提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 KG@8RtHsQ  
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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。 7|D+Ihy;  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： i?gSC<a  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). @KA4N`  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). IAEAhqp  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   Wf<LR3  
Triggerinput and output for in line applications. *dF>_F  
Windows,Linux, OSX and embedded systems compatible. qNr} \J|  
SCPIcommand interface for easy integration in other applications. a>)f=uS  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. kl,3IKHa  
USBTMCstandard compliant. to\Ni~a&  
Integrating-or sampling mode available .KC++\{HE  
3 gainstages for every mode V,9cl,z+  
Auto-rangefunction   !wp3!bLp  
Usercalibration function and pre-programmed calibration values   8] ikygt"  
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Opticalsystem   5?L<N:;J_  
Optics V+~Nalm O  
10mmapperture lens 7?t6UPf  
Acceptanceangle Ha#>G<;n  
5(±2.5) degrees. 2[CdZ(k]5  
Spotsize @ 50mm Hefg[$m  
12mm d
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Spotsize @ 75mm +*^H#|!  
15.5mm tjnIN?YT  
Spotsize @ 100mm 2-b6gc7  
19mm s<Fl p  
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Samplemode - signal frequency response   o14cwb  
Parameter akT6^cP^  
f3db(1) "]iB6  
Gain 1 Ev P{p  
DC –20 kHz 'RRE|L,  
Gain 2 wPl%20t  
DC –50 kHz TPY}C  
Gain 3 0;ji65  
DC –120 kHz = f i$}>\  
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Measurementspecification 0^ibNiSP  
Parameter wf$s*|z  
Range
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Accuracy Z)\@i=m  
Lightlevel [cd/m T^v}mWCZ  
2 p$>l7?h  
]       Repeatability (2)     Speed [samples/sec] (2) ]7mt[2Cd  
Luminance(Y) QIgNsz  
(integratingmode) ]tDDq=+v  
0.005– 15,000 cd/m2 h}EPnC}  
integrationtime Lk$B{2^n  
between1ms and 5 MWL% Bz  
seconds "Pf~iwfw  
±4% of measuredvalue. <9%R\_@$H  
Measuredat white image of LED LCD display. \15nSB  
Luminance~150 cd/m2; YF:L)0H'O  
0.1 :hV7> rr  
±0.20%  ][]  
4-10 Tqk\XILG N  
1 m9A
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±0.10% ``Un&-Ms  
10-20 LDg?'y;2  
5 h*Pc=/p  
±0.05% -tNUMi'  
20-100 w-{c.x  
>150 Ki~1qu:  
±0.03% VQ{fne<  
20-100
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Luminance(Y) $j?1g#  
(samplingmode) FEVlZ<PW3I  
1 –15,000 cd/m2 _7)n(1h[3b  
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±4% of measuredvalue. #!m.!? O  
Measuredat white image of LED LCD display. 'Qo*y%{@5  
Luminance~150 cd/m2; B~du-Z22IZ  
1 XS
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±0.20% ^Q^_?~h*!  
4-10 _{Hj^}+$  
5 +t:0SRSt  
±0.10% 5P$4 =z91  
10-20 pXK^Y'2C!  
20 Pco'l#:  
±0.05%  ^Va1f'g  
20-100 BV+ Bk+  
>150 T"}vAG( .O  
±0.03% 4YX3+oS  
20-100 {GcO3G#FZ  
Flicker qcGK2Qx  
(ContrastMethod) \_6/vZ%-B  
1-15,000cd/m2 dw7$Vh0y  
±1% C\/L v.  
Flickerfrequency:30Hz AC/DC 10% sine wave @   BI}Cg{^km  
10Cd/m =iD3Yt  
2 "2T#MO/  
5
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Flicker gOOPe5+ J  
(JEITAmethod) 5lT*hF  
1-15,000cd/m2 D{~fDRR  
±1dB {&T_sw@[  
Flickerfrequency:30Hz AC/DC 10% sine wave @ AZ}Xj>=  
10Cd/m %-e 82J1  
2 RlDn0s