提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 * :"*'  
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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。 Q`CuZkP(  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： %Z;RY5  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). 1N/4W6  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). C&O8fNB_  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   nC:T0OJv  
Triggerinput and output for in line applications. <5Vf3KoC&  
Windows,Linux, OSX and embedded systems compatible. v}>g* @  
SCPIcommand interface for easy integration in other applications. DksYKv  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. dJ"
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USBTMCstandard compliant. j;$f[@0o  
Integrating-or sampling mode available }0~$^J  
3 gainstages for every mode (o>N*?,}  
Auto-rangefunction   5{H)r  
Usercalibration function and pre-programmed calibration values   V .Kjcy  
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Opticalsystem   <XL%*  
Optics Q}#4Qz~n  
10mmapperture lens tbQY&TO1  
Acceptanceangle GEPWb[Oa  
5(±2.5) degrees. [_N1 .}e  
Spotsize @ 50mm s$y_(oU,D  
12mm sBlq)h;G?6  
Spotsize @ 75mm fWP]{z`  
15.5mm 1@Ba7>%'  
Spotsize @ 100mm {[uhIJD3g6  
19mm +kI}O*s  
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Samplemode - signal frequency response   .)*&NY!nsl  
Parameter nS#F*)  
f3db(1) 4lo
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Gain 1
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DC –20 kHz U" @5R[=F-  
Gain 2 CXUF=IE  
DC –50 kHz Vc\
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Gain 3 CfOyHhhKX  
DC –120 kHz |@d(2f8  
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Measurementspecification 03?ADjO  
Parameter :M6|V_Yp  
Range h`Jc%6o  
Accuracy Rd(8j+Q?ps  
Lightlevel [cd/m |A4B4/!  
2 5ncW s)  
]       Repeatability (2)     Speed [samples/sec] (2) s?<FS@k  
Luminance(Y) ?;=7{Ej  
(integratingmode) "]^U(m>f  
0.005– 15,000 cd/m2 Tw\@]fw  
integrationtime l|842N@1  
between1ms and 5 u%L6@M2  
seconds I'D3~UIf  
±4% of measuredvalue. )g=mv
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Measuredat white image of LED LCD display. 6cg,L:j#  
Luminance~150 cd/m2; x~'_;>]r_  
0.1 Ob%iZ.D|3<  
±0.20% )^UqB0C6^  
4-10 B^19![v3T  
1 hW~% :v  
±0.10% 0MT?}D&TL  
10-20 i~GW  
5 02 FLe*zQ  
±0.05% i K@RQi  
20-100 h-.^*=]R6  
>150 D~qi6@
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±0.03% *3^7'^j<  
20-100 =Q"ths
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Luminance(Y) Ym%#"  
(samplingmode) q2k}bb +  
1 –15,000 cd/m2 /&?ei*z  
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±4% of measuredvalue. p;[.&oJ  
Measuredat white image of LED LCD display. 5i$P$ R  
Luminance~150 cd/m2; uUl;}W  
1 qZQm*q(jM  
±0.20% 7d{xXJ-  
4-10 B8cg[;e81  
5 :A#'8xE/  
±0.10% Gj#BG49g2  
10-20 wPyc?:|KD?  
20 m:EYOe,w  
±0.05% -8:O?]+Q/  
20-100 zv1,DnkqF  
>150 +=`w  
±0.03% WOYZ  
20-100 F0m[ls$  
Flicker r
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(ContrastMethod) bz&9]%S<  
1-15,000cd/m2 YU87l  
±1% aF=;v*  
Flickerfrequency:30Hz AC/DC 10% sine wave @   WUDXx %  
10Cd/m N9c#N%cu  
2 _#<l -R`  
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Flicker o
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(JEITAmethod) { F0"U=  
1-15,000cd/m2 ht:L L#b*(  
±1dB Xp^>SSt:4  
Flickerfrequency:30Hz AC/DC 10% sine wave @ )sEAPIka  
10Cd/m (ds*$]  
2 XF4NRs