提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 RV5X0  
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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。 716JnG>  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： &'4id[$9  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). j0!Z 20  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index).
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Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   gvO}u2.:  
Triggerinput and output for in line applications. U[=VW0  
Windows,Linux, OSX and embedded systems compatible. (Bd8@}\u_  
SCPIcommand interface for easy integration in other applications. bE.,)GY  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. zR(}X8fP  
USBTMCstandard compliant. ^#2w::Ds}!  
Integrating-or sampling mode available ahA21W`k  
3 gainstages for every mode 4mJ4)  
Auto-rangefunction   &a%
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Usercalibration function and pre-programmed calibration values   1HG~}E  
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Opticalsystem   7.$0LN/a!Z  
Optics 5BCXI8Ox9x  
10mmapperture lens fn )m$\2  
Acceptanceangle n5A0
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5(±2.5) degrees. W
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Spotsize @ 50mm G=!1P]M{  
12mm 6+(g4MW  
Spotsize @ 75mm ~isrE;N1|  
15.5mm twU^ewO&  
Spotsize @ 100mm r k;k:<c  
19mm 5\}A8Ng  
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Samplemode - signal frequency response   9nlfb~F~P  
Parameter \];0S4SBy  
f3db(1) C1^=se  
Gain 1 e
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DC –20 kHz tM]~^U  
Gain 2 qc\]~]H]r  
DC –50 kHz okJ+Yl.[?7  
Gain 3 m!5P5U x  
DC –120 kHz XRCiv   
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Measurementspecification S\K;h/;V  
Parameter m8;; O  
Range -hw^3Af  
Accuracy MW8GM}Ho[  
Lightlevel [cd/m 9 o6ig>C  
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]       Repeatability (2)     Speed [samples/sec] (2) JsI`#  
Luminance(Y) *ndXZ64  
(integratingmode) S/)P&V%  
0.005– 15,000 cd/m2 |uId:^{  
integrationtime ms8de>A|H  
between1ms and 5 yEyx.Mh.Af  
seconds Ahk6{uz  
±4% of measuredvalue. T%Xl(.Ft  
Measuredat white image of LED LCD display. iTF`sjL  
Luminance~150 cd/m2; XQ]noaU  
0.1 YKKZRlQo  
±0.20% G#-t&gO3  
4-10 b?eIFI&w^l  
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±0.10% t
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10-20 3:Q5dr+1_  
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±0.05% ~kPHf_B;z  
20-100 L#mf[a@pCn  
>150 <VI.A" Qk~  
±0.03% xX$'u"dsA  
20-100 >J!4x(;Yh  
Luminance(Y) $Y* d ' >  
(samplingmode) }A,9`  
1 –15,000 cd/m2 9$ZQuHSw7  
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±4% of measuredvalue. xR}^~14Bz  
Measuredat white image of LED LCD display. 9`  
Luminance~150 cd/m2;
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±0.20% nR'!Ui  
4-10 Q`-JRY-  
5 }-QFMPXhG  
±0.10% =p~k5k4  
10-20 6D3hX>K4  
20 LG3D3{H(.  
±0.05% o;5 J=  
20-100 1) 7n (  
>150 3
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±0.03% shlMJa?  
20-100 LkYcAY$w  
Flicker Nki08qZ[  
(ContrastMethod) B!{vSBq  
1-15,000cd/m2 L~9Q7 6w  
±1% 2$ m#)*\  
Flickerfrequency:30Hz AC/DC 10% sine wave @   VwJA  
10Cd/m lz1RAp0R"  
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Flicker -;]m4R)z  
(JEITAmethod) [ye!3h&]  
1-15,000cd/m2 khFr%u ?S  
±1dB *Rm"3S  
Flickerfrequency:30Hz AC/DC 10% sine wave @ _v=S4A#tF  
10Cd/m /bm2v;  
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