提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 5`FPv4
 
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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。 b~C^cM  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： Z5Tu*u=  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). bcUa'ZfN<  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). fD#!0^  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   ,aU8. J_U  
Triggerinput and output for in line applications. bE%*ZB  
Windows,Linux, OSX and embedded systems compatible. Z^t{m!v  
SCPIcommand interface for easy integration in other applications. `OHdo$Y9  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. :+v4,=fHy  
USBTMCstandard compliant. :OD-L)Or  
Integrating-or sampling mode available =kBWY9:$,  
3 gainstages for every mode b" kL)DL1L  
Auto-rangefunction   2!nz>K  
Usercalibration function and pre-programmed calibration values   =GL^tAUJ  
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Opticalsystem   W0LJXp-v  
Optics +-PFISa<r  
10mmapperture lens OP98sd&T  
Acceptanceangle Y.#:l<  
5(±2.5) degrees. Vy+kq_9  
Spotsize @ 50mm Os[50j!4>  
12mm yhxZ^(I  
Spotsize @ 75mm _53NuEM1  
15.5mm y:VY8a 4
 
Spotsize @ 100mm )vD|VLV  
19mm L[. )!c8k  
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Samplemode - signal frequency response   %5Zhq>  
Parameter .t
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Gain 1 l*|m(7s  
DC –20 kHz [w}KjV/yi  
Gain 2 8M6Qn7{L  
DC –50 kHz hEfFMi=a`  
Gain 3 f"d4HZD^  
DC –120 kHz uE&2M>2  
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Measurementspecification Vee;&  
Parameter `m\l#r2C  
Range tybM3VA  
Accuracy wbbr8WiU
 
Lightlevel [cd/m otJHcGv  
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]       Repeatability (2)     Speed [samples/sec] (2) B0ZLGB  
Luminance(Y) l/6(V:  
(integratingmode) {AO`[  
0.005– 15,000 cd/m2 2-DJ3OL]k  
integrationtime Vv.q{fRvYB  
between1ms and 5 j)lgF:  
seconds Kc{~Q  
±4% of measuredvalue. 3.?B')  
Measuredat white image of LED LCD display. jHM}({)-  
Luminance~150 cd/m2; --g?`4  
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±0.20% q Qc-;|8  
4-10
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1 Qh,Dcg2ZM"  
±0.10% 

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10-20 @EGUQ|WL^  
5 k4BiH5\hA  
±0.05% \++#adN:K  
20-100 T`r\yl}  
>150 #brV{dHV,  
±0.03% zXT[}J VV  
20-100 KGsW*G4U=  
Luminance(Y) tzSg`7H!  
(samplingmode) O<`\9  
1 –15,000 cd/m2 few=`%/  
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±4% of measuredvalue. ~
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Measuredat white image of LED LCD display. bPo*L~xdk  
Luminance~150 cd/m2; =ms o1  
1 S0-/9h  
±0.20% UZ3oc[#D=]  
4-10 te8lF{R  
5
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±0.10% \:d|'r8OCM  
10-20 7s'r3}B`  
20 P1}Fn:Xe%7  
±0.05% 2 NrMse  
20-100 ]QK@zb}x  
>150 D4W^{/S  
±0.03% 2_#Vw&v  
20-100 +]NPxUa  
Flicker OA\ *)c+F  
(ContrastMethod) ]WP[hF  
1-15,000cd/m2 zMmVYx  
±1% Q]2v]PJ6"  
Flickerfrequency:30Hz AC/DC 10% sine wave @   WMXk-?v4  
10Cd/m VS_xC$X!S  
2 tx01*2]pX  
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Flicker T<=]Vg)^r"  
(JEITAmethod) =_Y#uE$  
1-15,000cd/m2 \IG"Te  
±1dB Dt p\T|)  
Flickerfrequency:30Hz AC/DC 10% sine wave @ jM DG  
10Cd/m ,6FmU$ Kn  
2 X1{U''$ K