提供Admesy公司Asteria亮度计

L9@nx7D  
提供Admesy公司Asteria亮度计 {>90d(j  
&kh-2#E  
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。 PKm
r5FB  
p?ICZg:  

图片:Asteria-2.gif

图片:Asteria.gif

G/b $cO}  
Asteria亮度计的特性： wD4Kil=v  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). m$ "B=b2  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 1a`dB ~>  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   G8j$&1`:
 
Triggerinput and output for in line applications. af.yC[  
Windows,Linux, OSX and embedded systems compatible. "OkJPu2!W  
SCPIcommand interface for easy integration in other applications. b0t/~]9G  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. ',~,hJ0  
USBTMCstandard compliant. !2=<MO  
Integrating-or sampling mode available Rjt]^gb!*  
3 gainstages for every mode 8a)lrIg  
Auto-rangefunction   (/JiOg^cw  
Usercalibration function and pre-programmed calibration values   )k$ +T%  
|bDUekjR  
Opticalsystem   lG6P+ Z/nf  
Optics 8(]*J8/wt  
10mmapperture lens ,#m:U5#h  
Acceptanceangle d#NG]V/   
5(±2.5) degrees. >8PGyc*9  
Spotsize @ 50mm Mh3Tfp  
12mm ;LD!eWSK,  
Spotsize @ 75mm 4d-f6iiFV  
15.5mm it77x3Mm F  
Spotsize @ 100mm }hRw{#*8  
19mm Y`3V&8X  
wl7G6Y2  
Samplemode - signal frequency response   LD/NMb  
Parameter db#svj*  
f3db(1) qjDt6B^RO  
Gain 1 stQRl_('  
DC –20 kHz %\$~B?At  
Gain 2 :J6 xYy$  
DC –50 kHz FLUvFD  
Gain 3 (X zy~l<  
DC –120 kHz maTQ0G
X  
Q,v/]bXd  
Measurementspecification [0MNq
]gxf  
Parameter ^pwT8Bp  
Range &
Ql$7:r  
Accuracy sBm)D=Kll  
Lightlevel [cd/m mSeCXCrZlI  
2 Nk2n&(~$  
]       Repeatability (2)     Speed [samples/sec] (2) rel_Z..~  
Luminance(Y) z;iNfs0i$  
(integratingmode) Gn&=<q:H  
0.005– 15,000 cd/m2 !:baG]Y  
integrationtime tzJ7wXRr  
between1ms and 5 'Y2ImSWj  
seconds z>]P_E~`}  
±4% of measuredvalue. 3Zdwt\
OQ  
Measuredat white image of LED LCD display. 4g+Dp&U  
Luminance~150 cd/m2; qBF6LhR  
0.1 &$yxAqdab  
±0.20% Q%r KKOX8  
4-10 Lo,uH`qU  
1 \Vb|bw'e(  
±0.10% QZ& 4W  
10-20 cS#
yfN,  
5 DrK@y8  
±0.05% B@k2lHks(  
20-100 *47HN7  
>150 o3W@)|>  
±0.03% twMDEw#VL  
20-100 "O~7s}  
Luminance(Y) nD.K*#u  
(samplingmode) = IJ}b=:  
1 –15,000 cd/m2 #$X _,+<HZ  
(&MtK1;
;  
±4% of measuredvalue. +I3j2u8L  
Measuredat white image of LED LCD display. BEtFFi6ot  
Luminance~150 cd/m2; x7GYWK 9  
1 &yRR!1n)H  
±0.20% nc3u
sq  
4-10 "^Vnnb:Z*o  
5 I;Pd}A_}=_  
±0.10% |@5G\N-  
10-20 % oJH 6F  
20 RiG]-K:  
±0.05% #(}'G*  
20-100 `y>BbJqy  
>150 H1c>3c  
±0.03% LNcoTdv}k  
20-100 }Gva=N:  
Flicker -e O>d}  
(ContrastMethod) $px1D$F!  
1-15,000cd/m2 cHC1l  
±1% Y0yu,  
Flickerfrequency:30Hz AC/DC 10% sine wave @   {>UT'fa-  
10Cd/m )>tT""yEl  
2 NvvD~Bb  
h t3P@;  
WCY5F  
Flicker Th X6e  
(JEITAmethod) O{p7I&  
1-15,000cd/m2 3N?"s1U  
±1dB [Lcy &+  
Flickerfrequency:30Hz AC/DC 10% sine wave @ 2?F?C  
10Cd/m [9d\WPLC  
2 YpgO]\/w