提供Admesy公司Asteria亮度计

MB^b)\X  
提供Admesy公司Asteria亮度计 pPQ]#v  
woR((K] #G  
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。 z_JZx]*/  
JEJ]
'3  

图片:Asteria-2.gif

图片:Asteria.gif

!3yR?Xe
m}  
Asteria亮度计的特性： `mCcD  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). +/Y)s5@<  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). ?A62VV51CN  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   *WMcE$w/D  
Triggerinput and output for in line applications. *%Gy-5hM  
Windows,Linux, OSX and embedded systems compatible. kf"cd1  
SCPIcommand interface for easy integration in other applications. >@H:+0h-  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. Mqw&%dz'_  
USBTMCstandard compliant. '^Sa|WXq  
Integrating-or sampling mode available 1RRvNZW  
3 gainstages for every mode d9Rj-e1x  
Auto-rangefunction   HLk}E*.mC  
Usercalibration function and pre-programmed calibration values   m} Yf6:cr  
IHxX:a/iv  
Opticalsystem   P.;B V",  
Optics fVf.u'
.8  
10mmapperture lens p' /$)klt  
Acceptanceangle |":^3  
5(±2.5) degrees. -
pqShDar|  
Spotsize @ 50mm >-)i_C2  
12mm >b{%j8uM  
Spotsize @ 75mm C=PBF\RkKu  
15.5mm 1/l
e%}mK  
Spotsize @ 100mm %gw0^^A  
19mm /tt  
:O//A6v  
Samplemode - signal frequency response   W4>8
 
Parameter "me Jn/  
f3db(1) zhN'@Wj'_  
Gain 1 hrcR"OZ~X  
DC –20 kHz i$og v2J  
Gain 2 Y/@4|9!  
DC –50 kHz R_@yj]%H=  
Gain 3 <7TpC@"/g  
DC –120 kHz M5%u>$2  
]^Q`CiKd  
Measurementspecification U.wgae].O;  
Parameter CH9#<?l  
Range j/^0q90QO  
Accuracy _Dk;U*2  
Lightlevel [cd/m 2]>s@?[  
2 W*U\79H  
]       Repeatability (2)     Speed [samples/sec] (2) vkBngsS  
Luminance(Y) |(S=G'AtU  
(integratingmode) &+*jTE  
0.005– 15,000 cd/m2 X
0U{9zP  
integrationtime vZXyc*  
between1ms and 5 Ah)7A|0rT  
seconds r."D
c  
±4% of measuredvalue. _/MKU!\l  
Measuredat white image of LED LCD display. @@# G.  
Luminance~150 cd/m2; Q*KEODR8\  
0.1 MR+ndB<  
±0.20% a_x|PbD  
4-10 9I
Ie:  
1 Wb*d`hzQ}  
±0.10% rcQ?E=V2O  
10-20 i[jA
Ar$  
5 ,"}'NH@  
±0.05% I{1w8m4O6  
20-100 Q) FL|  
>150 ?,s{M^sj^  
±0.03% K
UuwScb\  
20-100 y'E)iI*  
Luminance(Y)
2@^8{  
(samplingmode) tk, HvE  
1 –15,000 cd/m2 PU-;Q@< E  
y4envjl0  
±4% of measuredvalue. L2K4nTA  
Measuredat white image of LED LCD display. L{5zA5#m  
Luminance~150 cd/m2; ^M?uv
{354  
1 GbNVcP.ocP  
±0.20% Re.fS6y$>  
4-10 XPX{c|]>.  
5 JQbI^ef_;  
±0.10% M)3h 4yQ  
10-20 TWxMexiW  
20 9`c :sop  
±0.05% `CHgTkv  
20-100 X\YeO>C  
>150 zHu:Ec7  
±0.03% !^\|r<2M  
20-100 F /t;y\)  
Flicker 7dU X(D,?  
(ContrastMethod) %7V?7BE  
1-15,000cd/m2 $RF"m"  
±1% /nC"'d(#  
Flickerfrequency:30Hz AC/DC 10% sine wave @   Z/ThYbk  
10Cd/m ew"[]eZ:ut  
2 LU%g>?m.]  
VY![VnHsB  
flmcY7ZV  
Flicker =#>P!  
(JEITAmethod) ZY]
[LU~l8  
1-15,000cd/m2 uHwuw_eK`  
±1dB Wje7fv  
Flickerfrequency:30Hz AC/DC 10% sine wave @ {`1zVTp[<  
10Cd/m E2dSOZS:)%  
2 Cf%)W:Q9