提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 -yAQ  
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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。 #qBr/+b  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： iq$$+y,  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). 0&+k.Vg  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). *fMpZ+;[m  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   iBg3mc@OO  
Triggerinput and output for in line applications. ,:Z^$  
Windows,Linux, OSX and embedded systems compatible. 7- d.ZG  
SCPIcommand interface for easy integration in other applications. OhZgcUqQ8  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. 0%Ll  
USBTMCstandard compliant. */qtzt  
Integrating-or sampling mode available y046:@v(  
3 gainstages for every mode xw5d|20b  
Auto-rangefunction   !^oV
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Usercalibration function and pre-programmed calibration values   tRb]7 z  
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Opticalsystem   k%c{ETdE  
Optics N2r/ho}8  
10mmapperture lens b}^S.;vNj  
Acceptanceangle BR`ygrfe  
5(±2.5) degrees. x
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Spotsize @ 50mm o G*5f  
12mm :ue:QSt(u  
Spotsize @ 75mm }|OaL*|u  
15.5mm &)wiKh"$  
Spotsize @ 100mm nQX+pkJ  
19mm zET^T5>:  
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Samplemode - signal frequency response   HAzBy\M{  
Parameter f5*k7fg  
f3db(1) ;ea]$9  
Gain 1 Qj{8?lew  
DC –20 kHz :$;Fhf<5  
Gain 2 1@48BN8cm'  
DC –50 kHz z /KK)u(q  
Gain 3 $,=6[T!z+e  
DC –120 kHz ia&AW  
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Measurementspecification t.8 GT&p  
Parameter RcG0 8p.)  
Range vy2Q g  
Accuracy e1(Q(3  
Lightlevel [cd/m XgN` 7!Z  
2 {
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]       Repeatability (2)     Speed [samples/sec] (2) -C-?`R  
Luminance(Y) xJ^>pg8  
(integratingmode) ZX!r1*c 6  
0.005– 15,000 cd/m2 kE>0M9EdH  
integrationtime fqX"Lus `=  
between1ms and 5 3`d
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seconds 'FlJpA}  
±4% of measuredvalue. E1dD7r\  
Measuredat white image of LED LCD display. 8KB>6[H!wE  
Luminance~150 cd/m2; Hgeg@RP Q  
0.1 w{[=l6L m  
±0.20% FMNm,O]  
4-10 gTgMqvt  
1 CTt vyr  
±0.10%  ~\,w {  
10-20 D0k 8^  
5 {2/LRPT  
±0.05% Re:jVJgBz  
20-100 h~&gIub  
>150 />¬$>  
±0.03% 3!Sp0P  
20-100 [b%:.bjY  
Luminance(Y) bwVPtu`  
(samplingmode) z,qRcO&  
1 –15,000 cd/m2 ] h-,o R?e  
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±4% of measuredvalue. \k;`}3uO  
Measuredat white image of LED LCD display.  Q~R ~xz  
Luminance~150 cd/m2; bCref$|  
1 R
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±0.20% @L.82p{h  
4-10 L;gO;vO  
5 5MFxo63  
±0.10% X37L\e[c  
10-20 mj|)nOd  
20 X;<BzA!H  
±0.05% aQI^^$9g  
20-100 VrZ>bma;  
>150 6KD `oUx
 
±0.03%  `:
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20-100 uwRr LF  
Flicker <0yE 5Mrf  
(ContrastMethod) y=In?QN{6*  
1-15,000cd/m2 .sQ=;w/ZA  
±1% O+%WR  
Flickerfrequency:30Hz AC/DC 10% sine wave @   OB[o2G<0  
10Cd/m | 8qBm  
2 Q{k At%  
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Flicker z4&iK)x  
(JEITAmethod) Ib
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1-15,000cd/m2 }FzqW*4~  
±1dB YF+n b.0.  
Flickerfrequency:30Hz AC/DC 10% sine wave @ aM7uBx\8 5  
10Cd/m S1D@vnZ3O\  
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