提供Admesy公司Asteria亮度计
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提供Admesy公司Asteria亮度计 d!V$Y}n
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Asteria是Admesy公司专门针对亮度和闪烁（LED频闪、液晶Flicker）推出的亮度计，采用优选硅光电二极管以保证较高的测试精度，测量速度最高为180000次/s。性价比高，便于携带和产线应用。 1bSD,;$sQ
请联系光析科技（深圳） 刘先生 13927443410
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Asteria亮度计的特性： AVFjBybu9
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). af'@h:
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index).
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Measurehigh and low frequencies at the same time through a high sample rate and largememory size. H; S%Y`V
Triggerinput and output for in line applications. &z@~B&O
Windows,Linux, OSX and embedded systems compatible. iM5vrz`n
SCPIcommand interface for easy integration in other applications. *||d\peQ
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. Cv^`&\[SW+
USBTMCstandard compliant. _| zBUrN
Integrating-or sampling mode available rMp9jG@3
3 gainstages for every mode r}W2 Ak\
Auto-rangefunction
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Usercalibration function and pre-programmed calibration values RH[ +1z8
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Opticalsystem j@| `f((4
Optics X3B{8qx_>
10mmapperture lens Fn+ ?u
Acceptanceangle /k6fLn2;
5(±2.5) degrees. ZnfNQl[
Spotsize @ 50mm euQ.ArF
12mm RiR:69xwR*
Spotsize @ 75mm *e/K:k
15.5mm qZ X/@Yxz
Spotsize @ 100mm s| -FH X
19mm 9 wh2f7k
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Samplemode - signal frequency response , Z ~ ;U
Parameter vAi$ [p*im
f3db(1) W?z #pV+jt
Gain 1 = yXs?y"
DC –20 kHz -F1-
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Gain 2 Zyye%Ly
DC –50 kHz {{!Y] \2S
Gain 3 L?RF;jf
DC –120 kHz 50~K,Jx6B
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Measurementspecification ^p =L\SJ
Parameter _[K#O,D,
Range $nPAm6 mH
Accuracy `G$1n#&
Lightlevel [cd/m ,1 UZv>}S
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] Repeatability (2) Speed [samples/sec] (2) )=^w3y
Luminance(Y) Z|* !y]We
(integratingmode) XL5Es:"+?S
0.005– 15,000 cd/m2 {9 PR()_
integrationtime * fc-gAj
between1ms and 5
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seconds 8 0B>L
±4% of measuredvalue. F n|gVR
Measuredat white image of LED LCD display. <{J5W6
Luminance~150 cd/m2; .v\\Tq&"|
0.1 SO?8%s(
±0.20%
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4-10 yR71%]*.
1 |m
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±0.10% pa<q ZZ
10-20 & >JDPB?5
5 C"w
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±0.05% Pz"`MB<'Ik
20-100 t?)pl 2!A
>150 }1H=wg>\
±0.03% , |T7hTn=
20-100 pwX C
Luminance(Y) { T]?o~W
(samplingmode) z1V#'$_5-
1 –15,000 cd/m2 Rf"Mr: ^
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±4% of measuredvalue. "ZMkL)'7-
Measuredat white image of LED LCD display. cO#oH2}
Luminance~150 cd/m2; ^U q
1 (lH,JX`$a
±0.20% +cB&Mi5
4-10 &tI#T)SSs
5 +M\8>/0oA
±0.10% bKbp? -]
10-20 ^]c6RE_
20 c u7(.
±0.05% /SR^C$h'I
20-100 8;\sU?
>150 wz
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±0.03% 3I =kr
20-100 NCS!:d:Ry
Flicker j UMf6^^
(ContrastMethod) ) g1a'G
1-15,000cd/m2 +: Ge_-
±1% #=,(JmQPt
Flickerfrequency:30Hz AC/DC 10% sine wave @ hf M;/
10Cd/m 40P) 4w
2 n \G Ry'
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Flicker &xS a7FY
(JEITAmethod) 0tz:Wd*<
1-15,000cd/m2 g"8 .}1)~r
±1dB {padD p
Flickerfrequency:30Hz AC/DC 10% sine wave @ fnu"*5bE
10Cd/m 3{Q,h pZN
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