提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 XNmQ?`.2'  
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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。 8j\d~Lw=  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： 6/y*2z;  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). ?6:cNdN  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 8gpBz'/,  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   Hcl"T1N*  
Triggerinput and output for in line applications. IrO+5w  
Windows,Linux, OSX and embedded systems compatible. Wu{&;$  
SCPIcommand interface for easy integration in other applications. o8D{dS>,PL  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. A +!sD5d  
USBTMCstandard compliant. ^]rxhpS  
Integrating-or sampling mode available !
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3 gainstages for every mode h;n\*[fDc  
Auto-rangefunction   +L6" vkz  
Usercalibration function and pre-programmed calibration values   a@SUi~+3  
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Opticalsystem   rsSue_Q  
Optics RSH/l;ii  
10mmapperture lens !1-&Y'+  
Acceptanceangle [#X|+M&u6  
5(±2.5) degrees. v!!;js^  
Spotsize @ 50mm T 'i~_R6  
12mm ;tN4
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Spotsize @ 75mm .v7`$(T  
15.5mm o_:Qk;t  
Spotsize @ 100mm X<K9L7/*  
19mm ("F)  
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Samplemode - signal frequency response   :C}Hy  
Parameter V* Qe5j9  
f3db(1) 104!!m  
Gain 1 /d]~ly @uI  
DC –20 kHz <%rh/r  
Gain 2 U 1F-~{r  
DC –50 kHz qp1\I$Y  
Gain 3 >e_%M50  
DC –120 kHz 0:PSt_33F  
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Measurementspecification 9mm2Vps;  
Parameter ^hysCc  
Range tWRf'n[+]  
Accuracy ioWJj.%  
Lightlevel [cd/m
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]       Repeatability (2)     Speed [samples/sec] (2) .S6ji~;r  
Luminance(Y) y;,
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(integratingmode) E4i@|jE~)  
0.005– 15,000 cd/m2 kXCY))vnn  
integrationtime <hMtE
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between1ms and 5 6ZTaQPtm  
seconds QD}1?)}  
±4% of measuredvalue. @4&, #xo  
Measuredat white image of LED LCD display. (qj,GmcS  
Luminance~150 cd/m2; ;fkSrdj  
0.1 W{\EE[XhCf  
±0.20% ${@q?iol  
4-10 7 {nl..`  
1 CX.SYr&!R  
±0.10% RCQAtBd  
10-20 kI<WvgoL  
5 (`F|nG=X  
±0.05% ?Oqzd$
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20-100 1ThwvF%Qo  
>150 g?gq
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±0.03%
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20-100 tw-fAMwU  
Luminance(Y) S$\.4*_H\  
(samplingmode) *3P3M}3~\  
1 –15,000 cd/m2 CQ$::;  
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±4% of measuredvalue. zw,-.fmM#  
Measuredat white image of LED LCD display. /Ht/F)&P  
Luminance~150 cd/m2; @+$cZ3,
 
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±0.20% -E}>h[;qZ  
4-10 d&5c_6oW  
5 8,_ -0_^$  
±0.10% hR!}u}ECd  
10-20 6<<'bi  
20 UKOFT6|  
±0.05% XzW
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20-100 kq>GMUl~@  
>150 )`mbf|,&t{  
±0.03% J"5jy$30'$  
20-100 fEB195#@9  
Flicker l 4!kxXf-<  
(ContrastMethod) W"dU1]
  
1-15,000cd/m2 n}0za#G  
±1% 6$;L]<$W>  
Flickerfrequency:30Hz AC/DC 10% sine wave @   uC- A43utv  
10Cd/m [gpOuTW  
2 ob)Q,;8R  
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Flicker '/ihL^^@L  
(JEITAmethod) 7Pwg+|  
1-15,000cd/m2 *}>Bkq9h  
±1dB h4tC. i~k  
Flickerfrequency:30Hz AC/DC 10% sine wave @ )@!~8<_"  
10Cd/m >6OCKl  
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