提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 9}":}!  
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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。 C~:aol i;  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： G*
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Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). Z|3l2ucl  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). /TpM#hkq/2  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   }z[O_S,X  
Triggerinput and output for in line applications. rYc?y  
Windows,Linux, OSX and embedded systems compatible. lMlXK4-  
SCPIcommand interface for easy integration in other applications. <}B]f1zX  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. rs!J<CRq  
USBTMCstandard compliant. N>@AsI  
Integrating-or sampling mode available %1e`R*I  
3 gainstages for every mode /(vT49(]  
Auto-rangefunction   r$*k-c9Bf  
Usercalibration function and pre-programmed calibration values   ydBoZ3}  
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Opticalsystem   <m9IZIY<  
Optics 'e0qdY`  
10mmapperture lens 6)Oe]{-  
Acceptanceangle 3}XUYF;  
5(±2.5) degrees. lK}F>6^\  
Spotsize @ 50mm d~YDg{H  
12mm ^@jOS{f l  
Spotsize @ 75mm 3~M8.{ U#V  
15.5mm /eZAA
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Spotsize @ 100mm EjvxfqPv  
19mm hcM 0?=  
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Samplemode - signal frequency response   m3.d
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Parameter vsLn@k3  
f3db(1) oA73\BFfP  
Gain 1 ynDa4HB  
DC –20 kHz 8a"aJYj  
Gain 2 oXfLNe6>L  
DC –50 kHz v%B^\S3)  
Gain 3 *bwLih!}H  
DC –120 kHz U<o,`y[Tn  
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Measurementspecification |9}G  
Parameter 3/4xP|  
Range d(R3![:  
Accuracy eF:6k qg  
Lightlevel [cd/m Q +qN`  
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]       Repeatability (2)     Speed [samples/sec] (2) dZv-lMYBE  
Luminance(Y) XKMJsEPsW  
(integratingmode) 5Ss=z  
0.005– 15,000 cd/m2 Qp%kX@Z'  
integrationtime Dh J<\_;  
between1ms and 5 t5[{ihv~:  
seconds @lBR;B"  
±4% of measuredvalue. zn@tLLX  
Measuredat white image of LED LCD display. BxlpI[yWq  
Luminance~150 cd/m2; fv#e 8y  
0.1 Zj!S('hSY  
±0.20% 7?/ Fr(\  
4-10 Ge|caiH1I  
1 9/q4]%`  
±0.10% A*E$_N  
10-20 CEZ*a 0}=  
5 !P#lTyz  
±0.05% A+:K!|w  
20-100 LV'v7 2yUH  
>150 %xkq
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±0.03% ~
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20-100 -KbT[]  
Luminance(Y) 5-aCNAF2  
(samplingmode) "'dt"x)  
1 –15,000 cd/m2 h dPKeqg7  
+g\u=&<6  
±4% of measuredvalue. j{S\X'?   
Measuredat white image of LED LCD display. swe6AQ-  
Luminance~150 cd/m2; 980[]&(  
1 2"JIlS;J}7  
±0.20% b8Y1.y"#  
4-10 3v5]L3  
5 prhFA3 rW.  
±0.10% a!xKS8-S==  
10-20 <-X)<k  
20 nBZqhtr  
±0.05% A0o6-M]'0  
20-100 GP[;+xMBh  
>150 dt^yEapjM  
±0.03% B1J+`R3OX  
20-100 ~@MIG  
Flicker Yq3(,  
(ContrastMethod) w,9$*=k  
1-15,000cd/m2 p*n$iroy_{  
±1% 4|7L26,]5  
Flickerfrequency:30Hz AC/DC 10% sine wave @   2u/(Q>#  
10Cd/m 3-~_F*%ST  
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Flicker Q/-YLf.  
(JEITAmethod) '+Ts IJh  
1-15,000cd/m2 axonqSf  
±1dB auaFP-$`f  
Flickerfrequency:30Hz AC/DC 10% sine wave @ %nVnK6[sox  
10Cd/m E^T/Qu  
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