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    [讨论]公差分析结果的疑问 [复制链接]

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    离线sansummer
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    只看楼主 正序阅读 楼主  发表于: 2011-06-21
    我现在在初学zemax的公差分析，找了一个双胶合透镜 lqa~ZF*  
    NC iB n>=:  
    \jZ)r>US"  
    wOLV?Vk  
    然后添加了默认公差分析，基本没变 Eo6qC?5<  
    ]f}(i D  
    X$?0C{@.}  
    f{u S  
    然后运行分析的结果如下： cucT |y  
    8L]Cc!~  
    Analysis of Tolerances ^z~drcR  
    "'/+}xM"5  
    File : E:\光学设计资料\zemax练习\f500.ZMX TX7dwmt) N  
    Title: tI5*0  
    Date : TUE JUN 21 2011 BB_(!omq[  
    ~Q5]?ZNX  
    Units are Millimeters. c= ?Tu  
    All changes are computed using linear differences. d= ?lPEzSA  
    r%NzKPW'  
    Paraxial Focus compensation only. F`,Hf Cb\  
    =#A/d `2 b  
    WARNING: Solves should be removed prior to tolerancing. L\!Oj5  
    m"6K_4r]  
    Mnemonics: @ZrNV*&<  
    TFRN: Tolerance on curvature in fringes. f1?%p)C  
    TTHI: Tolerance on thickness. `$FB[Z} &  
    TSDX: Tolerance on surface decentering in x. 2fNNdxdbT  
    TSDY: Tolerance on surface decentering in y. w,_LC)9  
    TSTX: Tolerance on surface tilt in x (degrees). \j &&o  
    TSTY: Tolerance on surface tilt in y (degrees). n xR\tBv  
    TIRR: Tolerance on irregularity (fringes). }^P"R[+4u  
    TIND: Tolerance on Nd index of refraction. vsQvJDna~  
    TEDX: Tolerance on element decentering in x. 0QxBC7` qp  
    TEDY: Tolerance on element decentering in y.  j8]M}Q$  
    TETX: Tolerance on element tilt in x (degrees). D-O{/  
    TETY: Tolerance on element tilt in y (degrees). OMd:#cWsQ  
    MXjN ./  
    WARNING: RAY AIMING IS OFF. Very loose tolerances may not be computed accurately. t< RPDQ>  
     kKY,&Fn-  
    WARNING: Boundary constraints on compensators will be ignored. a^ys7UV  
    (ak&>pk;  
    Criterion           : Geometric MTF average S&T at 30.0000 cycles per mm qT&zg@m  
    Mode                : Sensitivities %(H' j@D[  
    Sampling            : 2 DF'~ #G8  
    Nominal Criterion   : 0.54403234 E>O@Bv  
    Test Wavelength     : 0.6328 7|"$YV'DM  
    c%&*yR  
    *P&lAyt6  
    Fields: XY Symmetric Angle in degrees 52^,qP'6  
    #      X-Field      Y-Field       Weight    VDX    VDY    VCX    VCY 8i<]$  
    1   0.000E+000   0.000E+000   1.000E+000  0.000  0.000  0.000  0.000 5@ Hg 4.  
    G({VK  
    Sensitivity Analysis: woF {O)~X  
    O7 yj<  
                     |----------------- Minimum ----------------| |----------------- Maximum ----------------| ~:|V,1  
    Type                      Value      Criterion        Change          Value      Criterion        Change sP~xe(  
    Fringe tolerance on surface 1 <7zz"R  
    TFRN   1            -1.00000000     0.54257256    -0.00145977     1.00000000     0.54548607     0.00145374 Y{Lxo])e  
    Change in Focus                :      -0.000000                            0.000000 @\>7 wt_'  
    Fringe tolerance on surface 2 Bgp%hK  
    TFRN   2            -1.00000000     0.54177471    -0.00225762     1.00000000     0.54627463     0.00224230 I|;C} lfp  
    Change in Focus                :       0.000000                            0.000000 _c-(T&u<  
    Fringe tolerance on surface 3 ^t$uDQ[hA  
    TFRN   3            -1.00000000     0.54779866     0.00376632     1.00000000     0.54022572    -0.00380662 (E~6fb "c  
    Change in Focus                :      -0.000000                            0.000000 l)'*jZ  
    Thickness tolerance on surface 1 -Rr !J37  
    TTHI   1   3        -0.20000000     0.54321462    -0.00081772     0.20000000     0.54484759     0.00081525 dP>FXgY  
    Change in Focus                :       0.000000                            0.000000 D=Yr/qc?  
