提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 MQoA\  
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Asteria是Admesy公司专门针对亮度和闪烁（LED频闪、液晶Flicker）推出的亮度计，采用优选硅光电二极管以保证较高的测试精度，测量速度最高为180000次/s。性价比高，便于携带和产线应用。 QX=TuyO  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： 32ki ?\P  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). 5P!ZG
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Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). pJHdY)Cz  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   eFiG:LS7  
Triggerinput and output for in line applications. rCPIz<  
Windows,Linux, OSX and embedded systems compatible. :h(HKMSk1  
SCPIcommand interface for easy integration in other applications. <m-(B"FX  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. ##jJaSxG  
USBTMCstandard compliant. w%])  
Integrating-or sampling mode available <
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3 gainstages for every mode j\ y!  
Auto-rangefunction   ",/6bs#$  
Usercalibration function and pre-programmed calibration values   Ae>+Fcv  
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Opticalsystem   s<YN*~  
Optics |5~Oh`w  
10mmapperture lens ~J].~^[  
Acceptanceangle 2.^{4 1:  
5(±2.5) degrees. |Hf|N$  
Spotsize @ 50mm :!aLa}`@  
12mm A%D'Z85 -  
Spotsize @ 75mm wpZ"B+oK!  
15.5mm OJe!K:  
Spotsize @ 100mm ,WyEwc]  
19mm S`s]zdUTP  
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Samplemode - signal frequency response   SJiQg-+<Uf  
Parameter sC3Vj(d!i  
f3db(1) {!

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Gain 1 PNm@mC_fh  
DC –20 kHz DtANb^  
Gain 2 s{^B98d+W  
DC –50 kHz 9Q9{>d#"  
Gain 3 g (w/  
DC –120 kHz ys`-QlkB  
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Measurementspecification 6{)pF  
Parameter (G|!
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Range d|R-K7 ~~  
Accuracy cSPQ NYU:  
Lightlevel [cd/m 89M'klZ   
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]       Repeatability (2)     Speed [samples/sec] (2) @rGY9%E  
Luminance(Y) ZxtO.U2  
(integratingmode) 9^/Y7Wp/@  
0.005– 15,000 cd/m2 MFq?mZ,  
integrationtime $OZ=
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between1ms and 5 U`6|K$@  
seconds b+~_/;Y9  
±4% of measuredvalue. T<*)Cdid  
Measuredat white image of LED LCD display. h3`}{ w  
Luminance~150 cd/m2; kP`#zwp'Ci  
0.1 *EuX7LEu_  
±0.20% GFFwk4n1  
4-10 }#s{."  
1 6w<rSUd'  
±0.10% Vit-)o{zr  
10-20 C_J@:HlJ  
5 4M&$wi  
±0.05% =w3A{h"^  
20-100 uB)q1QQsqp  
>150 V0^{Ss1M  
±0.03% IR$
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20-100 L-(bw3Yr>  
Luminance(Y) X$@`4  
(samplingmode) yy3x]%KK  
1 –15,000 cd/m2 3@":&  
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±4% of measuredvalue. g|Lbe4?  
Measuredat white image of LED LCD display. *6yY>LW  
Luminance~150 cd/m2; K+)3 LR^  
1 g**!'T4&o  
±0.20% H~yHSm 3  
4-10 a{xJ#_/6  
5 ''auu4vF  
±0.10% Al?%[-u  
10-20 4FzTf7h^  
20 s~{rC{9X  
±0.05% _.9 5>`  
20-100 K~d'*J-  
>150 "73*0'm  
±0.03% 4~Qnhv7  
20-100 yP7b))AW9  
Flicker xT 06*wQ  
(ContrastMethod) lo!pslqsn  
1-15,000cd/m2 zg ,=A?  
±1% *IOrv)
 
Flickerfrequency:30Hz AC/DC 10% sine wave @   *+*W# de.  
10Cd/m [2,D]e  
2 @RPQ1da  
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Flicker ,marNG  
(JEITAmethod) ,< g%
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1-15,000cd/m2 E2M<I;:EA  
±1dB X
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Flickerfrequency:30Hz AC/DC 10% sine wave @ >c_fUX={  
10Cd/m %.d.h;^T  
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