods 0.000 claims abstract description 3
- 238000004458 analytical method Methods 0.000 claims description 16
- 239000011324 bead Substances 0.000 claims description 13
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 201000009310 astigmatism Diseases 0.000 claims description 6
- 230000010365 information processing Effects 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000010437 gem Substances 0.000 abstract description 2
- 229910001751 gemstone Inorganic materials 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 10
- 238000011156 evaluation Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000003908 quality control method Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 210000000145 septum pellucidum Anatomy 0.000 description 2
- 241000191291 Abies alba Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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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
- G01N21/87—Investigating jewels
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/061—Sources
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/10—Scanning
- G01N2201/103—Scanning by mechanical motion of stage
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The present invention relates to jewel detection field, there is provided a kind of diamond lamp source diamond measuring instrument and diamond measuring method.A kind of diamond lamp source diamond measuring instrument, including processor, light source assembly, image collecting device and sample stage for placing sample, light source assembly provides the incident ray for being radiated at the sample on sample stage, and image collecting device is used to gather the image that sample reflection incident ray is formed；Processor be used for receive by image acquisition device to image and obtain the optical parametric of sample using the image processing and analyzing；The vertical range of light source assembly and sample stage is 50 120mm, and horizontal range is 20 60mm.The optical parametric of diamond lamp source diamond measuring instrument energy directly determination sample, it can effectively, objectively evaluate the optical effect of diamond.A kind of diamond measuring method, the measurement of optical parametric is carried out to sample using above-mentioned diamond lamp source diamond measuring instrument.
Description
Technical field
The present invention relates to jewel detection field, more particularly to a kind of diamond lamp source diamond measuring instrument and diamond measurement side
Method.
Background technology
Bright diamond is that the strong reflection to incident ray is produced because of its special cut, and these reflexs are divided into bright
Light, fire are color and flicker, merging are referred to as lightness (Brilliance).In order to evaluate the quality of diamond lightness, traditionally, pass through
The cut parameter (including the geometric parameter of cut, symmetrical degree, polishing) of diamond is evaluated.The general principle of these methods
Establish Marcel Tolkowsky to diamond it is optical two dimension research on the basis of (《Diamond Design:A Study of
the Reflection and Refraction of Light in a Diamond》), that is to say, that optical effect of diamond
Evaluation is realized by the evaluation of indirect cut parameter.
But cut parameter is difficult to describe the optical effect of a specific diamond, it is impossible to the figure of diamond reflection light is depicted
Case, often cut parameter identical difference diamond, with different optical effects, with different Christmas tree patterns, therefore basis
Cut parameter is difficult to the quality for being accurately judged to optical effect of diamond.
The content of the invention
It is an object of the invention to provide a kind of diamond lamp source diamond measuring instrument and diamond measuring method, can directly determine
The optical parametric of sample, it can effectively, objectively evaluate the optical effect of diamond.
In order to solve the above technical problems, invention uses technical scheme as described below.A kind of diamond lamp source diamond measurement
Instrument, including processor, light source assembly, image collecting device and the sample stage for placing sample, the light source assembly provide photograph
The incident ray in the sample on sample stage is penetrated, described image harvester is used to gather the sample reflection incident ray institute
The image of formation；Described image harvester is connected with the processor, and the processor is used to receive by image collecting device
The image that collects simultaneously obtains the optical parametric of sample using the image processing and analyzing；The center of the sample stage and IMAQ
Device is centrally located on same axis；The vertical range of the light source assembly and sample stage is 50-120mm, horizontal range
For 20-60mm；The diamond lamp source diamond measuring instrument also includes being used to drive the drive mechanism that sample stage is rotated.
Preferably, the light source assembly includes lamp box, sets lamp bead in lamp box, the one side of the lamp box towards sample stage is
Translucent astigmatism plate.
Preferably, the lamp box is rectangle lamp box, and its length is 80-200mm, width 20-80mm.
