CN2219492Y - Colour sense sensor for measuring light radiation in semisphere space - Google Patents
Colour sense sensor for measuring light radiation in semisphere space Download PDFInfo
- Publication number
- CN2219492Y CN2219492Y CN 94239974 CN94239974U CN2219492Y CN 2219492 Y CN2219492 Y CN 2219492Y CN 94239974 CN94239974 CN 94239974 CN 94239974 U CN94239974 U CN 94239974U CN 2219492 Y CN2219492 Y CN 2219492Y
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- 230000005855 radiation Effects 0.000 title claims abstract description 13
- 230000003287 optical effect Effects 0.000 claims abstract description 21
- 239000000835 fiber Substances 0.000 claims abstract description 18
- 230000035807 sensation Effects 0.000 claims description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 230000004456 color vision Effects 0.000 claims description 6
- 230000010287 polarization Effects 0.000 abstract description 5
- 238000003384 imaging method Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 9
- 230000007613 environmental effect Effects 0.000 description 5
- 238000005286 illumination Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Spectrometry And Color Measurement (AREA)
Abstract
The utility model relates to a color sense sensor for measuring light radiation in hemisphere space. The utility model is characterized in that an optical system is composed of a telescope objective B, an integral mirror J and a light guiding fibre bundle L, wherein, the tail of the light guiding fibre bundle L is divided into a fibre branch bundle L1, a fibre branch bundle L2 and a fibre branch bundle L3, the upper end surface of the light guiding fibre bundle L is coaxial with the telephoto objective B and the integral mirror J, and the integral J is positioned on the imaging surface of the telescope objective B. The invention has the advantages that the utility model avoids the adoption of a reflecting mirror and can not generate polarization; polarization errors not exist in the utility model; the weight of rotary parts is light; the utility model has convenient installation and debugging.
Description
The utility model relates to a kind of colour temperature measurement of light, particularly a kind of colour sensation sensing device of measuring light radiation in hemisphere space.
The skylight environmental information, as Luminance Distribution, tint volume change, the spectral composition of radiation etc., significant for architectural lighting design, visual effect, sun power utilization, energy-saving effect, astronomical sight, Aero-Space etc.
The test point distribution scheme that the CIE TC-307 of International Commission on Illumination adopts when recommending for measurement skylight environmental information is recommended totally 151 of measuring points, has made regulation for the position angle and the angle of pitch of each test point.Measure light radiation in hemisphere space to be matched to the colour sensation sensing device that matches with the CIE1931XYZ of International Commission on Illumination spectral tristimulus value curve be the critical component of skylight environmental information tester, Germany PRC flash ranging company releases a kind of skylight environmental information tester, test point distributes and meets the scheme that International Commission on Illumination is recommended, its structure as shown in Figure 1, show among the figure that its colour sensation sensing device comprises lens barrel housing A, telephotolens B, catoptron C, be arranged in an optical filter X on the rotating disk, Y, Z, silicon photocell E, the telephotolens B and the catoptron C that constitute optical system are arranged on the lens barrel housing A, the colour vision detector that receives the output of luminous energy and convert light electric signal is by being arranged in an optical filter X on the rotating disk, Y, Z and silicon photocell E form, and this rotating disk is by step motor M3 driven rotary.As testing tool, the residing position angle and the angle of pitch were respectively by step motor M1 and M2 control when optical system obtained the skylight radiation, the operation of step motor M1, M2, M3 is controlled by robot calculator, do intermittently to rotate by predefined scheme, make instrument do point by point scanning to 151 points of hemisphere sky, the electric signal of silicon photocell E output send computing machine to be for data processing, thereby obtains three-dimensional Luminance Distribution and colourity distributed data.There is following defective in the colour sensation sensing device of existing measurement light radiation in hemisphere space:
1, arrive optical filter behind the light process catoptron C, and adopt catoptron to certainly lead to polarization, bring measuring error thus;
2, optical filter X, Y, Z are arranged on the rotating disk, rotating disk is driven by step motor M3 and does intermittently rotation, adopts the colour sensation sensing device that is provided with rotating disk and step motor M3, and can give the debugging of instrument and effectively control increases difficulty;
3, the control of the angle of pitch that optical system is surveyed is realized by gear drive by step motor M2, also is unfavorable for the simplification of apparatus structure.
