提供Admesy公司Asteria亮度计
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提供Admesy公司Asteria亮度计 / h H
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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。 s_OF( o
请联系光析科技（深圳） 刘先生 13927443410 BB!THj69a6
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Asteria亮度计的特性： ~"&|W'he[
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). c%2QZ C
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). M 4oy
Measurehigh and low frequencies at the same time through a high sample rate and largememory size. b_#m}yZ6
Triggerinput and output for in line applications. %Ycy{`
Windows,Linux, OSX and embedded systems compatible. m '|b GV
SCPIcommand interface for easy integration in other applications. ]}-7_n#cC
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. Bs_s&a>
USBTMCstandard compliant. j_!F*yul
Integrating-or sampling mode available 7u S~MW
3 gainstages for every mode +`7i 'ff
Auto-rangefunction :I j{s
Usercalibration function and pre-programmed calibration values Jr
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Opticalsystem J6s`'gFns
Optics a LroD$#
10mmapperture lens 1R{!]uh
Acceptanceangle uD$u2
5(±2.5) degrees. jk; clwyz/
Spotsize @ 50mm x=hiQ>BIO0
12mm i&Tbz !
Spotsize @ 75mm (cAIvgI
15.5mm HZzD VCU
Spotsize @ 100mm 7a =gH2]&
19mm VgG0VM
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Samplemode - signal frequency response L
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Parameter \ =?a/
f3db(1) w (*vj
Gain 1 yYIf5S `V]
DC –20 kHz #zv3b[@
Gain 2 2\A $6N ;_
DC –50 kHz JgKO|VO
Gain 3 -LoZs
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DC –120 kHz U3ADsdn
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Measurementspecification Z58 X 5"
Parameter {3>$[bT
Range F 5bj=mI
Accuracy I T E{@1
Lightlevel [cd/m *KZYv=s,u
2 oo/qb`-6
] Repeatability (2) Speed [samples/sec] (2) =t#llgi~
Luminance(Y) iW]j9} t
(integratingmode) }W C[$Y_@
0.005– 15,000 cd/m2 } >pknc?
integrationtime 3 Gp$a;g
between1ms and 5 sQ UM~HD\a
seconds 4x=v ?g&
±4% of measuredvalue. a+[K I
Measuredat white image of LED LCD display. :KSV4>X[%a
Luminance~150 cd/m2; <$ A
0.1 p,5i)nEFj
±0.20% 59LZv-l
4-10 vjbASFF0=
1 ,8S/t +H
±0.10% O@T9x $
10-20 G vt G(u~
5 `&r +F/Ap2
±0.05% SB;&GHq"n
20-100 4M=]wR;
>150 Fd%#78UEo}
±0.03% )!th 7sH
20-100 BA @lk+aW
Luminance(Y) . wEd"A&j
(samplingmode) uanhr)Ys
1 –15,000 cd/m2 (+w*[qHe
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±4% of measuredvalue. L\6M^r
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Measuredat white image of LED LCD display. wjU 9Z GM
Luminance~150 cd/m2; x 77*c._3v
1 m<<+
±0.20% QGMV}y
4-10 NlA,'`,
5 a
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±0.10% A 6
10-20 + RHS!0
20 +C^n O=[E
±0.05% Z\(q@3 C
20-100 iQ0KfoG?U
>150 u4*BX&
±0.03% P7[h-3+^
20-100 #>a\>iKQ2q
Flicker W- $Z(Z
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(ContrastMethod) pE3?"YO
1-15,000cd/m2 o3XvRj
±1% ~T"Rw2v b
Flickerfrequency:30Hz AC/DC 10% sine wave @ 7zl5yK N
10Cd/m ,5P0S0*{
2 O0*p0J
M :=J^0
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Flicker 9sM!`Lz{
(JEITAmethod) .y' >[
1-15,000cd/m2 d UD[e, ?
±1dB 4V"E8rUL(
Flickerfrequency:30Hz AC/DC 10% sine wave @ {Ea
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10Cd/m [DYQ"A= )d
2 "-M p_O]
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