Preferably, the lamp bead is arranged in matrix.
Preferably, the drive mechanism includes stepper motor and synchronous belt, and the synchronous belt is connected with sample stage.
A kind of diamond measuring method, using above-mentioned diamond lamp source diamond measuring instrument, obtain multigroup sample rotational angle
The image that image collecting device is collected when different, Treatment Analysis obtain the optical parametric of sample.
Preferably, the diamond measuring method further comprise by image acquisition device to image be digitized
Information processing obtains view data and stored, and carrying out analysis using all view data is calculated the brightness of sample, fire coloured silk by force
Degree and scintillation intensity.
Preferably, the analysis of the brightness is calculated as：The gray value of each pixel of the every image collected is read, and
Be reflective bright district more than the gray threshold compared with default gray threshold, the gray value of the bright district picture element it
With the brightness value for being the image；The average value of all image brightness values is the brightness value of sample.
Preferably, the analysis of the color intensity of fire is calculated as：The R of each picture element for every image that reading collects,
G, B values, and hue value, saturation degree and brightness (HSL) are calculated, the picture element that saturation degree is more than predetermined threshold value with brightness is colour
Point, and chroma value is calculated as, the chroma value sum of color point is worth for the fire coloured silk of the image；The average value of the color values of all Image Fires is
The color value of fire of sample.
Preferably, the scintillation intensity for adjacent two images corresponding pixel chromatic value (H, S, L) variance or
The variance of gray value.
The beneficial effects of the present invention are：
The invention provides a kind of diamond lamp source diamond measuring instrument, by providing incident ray, and gathers sample reflection
The image that incident ray is formed, the optical parametric of sample is obtained using acquired image Treatment Analysis；Relative to existing skill
Evaluate the optical effect of diamond in art indirectly by cut parameter, the diamond lamp source diamond measuring instrument can direct determination sample
Optical parametric, can effectively, objectively evaluate the optical effect of diamond.
When diamond is merchandised, diamond is typically observed under diamond lamp, and the light source assembly of the present invention is then to simulate brill
Stone lamp source, during reduction diamond transaction it is observed that the state of diamond, and obtain test data and result, there is great finger
Lead meaning；The light source assembly also has the advantages of simple in construction, easily fabricated；Drive mechanism can drive sample stage to rotate, so as to
Sample is driven to be rotated, can be to being tested during sample different angle, so as to improve the degree of accuracy of test result.The diamond lamp
Light source diamond measuring instrument application prospect is good, can be used for the evaluation of diamond crudy, can effectively improve diamond in process and cut
The quality of mill, the yield rate of diamond；The diamond lamp source diamond measuring instrument can be additionally used in the quality inspection of diamond finished product, and diamond is first
The displaying of the lightness of decorations, contribute to the quality control and business promotion of diamond jewelry.
Present invention also offers a kind of diamond measuring method, and sample is entered using above-mentioned diamond lamp source diamond measuring instrument
The measurement of row optical parametric, the optical parametric of energy directly determination sample, the optics that can effectively, objectively evaluate diamond are imitated
Fruit.And the diamond measuring method has the advantages of easy to operate, test result is accurate.And the diamond measuring method can be to sample
Tested during product different angle, so as to improve the degree of accuracy of test result.The diamond measuring method application prospect is good, Ke Yiyong
Evaluated in diamond crudy, the yield rate of diamond is cut in process quality, diamond can be effectively improved；The diamond measures
Method can be additionally used in the quality inspection of diamond finished product, the displaying of the lightness of diamond jewelry, contribute to the quality control of diamond jewelry
System and business promotion.
Brief description of the drawings
Fig. 1 is the structural representation of diamond lamp source diamond measuring instrument provided by the present invention.
Fig. 2 is the overlooking the structure diagram of light source assembly in diamond lamp source diamond measuring instrument provided by the present invention.
Fig. 3 is the schematic flow sheet of diamond measuring method provided by the present invention.
