提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 WBN3:Y7  
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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。 xYp-Y"a.  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： YQ|o0>  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). _s18^7  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). ;UpdkY 1  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   ~e<^jhpJ
 
Triggerinput and output for in line applications. A1Es>NK[qW  
Windows,Linux, OSX and embedded systems compatible. 7S/\;DF  
SCPIcommand interface for easy integration in other applications. FJD;LpW  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. fnJx$PD~  
USBTMCstandard compliant. s|vx2-Cu]  
Integrating-or sampling mode available kD46Le++B  
3 gainstages for every mode )vD:  
Auto-rangefunction   }D]y-BbA.  
Usercalibration function and pre-programmed calibration values   y9Pw'4R  
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Opticalsystem   sK@]|9ciQ  
Optics ~KYA{^`*  
10mmapperture lens @$fvhEkrT@  
Acceptanceangle uCx6/n6'  
5(±2.5) degrees. ^U9b)KA  
Spotsize @ 50mm ;$vVYC  
12mm 3!op'X!  
Spotsize @ 75mm GJ\bZ"vDo  
15.5mm 8b"vXNB.f  
Spotsize @ 100mm )i"52!  
19mm ly`\TnC  
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Samplemode - signal frequency response   kq*IC
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Parameter soOfk!b  
f3db(1) .U#oN_D  
Gain 1 X`C ozyYuD  
DC –20 kHz ,&iEn}xG7i  
Gain 2 mKJO?7tj  
DC –50 kHz q*
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Gain 3 =5O&4G`}  
DC –120 kHz kl|m @Nxp
 
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Measurementspecification qtjx<`EK>  
Parameter JMfv|>=  
Range  _'K6S  
Accuracy =, 64Qbau  
Lightlevel [cd/m ^7Ebg5<  
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]       Repeatability (2)     Speed [samples/sec] (2) z(#CO<C.t  
Luminance(Y) 79 \SbB  
(integratingmode) !KtP> `8  
0.005– 15,000 cd/m2 =%S*h)}@  
integrationtime -sx=1+\nf  
between1ms and 5 g*WY kv  
seconds '#
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±4% of measuredvalue. 5Nt9'
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Measuredat white image of LED LCD display. 4|hfzCjMI  
Luminance~150 cd/m2; b?-KC\}v  
0.1 o,qUf  
±0.20% U9XOs)^  
4-10 Ny$N5/b!!  
1 qgxGq(6K  
±0.10% cS>xT cj  
10-20 nFjaV`6`@  
5 q4niA  
±0.05% R=C+]  
20-100 2E.D0E Cu  
>150 +vYVx<uTQ  
±0.03% 7Q|v5@;pU  
20-100 {tuGkRY2~  
Luminance(Y) E8.1jCL>{"  
(samplingmode) ,Qt2?  
1 –15,000 cd/m2 KkSv23In  
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±4% of measuredvalue. ?^U1~5ff)  
Measuredat white image of LED LCD display. #U6~U6@  
Luminance~150 cd/m2; lrmz'M'  
1 .G>6_n3  
±0.20% HHZrovA#  
4-10 Aj+0R?9tG  
5 ei @$_w*TH  
±0.10% +L pMNnl6  
10-20 /<\do 1  
20 gFxaUrZA  
±0.05% Cp]q>lM"  
20-100 T*#<p;  
>150 ~g&Gi)je  
±0.03% -V52?Hq
  
20-100 \; zix(N[5  
Flicker Gu%}B@4^  
(ContrastMethod) AE4>pzBe  
1-15,000cd/m2 b(_PV#@$  
±1% $kh6-y@  
Flickerfrequency:30Hz AC/DC 10% sine wave @   GTW
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10Cd/m Bz6Zy)&sAL  
2 H?j}!JzAC  
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Flicker <a=k"'0  
(JEITAmethod) l_ycB%2e^  
1-15,000cd/m2 'Inqa;TQz  
±1dB 7;NvR4P%  
Flickerfrequency:30Hz AC/DC 10% sine wave @ L)_L#]Yy  
10Cd/m w]Ci%W(  
2 &uxwz@RC0