提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 `^{G`es  
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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。 =7TWzUCO#  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： gYN;Fu-9Z  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). ^k%+ao  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). p*jU)@a0  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   16eP
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Triggerinput and output for in line applications. )|v du  
Windows,Linux, OSX and embedded systems compatible. yn ofDGAf  
SCPIcommand interface for easy integration in other applications. cd,'37pZ  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. ESoqmCJjb:  
USBTMCstandard compliant. *0,*F~n  
Integrating-or sampling mode available gNxv.6Pp=  
3 gainstages for every mode }N-UlL(  
Auto-rangefunction   SE(<(w  
Usercalibration function and pre-programmed calibration values    dEXhn  
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Opticalsystem   vh"';L_*37  
Optics .T8^>z1/\F  
10mmapperture lens )x[=}0C  
Acceptanceangle l2W+VBn6  
5(±2.5) degrees. bS:$VyH6  
Spotsize @ 50mm ,[p?u']yZz  
12mm K
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Spotsize @ 75mm \I i#R  
15.5mm U[;ECw@  
Spotsize @ 100mm !-qk1+<h  
19mm l]DRJ  
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Samplemode - signal frequency response   ?xKiN5q"6  
Parameter h\#4[/  
f3db(1) 6
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Gain 1 A<H]uQ>  
DC –20 kHz (*eX'^Q)d  
Gain 2 |:(BI5&S  
DC –50 kHz fU.hb%m)Q\  
Gain 3 /:A239=+?  
DC –120 kHz E.$//P n|1  
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Measurementspecification "AJ>pU3  
Parameter )I<VH+6  
Range 3H"F~_H  
Accuracy j }^?Snq  
Lightlevel [cd/m %E,-dw  
2 !Y^$rF-+  
]       Repeatability (2)     Speed [samples/sec] (2) 4byh,t  
Luminance(Y) VasQ/  
(integratingmode) .q]K:}9!\  
0.005– 15,000 cd/m2 ?\Y7]_]/  
integrationtime 3joMtRB>;  
between1ms and 5 &@7|_60  
seconds %ULd_ES^  
±4% of measuredvalue. U_B`SS  
Measuredat white image of LED LCD display. ~;I{d7z,;  
Luminance~150 cd/m2; @izS_I,  
0.1 mW_A3S5  
±0.20% 0XIrEwm@%  
4-10 GEb)nHQq  
1 ^n]?!BdU  
±0.10% QQ,w:OjA0  
10-20 <* PjG}Z.  
5 t^
9q>[/d`  
±0.05% !q PUQ+  
20-100 8>:2li  
>150 oWOH#w  
±0.03% P#Ikj&l   
20-100 483vFLnF  
Luminance(Y) e''Wm.>g(+  
(samplingmode) CV7.hF<  
1 –15,000 cd/m2 X_|} b[b  
}W%}_UT  
±4% of measuredvalue. ]gj@r[  
Measuredat white image of LED LCD display. r?2C%GI`  
Luminance~150 cd/m2; f.r-,%^6{  
1 0P53dF  
±0.20% &l|B>{4v  
4-10 Z=sAR(n}~  
5 1r w>gR  
±0.10%
`^N;%[c`z  
10-20 &q` =xF  
20 Ox43(S0~  
±0.05% en~(XE1  
20-100 Ip1Qm
P  
>150 h/w- &7t  
±0.03% -s!PO;qm  
20-100 YvHn~gNPhs  
Flicker Zd%\x[f9ck  
(ContrastMethod) 9VY_gi=vL  
1-15,000cd/m2 p]g/iLDZ  
±1% Zj<T#4?8  
Flickerfrequency:30Hz AC/DC 10% sine wave @   BZ T%+s;u9  
10Cd/m f3h9CV  
2 CUd'*Ewu  
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J\0YL\jw1K  
Flicker Yb\36|  
(JEITAmethod) d16PY_  
1-15,000cd/m2 p5'\< gQ  
±1dB g/yXPzLU  
Flickerfrequency:30Hz AC/DC 10% sine wave @ u@3w$"Pv1  
10Cd/m E0PBdiD6hs  
2 MG@19R2s