    Thickness tolerance on surface 2 {A5$8)nl|  
    TTHI   2   3        -0.20000000     0.54478712     0.00075478     0.20000000     0.54327558    -0.00075675 )n[=)"rf  
    Change in Focus                :       0.000000                           -0.000000 (m=1yj9  
    Decenter X tolerance on surfaces 1 through 3 2^nws  
    TEDX   1   3        -0.20000000     0.54401464   -1.7700E-005     0.20000000     0.54401464   -1.7700E-005 KuL+~  
    Change in Focus                :       0.000000                            0.000000 L>0Pur)[  
    Decenter Y tolerance on surfaces 1 through 3 XN{zl*`  
    TEDY   1   3        -0.20000000     0.54401464   -1.7700E-005     0.20000000     0.54401464   -1.7700E-005 .CNwuN\  
    Change in Focus                :       0.000000                            0.000000 W1ndb:  
    Tilt X tolerance on surfaces 1 through 3 (degrees) @RL'pKab9  
    TETX   1   3        -0.20000000     0.54897548     0.00494314     0.20000000     0.54897548     0.00494314 oiD{Z  
    Change in Focus                :       0.000000                            0.000000 'MNCJ;A@V  
    Tilt Y tolerance on surfaces 1 through 3 (degrees) Prc1U)nfo  
    TETY   1   3        -0.20000000     0.54897548     0.00494314     0.20000000     0.54897548     0.00494314 'Z%1Ly^b  
    Change in Focus                :       0.000000                            0.000000 P8;1,?ou  
    Decenter X tolerance on surface 1 WMWUP ZsGS  
    TSDX   1            -0.20000000     0.53999563    -0.00403671     0.20000000     0.53999563    -0.00403671 I7#JT?\}  
    Change in Focus                :       0.000000                            0.000000 ( )f)  
    Decenter Y tolerance on surface 1 $D D esy3  
    TSDY   1            -0.20000000     0.53999563    -0.00403671     0.20000000     0.53999563    -0.00403671 ~dP\0x0AB  
    Change in Focus                :       0.000000                            0.000000 /}iBrMD{[  
    Tilt X tolerance on surface (degrees) 1 ;E>#qYC6  
    TSTX   1            -0.20000000     0.42678383    -0.11724851     0.20000000     0.42678383    -0.11724851 w@n}DCFt  
    Change in Focus                :       0.000000                            0.000000 6Ypc]ym=J  
    Tilt Y tolerance on surface (degrees) 1 !| - U,  
    TSTY   1            -0.20000000     0.42678383    -0.11724851     0.20000000     0.42678383    -0.11724851 }OTJ{eG  
    Change in Focus                :       0.000000                            0.000000 <:mK&qu f  
    Decenter X tolerance on surface 2 >+>N/`BG  
    TSDX   2            -0.20000000     0.51705427    -0.02697807     0.20000000     0.51705427    -0.02697807 ,dVJAV7v  
    Change in Focus                :       0.000000                            0.000000 ! CJ*zZ*  
    Decenter Y tolerance on surface 2 }U4mXkZF  
    TSDY   2            -0.20000000     0.51705427    -0.02697807     0.20000000     0.51705427    -0.02697807 ={;+0Wjb8  
    Change in Focus                :       0.000000                            0.000000 1KR4Wq@  
    Tilt X tolerance on surface (degrees) 2 ;d_<6|*M  
    TSTX   2            -0.20000000     0.35349910    -0.19053324     0.20000000     0.35349910    -0.19053324 X|QokAR{$>  
    Change in Focus                :       0.000000                            0.000000 Pv3G?u=4  
    Tilt Y tolerance on surface (degrees) 2 K8_\U0 K  
    TSTY   2            -0.20000000     0.35349910    -0.19053324     0.20000000     0.35349910    -0.19053324 A..`?oGj  
    Change in Focus                :       0.000000                            0.000000  o|#F@L3i  
    Decenter X tolerance on surface 3 ^L8:..+:  
    TSDX   3            -0.20000000     0.53419039    -0.00984195     0.20000000     0.53419039    -0.00984195 {vZAOz7#  
    Change in Focus                :       0.000000                            0.000000 9\=SG"e(  
    Decenter Y tolerance on surface 3 k2PK4Ua_}q  
    TSDY   3            -0.20000000     0.53419039    -0.00984195     0.20000000     0.53419039    -0.00984195 k `5K&  
    Change in Focus                :       0.000000                            0.000000 [;ZC_fD  
    Tilt X tolerance on surface (degrees) 3 U;"J8  
    TSTX   3            -0.20000000     0.42861670    -0.11541563     0.20000000     0.42861670    -0.11541563 ASr@5uFR  
    Change in Focus                :       0.000000                            0.000000 4?[1JN>  
    Tilt Y tolerance on surface (degrees) 3 E\cX  
    TSTY   3            -0.20000000     0.42861670    -0.11541563     0.20000000     0.42861670    -0.11541563 3f~znO  
    Change in Focus                :       0.000000                            0.000000 V7O7"Q^q  
    Irregularity of surface 1 in fringes NA`8 ^PZ  
    TIRR   1            -0.20000000     0.50973587    -0.03429647     0.20000000     0.57333868     0.02930634 W/CZ/Mc  
    Change in Focus                :       0.000000                            0.000000 h^''ue"  
    Irregularity of surface 2 in fringes I:YgKs)[  
    TIRR   2            -0.20000000     0.53400904    -0.01002330     0.20000000     0.55360281     0.00957047 F2EX7Crj  
    Change in Focus                :       0.000000                            0.000000 B ?y[ %i  
    Irregularity of surface 3 in fringes _{eA8J(A<  
    TIRR   3            -0.20000000     0.58078982     0.03675748     0.20000000     0.49904394    -0.04498840 \=xS?(v!  