The purpose of this utility model is to provide a kind of colour sensation sensing device of measurement light radiation in hemisphere space of compact conformation, optical system is made of telephotolens, integral mirror, fibre-optic bundle, the portion of fibre-optic bundle becomes three fiber beam splitting that diameter is different, fibre-optic bundle upper surface, telephotolens, integral mirror coaxial arrangement.This colour sensation sensing device compact conformation, rotatable parts are few, do not produce polarization, and are easy to use.
Realize that the technical measures that the utility model purpose adopts are: be provided with the fibre-optic bundle that integral mirror and afterbody are divided into three beams, integral mirror is positioned at the picture plane of telephotolens, make that luminous energy evenly distributes on the fibre-optic bundle sensitive surface, the diameter of three fiber beam splitting is determined according to silicon photocell and optical filter matching precision.
Fig. 1 is the colour sensation sensing device structural representation of the measurement hemisphere skylight radiation of existing skylight environmental information tester and outfit thereof.
Fig. 2 is a colour sensation sensing device structural representation of the present utility model.
Fig. 3 its gear train structural representation of instrument for matching with this colour sensation sensing device.
Fig. 4 is sky brightness, the color temperature distribution plan of embodiment actual measurement.
Below in conjunction with description of drawings, narrate in detail particular content of the present utility model.
As shown in Figure 2, the colour sensation sensing device of measurement hemisphere sky of the present utility model light radiation, Comprise cylinder shell A, optical system, the colour vision detector wherein contains the light of a telephotolens B Learn system layout on lens barrel housing A, the colour vision detector is by optical filter X, Y, Z and silicon photoelectricity The pond forms, and is signal of telecommunication output with the transform light energy that receives, and it is characterized in that optical system is by prestige Object lens B far away, integration mirror J, fibre-optic bundle L form, and fibre-optic bundle L upper surface, look in the distance Object lens B, integration mirror J coaxial arrangement, integration mirror J is positioned on the imaging surface of telephotolens B, leads Fiber optics bundle L portion becomes three fiber beam splitting L1, L2, L3 that diameter is different; Filter The side of sheet X, Y, Z is close to respectively on fiber beam splitting L1, L2, the L3 end face, its another Side is fitted with silicon photocell E1, E2, E3 respectively.
The diameter ratio of fiber beam splitting L1, L2, L3 is 1: 1: 1.4, and optical filter X, Y, Z adopt 3,4,5 respectively.
As shown in Figure 3, the gear train of instrument comprises support 1, step motor M1, M2, rotating disk 2, lens cone seat 3, the lens barrel housing A of colour sensation sensing device is arranged on the lens cone seat 3, makes hemisphere sky scanning pointwise test by step motor M1, the M2 drive of robot calculator control.
The sky hollow testing that International Commission on Illumination is recommended distributes and sees Table 1.
With prior art relatively, the utlity model has following advantage:
1. there is not polarization, helps improving measuring accuracy;
2. according to the matching precision between optical filter and silicon photocell, adopt the fiber beam splitting of different-diameter, help improving measurement effect, handle for computer data and provide convenience;
3. compact conformation, rotatable parts reduce, weight saving, debugging operations aspect.
