提供Admesy公司Asteria亮度计
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提供Admesy公司Asteria亮度计 e14 Q \
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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。 {cH Tg04
请联系光析科技（深圳） 刘先生 13927443410 Yy~ Dg
[attachment=63826][attachment=63827] s/^= WV
Asteria亮度计的特性： *<5lx[:4/x
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). H$iMP.AK
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). by ee-BU
Measurehigh and low frequencies at the same time through a high sample rate and largememory size. ;.m[&h 0
Triggerinput and output for in line applications. HY#("=9< h
Windows,Linux, OSX and embedded systems compatible. dM.Ow!j
SCPIcommand interface for easy integration in other applications. EHJc*WFPU-
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. #!j&L6
USBTMCstandard compliant. 5d;K.O
Integrating-or sampling mode available jXva ?_
3 gainstages for every mode ~;a* Oxt
Auto-rangefunction \aRB
Usercalibration function and pre-programmed calibration values k)_#u;qmG
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Opticalsystem w5R9\<3L
Optics L )"w-,zy
10mmapperture lens \05C'z3]
Acceptanceangle aa3Y tNpP
5(±2.5) degrees. 7c SvAX0Z.
Spotsize @ 50mm :P'5_YSi
12mm s A j$U^Gp
Spotsize @ 75mm BNLall
15.5mm z`6KX93
Spotsize @ 100mm tjL#?j
19mm wOSNlbQ5jl
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Samplemode - signal frequency response cZi&L p
Parameter 32 J
f3db(1) Jx,s.Z0@7,
Gain 1 u(qpdG||7
DC –20 kHz }0*7 bb
Gain 2 EH%j$=@X
DC –50 kHz KJ
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Gain 3 {GY$J< 5=
DC –120 kHz )v.FAV:
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Measurementspecification HKf 3eC
Parameter aUQq<H 'R
Range .-
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Accuracy q\G@Nn^
Lightlevel [cd/m cw M 0Z6
2 =Ih_[$1dw
] Repeatability (2) Speed [samples/sec] (2) T~d';P
Luminance(Y) d DTt _B
(integratingmode) w-m2N-"= '
0.005– 15,000 cd/m2 l$NEx0Dffz
integrationtime Ei!z? sxzx
between1ms and 5 jk?(W2c#{
seconds n$K_KU v
±4% of measuredvalue. Ro69woU
Measuredat white image of LED LCD display. /_HL&|N_5
Luminance~150 cd/m2; +z_0 ?x
0.1 fz\Az-
±0.20% bEJZh%j!
4-10 nfU}ECun4
1 37DvI&
±0.10% ' L7.a'
10-20 }r[BME
5 TW$ ^]u~v
±0.05% R8]bi|e)
20-100 [&&4lKC}u
>150 6I< `N
±0.03% G#>nOB
20-100 [VH t#JuN,
Luminance(Y) 6{ Eh={:b
(samplingmode) bT |FJ\aC
1 –15,000 cd/m2 .FyC4"b=c
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±4% of measuredvalue. q^)(p'
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Measuredat white image of LED LCD display. -rBj-4 |"
Luminance~150 cd/m2; *%.*vPJ
1 J=Z"sU=
±0.20% 3FfS+q*3S
4-10 O@VmV >m
5 W&nVVV8s@
±0.10% %$U+?lk}
10-20 CEiG jo^
20 A.Njn(z?Lz
±0.05% * ^]ba>
20-100 pbNVj~#6
>150 OmW|\d PU
±0.03% {Ffr l(*
20-100 uQ}kq7gd
Flicker 4 3YusUv
(ContrastMethod) fQ@["b
1-15,000cd/m2 k 'o?/
±1% @r<w| x}
Flickerfrequency:30Hz AC/DC 10% sine wave @ ; NEHbLH#F
10Cd/m 2zAS
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KR63W:Z\'
Flicker 4f+Ke*^[RA
(JEITAmethod) >dO^pDSs
1-15,000cd/m2 *Zln\Sx
±1dB b^1!_1c
Flickerfrequency:30Hz AC/DC 10% sine wave @ ?V+=uTCq
10Cd/m :7 maN^
2 l)zS}"F,
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