提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 * 0JF|'  
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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。 ];g~)z  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： s+G(N$0U  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). d& v 7l  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 4Sdj#w  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   /;21?o  
Triggerinput and output for in line applications. z\K%  
Windows,Linux, OSX and embedded systems compatible. t0P_$+w.>  
SCPIcommand interface for easy integration in other applications. PG|Zu3[  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. %P#| }  
USBTMCstandard compliant. vQ$"|8,  
Integrating-or sampling mode available =_Z.x&fi  
3 gainstages for every mode M.)z;[3O  
Auto-rangefunction   Nr]guC?rE  
Usercalibration function and pre-programmed calibration values   HyYJ"54  
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Opticalsystem   H&k&mRi  
Optics aSHN*tP%y  
10mmapperture lens R /_vJHI  
Acceptanceangle w&]$!g4  
5(±2.5) degrees. JV/:QV  
Spotsize @ 50mm 5C*-v,hF  
12mm .6bo  
Spotsize @ 75mm JZ-64OT  
15.5mm N"~P$B1X  
Spotsize @ 100mm n}4q2x"  
19mm Bw[IW[(~!  
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Samplemode - signal frequency response   I_`NjJ;61  
Parameter 37M,Os1(  
f3db(1) mfDt_Iq  
Gain 1 RcO.1@2  
DC –20 kHz u-V( 2?  
Gain 2 kKC] n   
DC –50 kHz N1vA>(2A  
Gain 3 %)&Tr`  
DC –120 kHz s,Fts3+  
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Measurementspecification W3%RB[s-  
Parameter bV#j@MJ~0  
Range yRQNmR;Uy  
Accuracy
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Lightlevel [cd/m qpa}6JVQ+j  
2 a785xSUV  
]       Repeatability (2)     Speed [samples/sec] (2) i?mUQ'H  
Luminance(Y) zP c54>f  
(integratingmode) &{q'$oF  
0.005– 15,000 cd/m2 F2)KAIl  
integrationtime \y7Gi}nI  
between1ms and 5 8N<mV^|}  
seconds \3F)M`g  
±4% of measuredvalue. 4"^W/Zo  
Measuredat white image of LED LCD display. 7.kH="@  
Luminance~150 cd/m2; ?1eu9;q\*  
0.1 ~)ysEZl  
±0.20% rj1%IzaXU^  
4-10 M}=fdH  
1 %[o($a$  
±0.10% {e., $'#  
10-20 eqWs(`  
5 2xB
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±0.05% dLR[<@E  
20-100 KT*"Sbh  
>150 CT<z1)#@^  
±0.03% lhBAT%U\  
20-100 'Q.
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Luminance(Y) byZj7q5&Q  
(samplingmode) ,E+\SBQS_  
1 –15,000 cd/m2 q)YHhH\  
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±4% of measuredvalue. !D/W6Ic@  
Measuredat white image of LED LCD display. b%VZPKA;  
Luminance~150 cd/m2; Q}g"pl  
1 G=kW4rAk  
±0.20% /c7jL4oD  
4-10 vsYbR3O  
5 pp >F)A0v  
±0.10% 0]GenT"  
10-20 [Qqss8a  
20 @%^h|g8>Fu  
±0.05% R+Ug;r-[  
20-100 GAh\6ul  
>150 Enp;-wG:-  
±0.03% koj*3@\p/  
20-100 oS_YQOoD  
Flicker =>GGeEL  
(ContrastMethod) A "'h0D  
1-15,000cd/m2 ~D/1U)kt  
±1% U1|{7.R  
Flickerfrequency:30Hz AC/DC 10% sine wave @   aQj6XGu  
10Cd/m \GGyz{i  
2 1XHE:0!dQ  
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Flicker TEC#owz  
(JEITAmethod) RgzzbW  
1-15,000cd/m2 gaE8\JSr  
±1dB h6;zAM}  
Flickerfrequency:30Hz AC/DC 10% sine wave @ R~RE21kAc  
10Cd/m t\n'Kuk`  
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