Embodiment
To make one of ordinary skill in the art that the purpose, technical scheme and advantage of invention be more clearly understood, below
Invention is further elaborated in conjunction with the accompanying drawings and embodiments.
Embodiment one
As shown in figure 1, a kind of diamond lamp source diamond measuring instrument, including processor 4, light source assembly 2, image collecting device
3 and for placing the sample stage 1 of sample 17, the light source assembly 2 provides the incident light for being radiated at the sample 17 on sample stage 1
Line, described image harvester 3 reflect the image that the incident ray is formed for gathering sample 17；Described image collection dress
Put 3 with the processor 4 to be connected, the processor 4 is used to receive the image collected by image collecting device 3 and utilizes the figure
As Treatment Analysis obtains the optical parametric of sample 17；The center of the sample stage 1 is centrally located at same with image collecting device 3
On axis 8；The vertical range of the light source assembly 2 and sample stage 1 is 50-120mm, horizontal range 20-60mm；The brill
Stone lamp source diamond measuring instrument also includes being used to drive the drive mechanism that sample stage 1 is rotated.
The invention provides a kind of diamond lamp source diamond measuring instrument, by providing incident ray, and gathers sample reflection
The image that incident ray is formed, the optical parametric of sample is obtained using acquired image Treatment Analysis；Relative to existing skill
Evaluate the optical effect of diamond in art indirectly by cut parameter, the diamond lamp source diamond measuring instrument can direct determination sample
17 optical parametric, it can effectively, objectively evaluate the optical effect of diamond.When diamond is merchandised, typically in diamond lamp
Lower observation diamond, and the light source assembly 2 of the present invention is then to simulate diamond lamp source, reduction diamond transaction when institute is it is observed that bore
The state of stone, and test data and result are obtained, there is great directive significance；The light source assembly 2 also have it is simple in construction, easily
In manufacture the advantages of；Drive mechanism can drive sample stage 1 to rotate, can be different to sample 17 so as to drive sample 17 to be rotated
Tested during angle, so as to improve the degree of accuracy of test result.The diamond lamp source diamond measuring instrument application prospect is good, can be with
Evaluated for diamond crudy, the yield rate of diamond is cut in process quality, diamond can be effectively improved；The diamond lamp
Light source diamond measuring instrument can be additionally used in the quality inspection of diamond finished product, the displaying of the lightness of diamond jewelry, contribute to diamond first
The quality control and business promotion of decorations.
Preferably, the drive mechanism includes stepper motor 13 and synchronous belt 14, the synchronous belt 14 and sample stage 1
It is connected.Stepper motor 13 has the advantages of high precision, good reliability, and drives sample stage 1 to rotate by synchronous belt 14, protects
Demonstrate,prove the stability rotated.Horizontal swing error is not more than 0.1mm when sample stage 1 rotates.It is preferred that stepper motor 13 passes through electricity
Cable is connected with processor 4, and the rotation of stepper motor 13 is controlled by the dedicated program of processor 4.
Preferably, the light source assembly 2 includes lamp box, sets lamp bead 15 in lamp box, the lamp box towards sample stage 1 one
Face is translucent astigmatism plate 16.Diamond lamp source can be so simulated well, in certain embodiments, the lamp bead 15
For white light lamp bead, the astigmatism plate 16 is white translucent astigmatism plate.It is preferred that the lamp box is rectangle lamp box, it is grown
Spend for 80-200mm, width 20-80mm.In certain embodiments, the length of the lamp box is 100mm, and width is
40mm。
It is appreciated that the vertical range of light source assembly 2 described above and sample stage 1 is 50-120mm, horizontal range
For 20-60mm, the as center of lamp box and the vertical range of sample stage 1 is 50-120mm, horizontal range 20-60mm.One
In a little specific embodiments, the vertical range of described light source assembly 2 and sample stage 1 is 80mm, horizontal range 40mm, is
The center of lamp box and the vertical range of sample stage 1 are 80mm, horizontal range 40mm.