Embodiment:
A kind of colour sensation sensing device of measuring the radiation of hemisphere skylight, structure as shown in Figure 2, the diameter of lens barrel housing A is 170mm, length is 270mm, telephotolens B focal distance f '=100mm, field angle 2W=11 °, relative aperture D
o/ f '=1: 2.16; Integral mirror J is arranged on the picture plane of telephotolens B, its conjugate distance 120mm, numerical aperture 2U=9 °, enlargement ratio β=0.14; Fibre-optic bundle L diameter is 5mm, and length is 2000mm, becomes three fiber beam splitting L1, L2, L3 apart from terminal 300mm place, and the diameter of fiber beam splitting is respectively 2.5mm, 2.5mm, 3.6mm, makes follow up amplifier that suitable working range be arranged; Optical filter X, Y, Z adopt 3,4,5 respectively, and the one side is close to the end face of fiber beam splitting L1, L2, L3 respectively, and opposite side is fitted with silicon photocell E1, E2, E3 respectively.For satisfying four seasons spring, summer, autumn and winter Testing requirement, prevent that ambient temperature from changing the influence to measurement parameter, the colour vision detector places in the small-sized radiator valve, and stationary temperature is 35 ℃ ± 1 ℃, can prevent the influence that temperature coefficient changes thus.
During apparatus measures, the angle of pitch of colour sensation sensing device test point is controlled by step motor M2, twine for reducing fibre-optic bundle L and lead, the phasing degree of step motor M1 control colour sensation sensing device test point, intermittently rotate 360 ° toward the clockwise direction, then, with this repeatedly, finish until 151 point measurements towards 360 ° of counter rotations.
Fig. 4 uses the instrument of this colour sensation sensing device in 94,3.15 sky brightness, colourity three-dimensional spatial distribution figure in city of Hangzhou mensuration.A is sky brightness distribution surface figure among the figure, and b is the sky brightness contour map, and c is a sky color temperature distribution surface chart, and d is a sky color temperature distribution contour map.
Table 1
| Measure band | Every band measurement point | Angle of pitch increment | The azimuth increment | Measurement visual field size |
| 1 | 32 | 6° | 11.25° | 11.19° |
| 2 | 30 | 18° | 11.00° | 11.41° |
| 3 | 28 | 30° | 12.86° | 11.13° |
| 4 | 24 | 42° | 15.00° | 11.15° |
| 5 | 18 | 54° | 20.00° | 11.76° |
| 6 | 12 | 66° | 30.00° | 11.20° |
| 7 | 6 | 78° | 60.00° | 11.47° |
| 8 | 1 | 90° |
Claims (1)
1, a kind of colour sensation sensing device of measuring light radiation in hemisphere space, comprise lens barrel housing [A], optical system, the colour vision detector, the optical system that wherein contains a telephotolens [B] is arranged on the cylinder shell [A], the colour vision detector is by optical filter [X], [Y], [Z] and silicon photocell are formed, with the transform light energy that receives is electric signal output, it is characterized in that: optical system is by telephotolens [B], integral mirror [J], fibre-optic bundle [L] is formed, fibre-optic bundle [L] upper surface wherein, telescope [B], integral mirror [J] coaxial arrangement, integral mirror [J] is positioned on the picture plane of telephotolens [B], and its afterbody of fibre-optic bundle [L] is divided into three fiber beam splitting [L1] that diameter is different, [L2], [L3]; The side of optical filter [X], [Y], [Z] is close to respectively on the end face of fiber beam splitting [L1], [L2], [L3], and its opposite side is fitted with silicon photocell [E1], [E2], [E3] respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94239974 CN2219492Y (en) | 1994-12-29 | 1994-12-29 | Colour sense sensor for measuring light radiation in semisphere space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94239974 CN2219492Y (en) | 1994-12-29 | 1994-12-29 | Colour sense sensor for measuring light radiation in semisphere space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2219492Y true CN2219492Y (en) | 1996-02-07 |
Family
ID=33847073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94239974 Expired - Lifetime CN2219492Y (en) | 1994-12-29 | 1994-12-29 | Colour sense sensor for measuring light radiation in semisphere space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2219492Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102636267A (en) * | 2012-03-31 | 2012-08-15 | 中国科学院安徽光学精密机械研究所 | Sky brightness instrument |
-
1994
- 1994-12-29 CN CN 94239974 patent/CN2219492Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102636267A (en) * | 2012-03-31 | 2012-08-15 | 中国科学院安徽光学精密机械研究所 | Sky brightness instrument |
| CN102636267B (en) * | 2012-03-31 | 2013-10-30 | 中国科学院安徽光学精密机械研究所 | Sky brightness instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |