提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 ]J.|XRp/  
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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。 *;~i\M9_  
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Asteria亮度计的特性： G]gc*\4  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). ")3$. '5Dg  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 6f;20dn6  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   <!PbD  
Triggerinput and output for in line applications. uVzvUz{b  
Windows,Linux, OSX and embedded systems compatible. @}_Wl<kn  
SCPIcommand interface for easy integration in other applications. --F6n/>  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. byX)4&  
USBTMCstandard compliant. d{(NeTs  
Integrating-or sampling mode available KKNQ+'?  
3 gainstages for every mode > |(L3UA9  
Auto-rangefunction   luCwP  
Usercalibration function and pre-programmed calibration values   mN1n/LNi  
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Opticalsystem   A{ . A1  
Optics ulN
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10mmapperture lens QJU\YH%}  
Acceptanceangle u
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5(±2.5) degrees. {,e-;2q  
Spotsize @ 50mm 9QEK|x`8  
12mm Pr#uV3\  
Spotsize @ 75mm uS5A
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15.5mm N$<R6DU]
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Spotsize @ 100mm hWRr#030  
19mm 6sNw#pqh  
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Samplemode - signal frequency response   |}wT/3
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Parameter #2?3B  
f3db(1) \?"kT}..  
Gain 1 {EyWS
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DC –20 kHz x+,:k=JMT  
Gain 2 qzii[Mf  
DC –50 kHz C{]1+eL  
Gain 3 @J<RFgw#  
DC –120 kHz 5GDg_
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Measurementspecification oh,29Gg  
Parameter Zo}vV2  
Range W@Rb"5Gy+  
Accuracy QNGp+xUHJ9  
Lightlevel [cd/m c2:oM<6|  
2 ev1:0P  
]       Repeatability (2)     Speed [samples/sec] (2) u4DrZ-v  
Luminance(Y) %;b]k  
(integratingmode) |*N;R+b  
0.005– 15,000 cd/m2 <AU0ir  
integrationtime '8;'V%[+  
between1ms and 5 pg{cZ1/  
seconds -{NP3zy  
±4% of measuredvalue. Nu@dMG<5  
Measuredat white image of LED LCD display. O[F  
Luminance~150 cd/m2; 5'n$aFqI  
0.1 @nIoIz D~  
±0.20% I8{ mkh  
4-10 =LKf.@]#  
1 W>&!~9H  
±0.10% L#\5)mO.v  
10-20 OOnhT
  
5 qI*7ToBJ  
±0.05% OtoG,~?  
20-100 hpYW1kfQl  
>150 =A(
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±0.03% sCE%./h]  
20-100 u=7#_ZC9L  
Luminance(Y) >LJ<6s[=  
(samplingmode) $.zd,}l@L  
1 –15,000 cd/m2 g1~wg$`S8S  
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±4% of measuredvalue. +g_m|LF  
Measuredat white image of LED LCD display. Op
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Luminance~150 cd/m2; %]N|?9L"=  
1 +NVXFjPC  
±0.20% H{1'- wB  
4-10 JthU'"K  
5 L9d|7.b  
±0.10% I!T=$Um  
10-20 F12$BKDH  
20 }4kQu#0o")  
±0.05% P2)/!+`a  
20-100 gnw">H  
>150 0/uy'JvWru  
±0.03% >v)V2,P -  
20-100 M,<UnAVP-  
Flicker FIx|4[&>S  
(ContrastMethod) \cK#/;a#  
1-15,000cd/m2 Xq}}T%jcd  
±1% ~/rKKc  
Flickerfrequency:30Hz AC/DC 10% sine wave @   S}qGf%  
10Cd/m HQMug  
2 3rX40>Cs8  
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Flicker Xh}G=1}  
(JEITAmethod) Gh352  
1-15,000cd/m2 yatZAl(B  
±1dB 8~3I^I_v  
Flickerfrequency:30Hz AC/DC 10% sine wave @ h=^UMat-  
10Cd/m 8Yo;oHk7  
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