Also referring to Fig. 2, because astigmatism plate 16 is translucent, therefore not shown in figure.Preferably, the lamp bead 15 is in
Matrix is arranged, and ensures luminous intensity and the uniformity.Can be that as illustrated in the drawing, lamp bead 15 is arranged in 4*10 matrixes；One
In a little preferred embodiments, lamp bead 15 is arranged in 3*16 matrixes.Specifically, the lamp bead 15 is diameter 3mm white light Led lamps
Pearl.
Referring to Fig. 1, preferably, the sample stage 1 includes lamina of septum pellucidum 11, and for fixing the light of the sample 17
Door screen 12.Sample 17 is fixed by diaphragm 12, center of the sample 17 always situated in sample stage 1 is can guarantee that, effectively improves survey
The stability and accuracy of amount.It is preferred that the lamina of septum pellucidum 11 is circle, its a diameter of 9-40mm.The diaphragm 12 can
To be manual or automatic, in certain embodiments, the diaphragm 12 is manual diaphragm.
In certain embodiments, the diamond lamp source diamond measuring instrument also includes the cabinet 5 with a cabinet panel 6,
The sample stage 1 is arranged on cabinet panel 6, and the light source assembly 2 and image collecting device 3 are arranged in cabinet 5.Specifically
As shown in fig. 1, the sample stage 1 is located at the outside of cabinet 5, and the light source assembly 2 is located in cabinet 5.Preferably, in cabinet 5
Interior setting supporting plate 7, sets or installs the light source assembly 2 and image collecting device 3 on supporting plate 7.Preferably, the machine
Case panel 6 is provided with chassis lid 10, can play a part of light shield.Preferably, the cabinet panel 6, which is provided with, is used to control light
The controlling switch 9 of source component 2, it is easy to control light source assembly 2.In some embodiments, it is also possible to it is that the processor 4 is used to control
The light source assembly 2 is made, or the processor 4 controls light source assembly 2 by controlling switch 9.
The processor 4 can as shown in fig. 1, be positioned in cabinet 5, it is of course possible to be arranged on outside cabinet 5.One
In a little preferred embodiments, the processor 4 also includes display device, the image that can be collected with display image harvester 3,
The method that the reproduction of these images provides directly observation sample optical effect so that the lightness of diamond more can be opened up intuitively
Show and recognize, be advantageous to show glamour and the business promotion of diamond.Such as the processor 4 is computer, the screen of computer
Curtain is display device.
Embodiment two
A kind of diamond measuring method, using the diamond lamp source diamond measuring instrument provided in embodiment one, obtain multigroup
The image that image collecting device is collected during sample rotational angle difference, Treatment Analysis obtain the optical parametric of sample.Using
Measurement of the above-mentioned diamond lamp source diamond measuring instrument to sample progress optical parametric, the optical parametric of energy directly determination sample,
It can effectively, objectively evaluate the optical effect of diamond.And the diamond measuring method has that easy to operate, test result is accurate
The advantages of true.And the diamond measuring method can be to testing, so as to improve the accurate of test result during sample different angle
Degree.The diamond measuring method application prospect is good, can be used for the evaluation of diamond crudy, can effectively improve diamond in process
Quality, the yield rate of diamond cut；The diamond measuring method can be additionally used in the quality inspection of diamond finished product, diamond jewelry it is bright
The displaying of brightness, contribute to the quality control and business promotion of diamond jewelry.
