提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 HSE!x_$  
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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。 RNEp4x  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： Db}j?ik/  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). Xv5wJlc!d  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). mW(W\'~_~  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   ]3],r?-tJ  
Triggerinput and output for in line applications. p?%y82E  
Windows,Linux, OSX and embedded systems compatible. wj$<t'MN  
SCPIcommand interface for easy integration in other applications. 8`B3;Zmm  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. 36&e.3/#  
USBTMCstandard compliant. q.^;!f1  
Integrating-or sampling mode available Mlg0WrJ|2  
3 gainstages for every mode .GPT!lDc  
Auto-rangefunction   Y|F9}hj(  
Usercalibration function and pre-programmed calibration values   5,lEx1{_  
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Opticalsystem  
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Optics T9E+\D  
10mmapperture lens z [}v{  
Acceptanceangle x/
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5(±2.5) degrees. F`9xVnK=  
Spotsize @ 50mm :\`o8`
 
12mm #>("CAB02T  
Spotsize @ 75mm 6xx<Y2@  
15.5mm A7Cm5>Y_S  
Spotsize @ 100mm
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19mm Wa>}wA=v  
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Samplemode - signal frequency response   \_VA50  
Parameter ~k-y &<UR  
f3db(1) p}z<Fdu0  
Gain 1 b4%??"&<Y  
DC –20 kHz Ws3)gvpPA  
Gain 2 xf\C|@i  
DC –50 kHz }1L4"}L.  
Gain 3 cN-?l7  
DC –120 kHz &.)^ %Tp\z  
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Measurementspecification htO+z7  
Parameter r..iko]T  
Range |#v7/$!  
Accuracy 8rAg\H3E  
Lightlevel [cd/m zJKv'>
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2 8?B!2  
]       Repeatability (2)     Speed [samples/sec] (2) ihhDOmUto  
Luminance(Y) Hp|kQJ[LE  
(integratingmode) R^8o^z['6u  
0.005– 15,000 cd/m2 k{R>  
integrationtime IEL%!RFG  
between1ms and 5 ^lnK$i  
seconds 58}U^IW  
±4% of measuredvalue. XFVE>
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Measuredat white image of LED LCD display. \S `:y?[Y  
Luminance~150 cd/m2; x xHY+(m  
0.1 5zK4Fraf  
±0.20% >mbHy<<  
4-10 XAD- 'i  
1 t4."/.=+  
±0.10% ih-#5M@  
10-20 m+`cS=-.  
5 NR$3%0 nC6  
±0.05% <`8n^m*  
20-100 o*+"|  
>150 OR P\b  
±0.03% nmee 'oEw  
20-100 x /(^7#u,  
Luminance(Y) Y,qI@n<  
(samplingmode) j7Yu>cr  
1 –15,000 cd/m2 f=+
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±4% of measuredvalue. S3C]AhW;  
Measuredat white image of LED LCD display. gi3F` m  
Luminance~150 cd/m2; sU<Wnz\[  
1 &Q/W~)~  
±0.20% ^`i#$  
4-10 LRxZcxmy  
5 ;HfmzY(  
±0.10% X;+sUj8  
10-20 9Z$"K-G  
20 IV~>I-rd  
±0.05% C$=%!wf  
20-100 L?b~k=  
>150 ql Ax  
±0.03% $j%'{)gK  
20-100 RXMISt3+{y  
Flicker tH@Erh|%  
(ContrastMethod) DaQ?\uq  
1-15,000cd/m2 {S]}.7`l9(  
±1% nAAs{  
Flickerfrequency:30Hz AC/DC 10% sine wave @   )N{Pw$l_  
10Cd/m /s&9SYF  
2 %@J.{@>  
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Flicker 4d4ZT?V[  
(JEITAmethod) sPpH*,(  
1-15,000cd/m2 *uRBzO}  
±1dB ZL&qp04}  
Flickerfrequency:30Hz AC/DC 10% sine wave @ #FLb*%Nr  
10Cd/m 4&lv6`G `  
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