提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 ur JR[$p  
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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。 jVInTR0f[  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： VdE$ig@  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). <hB~|a<#  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). ]>oI3
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Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   mt]50}eK  
Triggerinput and output for in line applications. $&KiN82,  
Windows,Linux, OSX and embedded systems compatible. PmlQW!gfBi  
SCPIcommand interface for easy integration in other applications. 6T-iBJT  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. TSKR~3D#  
USBTMCstandard compliant. J 7]LMw7  
Integrating-or sampling mode available 3&5AbIZ  
3 gainstages for every mode x>
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Auto-rangefunction   {PS|q?  
Usercalibration function and pre-programmed calibration values   I!Uj~jV  
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Opticalsystem   CooOBk  
Optics 7f\/cS^  
10mmapperture lens )O$T; U  
Acceptanceangle ^y2}C$1V
 
5(±2.5) degrees. drd5oZ  
Spotsize @ 50mm dEK bB  
12mm G^A}T3  
Spotsize @ 75mm an,JV0  
15.5mm 1)!?,O\ey  
Spotsize @ 100mm !DZ4C.  
19mm :8l#jU`y  
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Samplemode - signal frequency response   mJa8;X!r6  
Parameter WS2@; 8.N  
f3db(1) 9}#9i^%}  
Gain 1 ,N@N4<C]  
DC –20 kHz 31{)~8  
Gain 2 ?RU_SCp-  
DC –50 kHz XE
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Gain 3 $##
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DC –120 kHz "J*LR  
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Measurementspecification AN4(]_]  
Parameter Rq,Fp/  
Range e\WG-zi/  
Accuracy p0@l581  
Lightlevel [cd/m RxXiSc`^z  
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]       Repeatability (2)     Speed [samples/sec] (2) fp'%lbk=  
Luminance(Y) 7^n{BsN
 
(integratingmode) )d7U3i  
0.005– 15,000 cd/m2 HVaKy+RU  
integrationtime ?v$1Fc55  
between1ms and 5 YA*E93J0  
seconds U?(+ {4l  
±4% of measuredvalue. :AM_C^j~ D  
Measuredat white image of LED LCD display. EV|L~^Q  
Luminance~150 cd/m2; .MI 5?]_  
0.1 m"tke'a  
±0.20% u%rB]a$/  
4-10 q a}=p  
1 g33Y]\  
±0.10% Qm2(Z8Gh  
10-20 xT;j_'9U;  
5 _VI3b$  
±0.05% 06fs,!Q@  
20-100 HFTDea+#  
>150 ;ksxz  
±0.03% 0uO<7IW9  
20-100 =qFDrDt  
Luminance(Y) A:YWXcg  
(samplingmode) jWJ/gv~ $  
1 –15,000 cd/m2 "7_qB8\  
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±4% of measuredvalue. jW0aIS2O  
Measuredat white image of LED LCD display. Ps9YP B-  
Luminance~150 cd/m2; Uiu9o]n  
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±0.20% 8,YxCm ie  
4-10 O>sE~~g]?  
5 V9<CeTl'  
±0.10% +d/^0^(D\5  
10-20 iB
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20 k ks ?S',  
±0.05% Y~uqKb;A  
20-100 fqS cf}s  
>150 s&~.";
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±0.03% BRGTCR  
20-100 9S$?2z".2  
Flicker kU$M 8J.  
(ContrastMethod) +)QA!g$  
1-15,000cd/m2 ffE&=eh)  
±1% .47tj`L  
Flickerfrequency:30Hz AC/DC 10% sine wave @   SWM6+i p  
10Cd/m 8I|2yvhP  
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Flicker `-[+(+["  
(JEITAmethod) 6N]V.;0_5  
1-15,000cd/m2 \J?5Kl[*c  
±1dB w-(^w9_e  
Flickerfrequency:30Hz AC/DC 10% sine wave @ .3*VkAs  
10Cd/m RXU#.=xvy  
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