提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 4ZX6=-u^  
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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。 J-k/#A4o  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： YjR`}rdwo  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). SZ&I4-  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). o?O> pK  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   eJvNUBDSH  
Triggerinput and output for in line applications. z|k0${iu#  
Windows,Linux, OSX and embedded systems compatible. b)(rlX  
SCPIcommand interface for easy integration in other applications. !!\x]
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Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. 0^m`jD  
USBTMCstandard compliant. (oxMBd+n1  
Integrating-or sampling mode available |lG7/\A  
3 gainstages for every mode wR%F>[6.{  
Auto-rangefunction   +I>V9%%vW_  
Usercalibration function and pre-programmed calibration values   r1A<XP|1?I  
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Opticalsystem   zAkF:^#Y  
Optics xCYK"v6\  
10mmapperture lens ;ipT0*Y  
Acceptanceangle nSr_sD6"  
5(±2.5) degrees. m5_  
Spotsize @ 50mm #7r13$>!  
12mm 8fSY@  
Spotsize @ 75mm /_D_W,#P  
15.5mm Kk\TW1w3  
Spotsize @ 100mm xiy=D5N.=  
19mm Z'!i"Jzq|{  
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Samplemode - signal frequency response   M3&GO5<  
Parameter ;@FCaj&  
f3db(1) !I jU*c@  
Gain 1 EpCF/i?9:  
DC –20 kHz 1'YUK"i  
Gain 2 E;rS"'D:  
DC –50 kHz qORL 7?{  
Gain 3 &[7z:`+Y##  
DC –120 kHz P}=U #AV4  
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Measurementspecification <%N*IE"q  
Parameter h7kn >q;  
Range HV=P!v6  
Accuracy SajasjE!^1  
Lightlevel [cd/m "9X1T]  
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]       Repeatability (2)     Speed [samples/sec] (2) ^6QzaC3  
Luminance(Y) sLd%m+*p  
(integratingmode) }z F,dst  
0.005– 15,000 cd/m2 ( TJGJY  
integrationtime NXMZTZpB7  
between1ms and 5 8[H bg  
seconds c"diNbm[  
±4% of measuredvalue. +GEdVB  
Measuredat white image of LED LCD display. Py\/p Fvg  
Luminance~150 cd/m2; AO,^v+$  
0.1 aUi^7;R&<  
±0.20% q)3QmA~  
4-10 (QS 0  
1 Ln8r~[tVE<  
±0.10% =\M6s  
10-20 2O
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5 X!6$<8+1OV  
±0.05% uNca@xl'  
20-100 PPde!}T$  
>150 sB!6"D5
 
±0.03% j_.tg7X  
20-100 4|UtE<<b  
Luminance(Y) -EE}HUP)  
(samplingmode) c`/kx  
1 –15,000 cd/m2 +F~B"a  
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±4% of measuredvalue. Z4g<Ys*  
Measuredat white image of LED LCD display. L) UCVm  
Luminance~150 cd/m2; U,lO{J
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1 fNV-_^,R9  
±0.20% o*3\xg  
4-10 fOdX2{7m  
5 @k\,XV`T~t  
±0.10% {{AZW  
10-20 Fzt7@VNxc  
20 L\R(//V  
±0.05% )$K\:w>  
20-100 Ap 3B'  
>150 CF v]wS  
±0.03% :(
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20-100 DQ&\k'"\  
Flicker 9m<%+S5&  
(ContrastMethod) (h
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1-15,000cd/m2 N,.awA{  
±1% e7tio!  
Flickerfrequency:30Hz AC/DC 10% sine wave @   wr~Qy4 ny  
10Cd/m Qwp2h"t`  
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m-#]v}0A  
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Flicker shO4>Ha  
(JEITAmethod) $.31<@T7  
1-15,000cd/m2 MP.ye|i4Q  
±1dB 16Jjf|]j  
Flickerfrequency:30Hz AC/DC 10% sine wave @ a54S,}|  
10Cd/m L">m2/ HG  
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