提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 k=[pm5ZvT~  
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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。 ['cz;2{:W  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： !Xj#@e  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). Qzqc .T  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 5t\HJ`C1Z  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   #)s!}X^  
Triggerinput and output for in line applications. }aF  
Windows,Linux, OSX and embedded systems compatible. $ rUSKm#  
SCPIcommand interface for easy integration in other applications. ]f8L:=c  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. h}Rx_d  
USBTMCstandard compliant. A%u_&a}  
Integrating-or sampling mode available kA4@`YCl  
3 gainstages for every mode rn8c
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Auto-rangefunction   ;HNq>/{  
Usercalibration function and pre-programmed calibration values   ~`qEWvPn  
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Opticalsystem   n[,XU|2  
Optics 1!1!PA9u  
10mmapperture lens &]F3#^!^  
Acceptanceangle xCXQ<77  
5(±2.5) degrees. eQUe >*  
Spotsize @ 50mm ve Tx, \6@  
12mm `zA#z />  
Spotsize @ 75mm $TG=w  
15.5mm .@#A|fgv  
Spotsize @ 100mm OcmRZ  
19mm ;),"M{"v  
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Samplemode - signal frequency response   "l7NWqfB  
Parameter h|D0z_f  
f3db(1) f>2MI4nMG  
Gain 1 u5B:^.:p  
DC –20 kHz WBr59@V  
Gain 2 GIyF81KR 3  
DC –50 kHz _,haD)1g~  
Gain 3 (UL4+ta  
DC –120 kHz o*5U:'=5}  
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Measurementspecification $,3J7l3  
Parameter t
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Range >6<q8{*  
Accuracy M f~}/h  
Lightlevel [cd/m M}O}:1Par  
2 @n-r
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]       Repeatability (2)     Speed [samples/sec] (2) j8Cho5C  
Luminance(Y) -0Cnp/Yj@  
(integratingmode) mh.+."<)F  
0.005– 15,000 cd/m2 b[I8iSkfi  
integrationtime x79Ha,  
between1ms and 5 `R
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seconds U75Jp%bL  
±4% of measuredvalue. -' g*^  
Measuredat white image of LED LCD display. PPkx4S_>  
Luminance~150 cd/m2; ?t](a:IX  
0.1 UC HZ2&  
±0.20% =WIJ>#Go<  
4-10 t]aea*B  
1 TX=yPq  
±0.10% n/~A`%E@  
10-20 (wRgus  
5 y5r4+2B  
±0.05% ?e[lr>-  
20-100 <-'$~G j  
>150 U;N:j8  
±0.03% ]\ !5}L  
20-100 c;?fMX  
Luminance(Y) */:uV B,b2  
(samplingmode) 9h&R]yz;  
1 –15,000 cd/m2 ",6M)3{|c  
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±4% of measuredvalue. Lk\P7w{  
Measuredat white image of LED LCD display. Ae]sGU|?'  
Luminance~150 cd/m2; Rk!X]-`=  
1 }}v9 `F  
±0.20% >/[GTqi  
4-10 M?m,EQh.  
5 1W7%1FA  
±0.10% Ar*^;/  
10-20 `F<jLU^3  
20 ,XDRO./+T  
±0.05% W-NDBP:  
20-100 Q></`QWpoB  
>150 / 0 O=(  
±0.03% p sL?Y  
20-100 )nL`H^  
Flicker ^8.]d~j
 
(ContrastMethod) >B]'fUt5a  
1-15,000cd/m2 I:K"'R^  
±1% vz.>~HBP  
Flickerfrequency:30Hz AC/DC 10% sine wave @   q`-;AG|xF  
10Cd/m Pj}66.  
2 k0Ol*L!p  
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Flicker X}+>!%W!}  
(JEITAmethod) yw];P
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1-15,000cd/m2 :VTTh |E%#  
±1dB lOtDqb&  
Flickerfrequency:30Hz AC/DC 10% sine wave @ *G* k6.9W!  
10Cd/m D$t k<{)oB  
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