Also referring to shown in Fig. 1 and Fig. 3, the explanation of the diamond lamp source diamond measuring instrument in foundation embodiment one can
To understand, the diamond measuring method includes：
Step S1：Start the diamond lamp source diamond measuring instrument, image when obtaining multigroup 17 rotational angle difference of sample
The image that harvester 3 is collected.Specifically, lighting light source assembly 2, that is, all lamp beads 15 are lighted, what lamp bead 15 was sent
Light is to be radiated at the incident ray of the sample 17 on sample stage 1, image collecting device 3 gather sample 17 reflect it is described enter
Penetrate the image that light is formed；Then drive mechanism, namely control stepper motor 13 is utilized to drive sample by synchronous belt 14
Platform 1 and on sample stage 1 sample 17 rotation, complete rotate after repeat obtain sample 17 reflect incident ray institute shape
Into image.It is appreciated that the angle rotated can be adjusted according to the actual requirements, and each sample 17 can carry out it is more
Secondary rotation, obtain multiple series of images.It is appreciated that in practical operation, preferably it is, in the same direction, such as clockwise or inverse time
Pin, continuously acquire image.
Step S2：The processor 4 receives all images collected by image collecting device 3 and utilizes all images
Reason analysis obtains the optical parametric of sample.
Preferably, the image that image collecting device 3 collects is digitized into information processing to obtain view data and deposit
Storage；Be digitized into being more convenient for after information processing accuracy, the rapidity of data transfer, and storage immediately can effectively be protected to data
Deposit, be easy to check.Described optical parametric is brightness, the color intensity of fire and scintillation intensity.Therefore, in some preferred embodiments
In, the diamond measuring method further comprises that the image that image collecting device 3 collects is digitized into information processing obtains
To view data and store, carrying out analysis using all view data is calculated the brightness of sample 17, the color intensity of fire and sudden strain of a muscle
Bright intensity.
It is further that the analysis of the brightness is calculated as：Read the gray scale of each pixel of the every image collected
Value, it is reflective bright district more than the gray threshold and compared with default gray threshold, the gray scale of the bright district picture element
Value sum is the brightness value of the image；The average value of all image brightness values is the brightness value of sample.
The calculation formula of brightness is：
Lzj is the brightness for the diamond sample that jth time measurement obtains in formula, and Lji is the bright of the i-th picture element in jth image
Angle value, m are the pixel sum of image.
Lz is the brightness value of diamond sample in formula, and Lj is the brightness value of jth image, and m is the total number of image.
It is further that the analysis of the color intensity of fire is calculated as：Read each picture element of the every image collected
R, G, B value, and calculate hue value, saturation degree and brightness (HSL), the picture element that saturation degree is more than predetermined threshold value with brightness is
Color point, and chroma value is calculated as, the chroma value sum of color point is worth for the fire coloured silk of the image；The average value of the color value of all Image Fires
The color value of fire of as sample.
The calculation formula of the color intensity of fire is：
Lcj is the fiery color intensity for the diamond sample that jth time measurement obtains in formula, and Lcji is the i-th picture element in jth image
Chroma value, m be image pixel sum.
Lcz is the fiery color intensity of diamond sample in formula, and Lcj is the color value of fire of jth image, and m is the total number of image.
It is further that the scintillation intensity is the variance of the chromatic value (H, S, L) of the corresponding pixel of adjacent two images
Or the variance of gray value.The calculation formula of scintillation intensity is：
In formula：Dj is squared differences, and SS is the flicker value of sample；J is the sequence number of jth image, and K is+1 image of jth
Sequence number；Hji is that jth opens image, the H values of i-th of picture element；Sji is that jth opens image, the S values of i-th of picture element；Lji is
Jth image, the L values of i-th of picture element.M is the number of total picture element of image, and n is that the image number of collection subtracts one.
When processor 4 includes display device, each image for rotating collection acquisition can be in turn connected into animation, made
Preserved for a part for test result, and broadcasting can be called.
Claims (10)
1. a kind of diamond lamp source diamond measuring instrument, including processor, light source assembly, image collecting device and for placing sample
Sample stage, the light source assembly provides the incident ray for being radiated at the sample on sample stage, and described image harvester is used
In the image that the collection sample reflection incident ray is formed；Described image harvester is connected with the processor, described
Processor be used for receive by image acquisition device to image and obtain the Optical Parametric of sample using the image processing and analyzing
Number；It is characterized in that：
The center of the sample stage and image collecting device are centrally located on same axis；The light source assembly and sample stage
Vertical range be 50-120mm, horizontal range 20-60mm；The diamond lamp source diamond measuring instrument also includes being used to drive
The drive mechanism that sample stage is rotated.
