提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 h+o-h4X  
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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。 AH$D./a  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： d_CY=DHF%`  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). T%kr&XsQX  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). uveby:dh  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   }^).Y7{g[  
Triggerinput and output for in line applications. )H&rr(  
Windows,Linux, OSX and embedded systems compatible. &6-udZB-  
SCPIcommand interface for easy integration in other applications. =aM(r6 C  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. 1-`Il]@?8  
USBTMCstandard compliant. FsI51@V72Q  
Integrating-or sampling mode available .t\#>Fe  
3 gainstages for every mode APydZ  
Auto-rangefunction   #*QnO\.  
Usercalibration function and pre-programmed calibration values   1"pvrX}  
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Opticalsystem   ~gz_4gzb  
Optics X wvH  
10mmapperture lens k/MrNiC  
Acceptanceangle F
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5(±2.5) degrees. nksx|i l  
Spotsize @ 50mm C"`,?K(U  
12mm Gt>*y.]  
Spotsize @ 75mm T0=8 U; =  
15.5mm mQ# 0c_  
Spotsize @ 100mm y7a84)j3  
19mm -\ {.]KL  
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Samplemode - signal frequency response   ;[pY>VJ(  
Parameter OsQB` D  
f3db(1) }@R*U0*E  
Gain 1 <#c/uIN  
DC –20 kHz j5eX?bi_v  
Gain 2 J['pBlEb\  
DC –50 kHz ,E YB
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Gain 3 /)Ga<  
DC –120 kHz M`1pze_A  
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Measurementspecification %3ieR}:/e&  
Parameter iLd_{  
Range uH"W07  
Accuracy h5+L/8+J^z  
Lightlevel [cd/m o \r6iO  
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]       Repeatability (2)     Speed [samples/sec] (2) y5oC|v7  
Luminance(Y) 1/hk3m(C  
(integratingmode) CAs8=N#H%  
0.005– 15,000 cd/m2 6qAs$[  
integrationtime !:zWhu,  
between1ms and 5 k|kn#X3X  
seconds &_1Ivaen6  
±4% of measuredvalue. RWfC2$z  
Measuredat white image of LED LCD display. L("zS%qr  
Luminance~150 cd/m2; b~5Q|3P9  
0.1 =Su~iOa  
±0.20% z8n=\xL  
4-10 TmH'_t.*T~  
1 Y\Grf$e  
±0.10% ,o?yS>L_r  
10-20 #z.QBG@  
5 \H6[6*JuB  
±0.05% CcDi65s  
20-100 ";>>{lYA.  
>150 |^&j'k+A  
±0.03% JGZxNUr^  
20-100 s\Zp/-Q  
Luminance(Y) 'K8emt$d+  
(samplingmode) )|Il@unp/  
1 –15,000 cd/m2 jf|5}5kSlf  
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±4% of measuredvalue. bAd$ >DI[  
Measuredat white image of LED LCD display. 9^AfT>b~f  
Luminance~150 cd/m2; AVR=\ qR  
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±0.20% !.^%*6f  
4-10 s/"l ?d  
5 X (0`"rjg  
±0.10% kCuIEv@  
10-20 p2\mPFxEP  
20 >U2[]fu  
±0.05% ryKc7<  
20-100 :RqTbE4B  
>150 u\uYq  
±0.03% chQCl3&e^  
20-100  q\xT  
Flicker "F.0(<4)  
(ContrastMethod) );~JyoDo  
1-15,000cd/m2 )j^~=Sio.  
±1% EU0b>2n4  
Flickerfrequency:30Hz AC/DC 10% sine wave @   6(9S'~*'R  
10Cd/m ujt0?DM  
2 L]_1z  
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Flicker T]#S=]G  
(JEITAmethod) ;YYo^9Lh}  
1-15,000cd/m2 h\@\*Xz<v  
±1dB O6gl[aZN  
Flickerfrequency:30Hz AC/DC 10% sine wave @ .ZzxW  
10Cd/m @S%ogZz*m  
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