提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 PNm WZW*  
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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。 "A_,Ga  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： 3~zK :(  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). !ke_?+8sY  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). tVSURYA8  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   c,ccavv{I  
Triggerinput and output for in line applications. %9D$N  
Windows,Linux, OSX and embedded systems compatible. Kk5 vC{  
SCPIcommand interface for easy integration in other applications. Y,-?oBY  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. -P|EV|8=  
USBTMCstandard compliant. Oeua<,]Z~  
Integrating-or sampling mode available oSmv  (O  
3 gainstages for every mode Z3:M%)e_u$  
Auto-rangefunction   ya!RiHj  
Usercalibration function and pre-programmed calibration values   h8IjTd]z{$  
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Opticalsystem   deD%E-Ja  
Optics $ O1w6\}_  
10mmapperture lens -7GF2 @  
Acceptanceangle %+PWcCmn  
5(±2.5) degrees. 0_Gi1)  
Spotsize @ 50mm Mx?{[zT"  
12mm O]ZP- WG  
Spotsize @ 75mm 'qGKS:8  
15.5mm [kdt]+'+  
Spotsize @ 100mm ;B%NFvG  
19mm [ \I&/?On  
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Samplemode - signal frequency response   h@
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Parameter b;wf7~a*  
f3db(1) k+X=8()k  
Gain 1 ]=2wQ8  
DC –20 kHz E,6(/`0H*  
Gain 2 ]Y#$!fIx
 
DC –50 kHz
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Gain 3 kF:4[d  
DC –120 kHz ENlqoj1  
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Measurementspecification ^i3~i?\,P  
Parameter 0\G`AO;D  
Range [Z2:3*5r.  
Accuracy =bJj;bc'5  
Lightlevel [cd/m yNY *Fl!  
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]       Repeatability (2)     Speed [samples/sec] (2) >KjyxJ7  
Luminance(Y) OiB*,TWV  
(integratingmode) gTz66a@i  
0.005– 15,000 cd/m2 R[eQ}7;+  
integrationtime \3P.GS{l  
between1ms and 5 y %dUry%>  
seconds OrXx0Hn  
±4% of measuredvalue. "%O,*t  
Measuredat white image of LED LCD display. Lod$&k@@  
Luminance~150 cd/m2; l26DPtWi  
0.1 [al,UO  
±0.20% 0qXkWGB  
4-10 p5<2tSD  
1 (<ybst6+I  
±0.10% [aM_.[bf  
10-20 9Y:JA]U&8  
5 n\v\<mVTb7  
±0.05% >n,RBl  
20-100 pWo`iM& F  
>150 
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±0.03% ]=A=VH&  
20-100 JTcK\t8  
Luminance(Y) >G`=8Ku  
(samplingmode) ?!H<V@a  
1 –15,000 cd/m2 S>~QuCMY  
&]VCZQL  
±4% of measuredvalue. ygm4Aj>  
Measuredat white image of LED LCD display. te?R(&  
Luminance~150 cd/m2; r>+Hwj0>  
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±0.20% "65@8xt==  
4-10 F{*S}&q*)o  
5 <UJgl{-  
±0.10% 6l|pTyb1  
10-20
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20 sY?pp '}a  
±0.05% 6x\+j  
20-100 (>m3WI$d  
>150 xwxMVp`|o  
±0.03% Lu&2^USTO  
20-100 ${n=1-SMU  
Flicker l" y==y  
(ContrastMethod) ~__]E53F  
1-15,000cd/m2 ]a|3"DP5  
±1%
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Flickerfrequency:30Hz AC/DC 10% sine wave @   y}jX/Ln  
10Cd/m CFJ F}aW  
2 kq6K<e4jO  
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Dx/!^L02  
Flicker v#/Uq?us  
(JEITAmethod) OuIoO  
1-15,000cd/m2 VNx|nP&  
±1dB }?B=R#5  
Flickerfrequency:30Hz AC/DC 10% sine wave @ >So)KB  
10Cd/m ]saf<?fzr  
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