提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 _GkLspSaU  
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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。 8=$XhC  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： [y8(v ~H  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). x1Gx9z9  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). C<=rnIf'  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   Stwg[K0<  
Triggerinput and output for in line applications. {

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Windows,Linux, OSX and embedded systems compatible. *sldv  
SCPIcommand interface for easy integration in other applications. /wEl\Kx  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. Ja~8ZrcY  
USBTMCstandard compliant. Q
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Integrating-or sampling mode available xS UpVK  
3 gainstages for every mode gM&O dT+i  
Auto-rangefunction   w)ki<Dudg  
Usercalibration function and pre-programmed calibration values   d:hnb)I$*  
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Opticalsystem   ~qZ6I
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Optics @&G}'6vF!  
10mmapperture lens 8SU0q9X.  
Acceptanceangle pfZ[Y
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5(±2.5) degrees. kxKb}>=  
Spotsize @ 50mm *` mxv0w~(  
12mm NxF:s,a6  
Spotsize @ 75mm >TglX t+  
15.5mm !D F~]&  
Spotsize @ 100mm d;<'28A  
19mm Xps \+l%i  
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Samplemode - signal frequency response   [;Ih I  
Parameter 5/Qu5/  
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Gain 1 tf6-DmMH  
DC –20 kHz \)5mO 8w  
Gain 2 C)c*s C5N  
DC –50 kHz 'Z#_"s#L  
Gain 3 w2xD1oK~o  
DC –120 kHz ^~N:lW#=  
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Measurementspecification @?e~l:g})g  
Parameter EC5= 2w<  
Range I(AlRh  
Accuracy 4`"}0:t.  
Lightlevel [cd/m mKu,7nMvF  
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]       Repeatability (2)     Speed [samples/sec] (2) ~ Rk.x +  
Luminance(Y) %0 {_b68x  
(integratingmode) EVLL,x.~:z  
0.005– 15,000 cd/m2 Io*H}$Gf  
integrationtime E`.hM}h  
between1ms and 5 tl /i  
seconds ,mx\ -lWFy  
±4% of measuredvalue. C)R hld  
Measuredat white image of LED LCD display. b>QdP$>  
Luminance~150 cd/m2; OqS!y( (  
0.1 u=Ik&^v Wq  
±0.20% QY4;qA  
4-10 qE2V
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±0.10% bK!h{Rr  
10-20 } r(b:}DN  
5 5qH*"i+|s  
±0.05% n%29WF6Zf  
20-100 a9;KS>~bq  
>150 5-GS@fY  
±0.03% L3HC-  
20-100 G=[<KtWa  
Luminance(Y) 'fl.&"/r  
(samplingmode) qJT/48lf_  
1 –15,000 cd/m2 [/q Bvuun  
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±4% of measuredvalue. ~n@rX=Y)]0  
Measuredat white image of LED LCD display. BFw_T3}zn  
Luminance~150 cd/m2; &-qQF`7  
1 Q<u?BA/  
±0.20% TW>GYGz  
4-10 $adZ|Q\  
5 czIAx1R9  
±0.10% %m dtVQ@  
10-20 G\F>*  
20 $m#^0%  
±0.05% XX/s@C  
20-100 
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>150 iii|;v]+  
±0.03% 4@{?4k-cq  
20-100 ,DE>:ARZ  
Flicker X uE: dL?  
(ContrastMethod) nl 'MWP  
1-15,000cd/m2 8cOft ;|qB  
±1% fWq*Op.]c  
Flickerfrequency:30Hz AC/DC 10% sine wave @   9h6Oq(0b8  
10Cd/m -_Z4)"k  
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Flicker p,8~)ic_  
(JEITAmethod) YhV<.2^k  
1-15,000cd/m2 qJ`:$U  
±1dB I[k"I(  
Flickerfrequency:30Hz AC/DC 10% sine wave @ s.bo;lk  
10Cd/m '

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