    Change in Focus                :       0.000000                            0.000000 oL<5hN*D  
    Index tolerance on surface 1 3"k n5)x  
    TIND   1            -0.00100000     0.52606778    -0.01796456     0.00100000     0.56121811     0.01718578 !;hp  
    Change in Focus                :       0.000000                            0.000000 DZEq(>mn  
    Index tolerance on surface 2 -z se+]O`  
    TIND   2            -0.00100000     0.55639086     0.01235852     0.00100000     0.53126361    -0.01276872 >g@@ yR,  
    Change in Focus                :       0.000000                           -0.000000 sBqOcy  
    peOoZdJd  
    Worst offenders: P97i<pB Y_  
    Type                      Value      Criterion        Change h'_$I4e)  
    TSTY   2            -0.20000000     0.35349910    -0.19053324 {MDM=;WP_  
    TSTY   2             0.20000000     0.35349910    -0.19053324 DnW/q  
    TSTX   2            -0.20000000     0.35349910    -0.19053324 2t45/:,  
    TSTX   2             0.20000000     0.35349910    -0.19053324 [ q[2\F?CE  
    TSTY   1            -0.20000000     0.42678383    -0.11724851  a3a:H  
    TSTY   1             0.20000000     0.42678383    -0.11724851 P_75-0G  
    TSTX   1            -0.20000000     0.42678383    -0.11724851 s~ o\j/  
    TSTX   1             0.20000000     0.42678383    -0.11724851 @e$EwCV,  
    TSTY   3            -0.20000000     0.42861670    -0.11541563 )p:+!sX(  
    TSTY   3             0.20000000     0.42861670    -0.11541563 'm-5  
    uss!E!_%,  
    Estimated Performance Changes based upon Root-Sum-Square method: :m/qR74+"  
    Nominal MTF                 :     0.54403234 P6=5:-Hh  
    Estimated change            :    -0.36299231 }_@p`>|)rB  
    Estimated MTF               :     0.18104003 pr,1pqiAf  
    yMD0Tj5ZQ  
    Compensator Statistics: Pt-O1$C[  
    Change in back focus: ,Ik~E&Ku2'  
    Minimum            :        -0.000000 -C!m#"PDW  
    Maximum            :         0.000000 1&9w]\Ae7l  
    Mean               :        -0.000000 RUVrX`u*(  
    Standard Deviation :         0.000000 g@Y]$ey%A  
    D>Rlm,U  
    Monte Carlo Analysis: >xsY"N&1i'  
    Number of trials: 20 HNlW.y"  
    >*n4j:  
    Initial Statistics: Normal Distribution R4$(NNC+/  
    :QXKG8^  
      Trial       Criterion        Change S?OCy4dk:  
          1     0.42804416    -0.11598818 8=?U7aw  
    Change in Focus                :      -0.400171 ^<   
          2     0.54384387    -0.00018847 kr!>rqN5  
    Change in Focus                :       1.018470 \(`C*d  
          3     0.44510003    -0.09893230 _?$w8 S%  
    Change in Focus                :      -0.601922 0V`~z-#  
          4     0.18154684    -0.36248550 : Cli8#  
    Change in Focus                :       0.920681 roe_H>  
          5     0.28665820    -0.25737414 B[+b%a3  
    Change in Focus                :       1.253875 _x,(576~  
          6     0.21263372    -0.33139862 NJOV!\k  
    Change in Focus                :      -0.903878 Xr88I^F;  
          7     0.40051424    -0.14351809 `A o"fRv#  
    Change in Focus                :      -1.354815 ZU2D.Kf_:  
          8     0.48754161    -0.05649072 I'N!j>5oX  
    Change in Focus                :       0.215922 ?MFXZ/3(ba  
          9     0.40357468    -0.14045766 Z^mQb2e.  
    Change in Focus                :       0.281783 SbsdunW+?  
