提供Admesy公司Asteria亮度计
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提供Admesy公司Asteria亮度计 |^fubQs;2
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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。 AGaM
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请联系光析科技（深圳） 刘先生 13927443410 j>j Zg<}J
[attachment=63826][attachment=63827] U\aP
Asteria亮度计的特性： HYVSi 3[
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). j"(o>b v7
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). wM.z/r \p
Measurehigh and low frequencies at the same time through a high sample rate and largememory size. %smQ`u|
Triggerinput and output for in line applications. ( Z:(f~;
Windows,Linux, OSX and embedded systems compatible. cs[_TJo
SCPIcommand interface for easy integration in other applications. m 2c>RCq
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. W P7 RX|7
USBTMCstandard compliant. )Z6bMAb0'N
Integrating-or sampling mode available AI
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3 gainstages for every mode y 8} fj=
Auto-rangefunction S1jI8 #z}_
Usercalibration function and pre-programmed calibration values WM y97*L<
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Opticalsystem rJLn=|uR
Optics <Jt H/oN
10mmapperture lens PJd7t% m;
Acceptanceangle t][U`1>i
5(±2.5) degrees. % 8c
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Spotsize @ 50mm rP4v_?Zg+
12mm 6P,vGmR
Spotsize @ 75mm 6 3TeTGp$
15.5mm .CJQ]ECl7p
Spotsize @ 100mm EQQ/E!N8l
19mm /<[S> ;!kr
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Samplemode - signal frequency response 5x $/.U
Parameter +_^Rxx! XA
f3db(1) )m8ve)l
Gain 1 5ggmS<=
DC –20 kHz `
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Gain 2 {u !Q=D$3
DC –50 kHz _N`'R.va
Gain 3 :LE0_ .
DC –120 kHz Q?"o.T';
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Measurementspecification I+JWDYk
Parameter ku2g FO
Range oJ\ )-qSf
Accuracy oZM6%-@qi
Lightlevel [cd/m $qz(9M(m#
2 b5!\"v4c
] Repeatability (2) Speed [samples/sec] (2) T ,' {0q
Luminance(Y) c}Xuz gSY
(integratingmode) D.7,xgH
0.005– 15,000 cd/m2 ^3>Qf
integrationtime T6/d[SH>
between1ms and 5 |X}H&wBWo
seconds !T+jb\O_
±4% of measuredvalue. z-9@K<`H
Measuredat white image of LED LCD display. $O\I9CGr$
Luminance~150 cd/m2; 0^%\! Xxq
0.1 @.rVg XE=!
±0.20% g(X-]/C {
4-10 bIvF5d>9#K
1 VV_Zrje
±0.10% aJ!(c}N~97
10-20 `
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5 8 `\^wG$W
±0.05% 25bbuhss
20-100 2 X];z Y
>150 8S8 ^sP
±0.03% / 5x~3~
20-100 XsH(8 -n0
Luminance(Y) JPo.& 5k
(samplingmode) iTX:*$~I
1 –15,000 cd/m2 F'v3c aE
%_kXC~hH_
±4% of measuredvalue. "7w~0?}
Measuredat white image of LED LCD display. 8|-j]
Luminance~150 cd/m2; 4jWzYuI&J
1 \IL; }D{
±0.20% E$u9Jbe
4-10 `5HFRgL`.
5 KC"#
±0.10% cpIFjb>u{
10-20 qcNu9Ih
20 s!lLdR[g
±0.05% &1=Je$,
20-100 Ffv v8x
>150 xH,D
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±0.03% -d j9(~?^
20-100 asT/hsSNS
Flicker ( M > C
(ContrastMethod) WFGcR9mN?
1-15,000cd/m2 t:NYsL
±1% G,{=sFX
Flickerfrequency:30Hz AC/DC 10% sine wave @ r>>4)<C7J
10Cd/m "w PA;4VQ
2 qw#wZ'<n
r Jo8|
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Flicker z~O#0Q !
(JEITAmethod) [lU0TDq
1-15,000cd/m2 # NoY}*
±1dB 3`Ug]<m
Flickerfrequency:30Hz AC/DC 10% sine wave @ h20< X ;
10Cd/m X0QY:?
2 D.!ay>o0 #
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