2. diamond lamp source diamond measuring instrument as claimed in claim 1, it is characterised in that：The light source assembly includes lamp box,
Lamp bead is set in lamp box, and the one side of the lamp box towards sample stage is translucent astigmatism plate.
3. diamond lamp source diamond measuring instrument as claimed in claim 2, it is characterised in that：The lamp box is rectangle lamp box,
Its length is 80-200mm, width 20-80mm.
4. diamond lamp source diamond measuring instrument as claimed in claim 2, it is characterised in that：The lamp bead is arranged in matrix.
5. the diamond lamp source diamond measuring instrument as described in claim any one of 1-4, it is characterised in that：The drive mechanism
Including stepper motor and synchronous belt, the synchronous belt is connected with sample stage.
A kind of 6. diamond measuring method, it is characterised in that：Using diamond lamp source diamond measuring instrument as claimed in claim 1,
The image that image collecting device is collected when obtaining multigroup sample rotational angle difference, Treatment Analysis obtain the Optical Parametric of sample
Number.
7. diamond measuring method as claimed in claim 6, it is characterised in that：The diamond measuring method further comprises scheming
The image collected as harvester is digitized information processing and obtains view data and store, and is entered using all view data
The brightness of sample, the color intensity of fire and scintillation intensity is calculated in row analysis.
8. diamond measuring method as claimed in claim 7, it is characterised in that：The analysis of the brightness is calculated as：Read collection
The gray value of each pixel of the every image arrived, and be reflective more than the gray threshold compared with default gray threshold
Bright district, the gray value sum of the bright district picture element is the brightness value of the image；The average value of all image brightness values
The as brightness value of sample.
9. diamond measuring method as claimed in claim 7, it is characterised in that：The analysis of the color intensity of fire is calculated as：Read
R, G, B value of each picture element of the every image collected, and calculate hue value, saturation degree and brightness (HSL), saturation degree
The picture element for being more than predetermined threshold value with brightness is color point, and is calculated as chroma value, and the chroma value sum of color point is the image
Fiery color value；The average value of the color value of all Image Fires is the color value of fire of sample.
10. diamond measuring method as claimed in claim 7, it is characterised in that：The scintillation intensity is adjacent two images
The variance of chromatic value (H, S, L) or the variance of gray value of corresponding pixel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230597.9A CN107807129A (en) | 2017-11-29 | 2017-11-29 | Diamond lamp source diamond measuring instrument and diamond measuring method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230597.9A CN107807129A (en) | 2017-11-29 | 2017-11-29 | Diamond lamp source diamond measuring instrument and diamond measuring method |
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| CN108931523A (en) * | 2018-10-15 | 2018-12-04 | 深圳市完美爱钻石有限公司 | A kind of diamond optical parameter measurement method |
| CN109001205A (en) * | 2018-06-25 | 2018-12-14 | 中国地质大学（北京） | A kind of device for evaluating jewel fire coloured silk and flashing quality |
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| 刘萍萍 等: ""定量分析钻石火彩方法的可行性研究"" * |
| 刘萍萍 等: ""圆明亮型钻石闪烁的定量评价方法研究"" * |
| 刘萍萍 等: ""圆明亮琢型立方氧化锆在环形光源下的亮度测量研究"" * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109001205A (en) * | 2018-06-25 | 2018-12-14 | 中国地质大学（北京） | A kind of device for evaluating jewel fire coloured silk and flashing quality |
| CN108931523A (en) * | 2018-10-15 | 2018-12-04 | 深圳市完美爱钻石有限公司 | A kind of diamond optical parameter measurement method |
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