         10     0.26315315    -0.28087919 ~~I]SI k{  
    Change in Focus                :      -1.048393 Ay%]l| Gm  
         11     0.26120585    -0.28282649 P\z1fscnK  
    Change in Focus                :       1.017611 w=0zVh_`(  
         12     0.24033815    -0.30369419 P4c}@Mq3  
    Change in Focus                :      -0.109292 |It{L0=U  
         13     0.37164046    -0.17239188 d(| 4 +^>  
    Change in Focus                :      -0.692430 XIl#0-E0X  
         14     0.48597489    -0.05805744 s:z  
    Change in Focus                :      -0.662040 *e<'|Kq  
         15     0.21462327    -0.32940907 m2ph8KC  
    Change in Focus                :       1.611296 #]^M/y h  
         16     0.43378226    -0.11025008 2^U?Ztth6  
    Change in Focus                :      -0.640081 (/t{z =  
         17     0.39321881    -0.15081353 KxfH6:\RB  
    Change in Focus                :       0.914906 Gvr>n@n  
         18     0.20692530    -0.33710703 -OKXfN]  
    Change in Focus                :       0.801607 gI@nE:(m  
         19     0.51374068    -0.03029165 t$R0UprK  
    Change in Focus                :       0.947293 /1=x8Sb  
         20     0.38013374    -0.16389860 ?,[$8V  
    Change in Focus                :       0.667010 pK/RkA1  
    vSH-hAk  
    Number of traceable Monte Carlo files generated: 20 n:H |=SF{  
    n-<`Z NMU  
    Nominal     0.54403234 0$U\H>r  
    Best        0.54384387    Trial     2 oDG BC  
    Worst       0.18154684    Trial     4 1 7 iw`@  
    Mean        0.35770970 aghlYcPg  
    Std Dev     0.11156454 DLe>EU;vS  
    !!Yf>0u#  
    ygUX]*m!  
    Compensator Statistics: m+ #G*  
    Change in back focus: blaXAqe  
    Minimum            :        -1.354815 Uf?+oc'{  
    Maximum            :         1.611296 6r[pOl:  
    Mean               :         0.161872 >Tn[CgH]7  
    Standard Deviation :         0.869664 I^D*) z   
    SLvo)`Nc3-  
    90% >       0.20977951               @ W q8AFo  
    80% >       0.22748071               'l-VWqR-  
    50% >       0.38667627               t!>0^['g4  
    20% >       0.46553746               X6?Gxf,  
    10% >       0.50064115                (?.h<v1}  
    $ylxl"Y  
    End of Run. I6S>*V  
    ?~]mOv>  
    这就有了些疑问，为什么我选择的补偿器是近轴焦点，而分析结果近轴焦点都不变化？？应该是变得。另外最后的蒙特卡洛分析，只有10%的大于0.5（我用的是MTF作为评价方式），可是我设计的MTF如图 n~i^+pD@  
    jo0XOs  
    s;tI?kR>%  
    是大于0.6左右的，难道我按照这个默认的公差来加工的话，只有10%的才可能大于0.5？那太低了啊，请问这该怎么进行进一步处理。或者之前哪有问题 Jr>Nc}!U  
    NG4@L1f%  
    不吝赐教
     
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    只看该作者 24楼 发表于: 2020-03-19
    一起学习下 HLE%f;  
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    离线唐千永
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    只看该作者 23楼 发表于: 2014-04-17
         公差分析这里 我也不是很清楚 ，学习一下
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    离线zhu1988zi
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    只看该作者 22楼 发表于: 2013-11-28
    楼主的头像太慎人！
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    离线毛毛虫07
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    只看该作者 21楼 发表于: 2013-06-21
    回 天地大同 的帖子
    天地大同:Criterion           : Geometric MTF average S&T at 30.0000 cycles per mm   %CG=mTP  
    Mode                : Sensitivities @i@f@.t  
    Sam .. (2011-06-23 09:38)  3 bl l9Ey  
    2I1CKA:7g  
    我们导师说让用蒙特卡罗分析法，是不是skip sensitivity 模式？还有，geom MTF和 diff MTF有什么区别？
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    离线毛毛虫07
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    只看该作者 20楼 发表于: 2013-06-21
    请问，公差设置的阿贝偏差应该设置成多少呢？
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    离线wmh1985
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    只看该作者 19楼 发表于: 2012-08-06
    楼主 太强大了  能不能讲的 系统一些了 NUGiDJ+[  
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    离线licc
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    只看该作者 18楼 发表于: 2012-08-04
    好高深
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    离线nanuto
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    只看该作者 17楼 发表于: 2012-03-09
    好样的
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    离线雷伽多
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    只看该作者 16楼 发表于: 2012-03-07
    额。。。请问你把敏感的公差调紧了后，百分比数有所变化吗？我也遇到同样的问题。。。
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