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访问TA的空间加好友用道具
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在本课中,我们将研究随着温度的变化,中红外 望远镜的图像质量如何变化。 我们从下面的实例 镜头开始。 S;]*) i,v "Ky; a?Y n("0%@ov LY-2sa#B$- 这是示例镜头X11,我们调整了最后一个空气间隔来改善焦点。以下是此示例的RLE文件: }%D^8>S "--t e RLE /> 4"~q) ID FOUR ELEMENT INFRARED OBJECTIVES 1 O 124 0@AAulRl FNAME 'X11.RLE ' "W(Q%1!Wi LOG 124 |g*XK6 WAVL 4.000000 3.250000 2.500000 kY'T{Sm1^ APS 1 I[n^{8gz UNITS MM .H,xle OBB 0.0000000 3.0000000 30.0000000 0.00000000000 0.0000000 0.0000000 30.0000000 ;t+ub8 MARGIN 1.270000 [|l?2j\ BEVEL 0.254001 2<}NB?f`N 0 AIR 0>zbCubPH 1 RAD 163.0500000000000 TH 4.50000000 >|;aIa@9 1 N1 3.42403414 N2 3.42836910 N3 3.43782376 ^%`wJ.c 1 DNDT 1.336E-04 1.336E-04 1.336E-04 1.40000E+00 7.50000E+00 1.60000E+01 VcoOeAKL 1 CTE 0.255000E-05 Q?X>E3=U 1 GTB U 'SILICON ' MMj9{ou 1 EFILE EX1 31.417334 31.417334 31.671335 0.000000 Gdg"gi!4 1 EFILE EX2 31.014427 31.417334 0.000000 /JT#^Y 2 RAD 255.4500000000000 TH 5.55000000 AIR D1&A,2wO 2 EFILE EX1 31.014427 31.417334 31.671335 Bm]8m=p 3 RAD -721.5000000000000 TH 3.60000000 @Pt="*g 3 N1 4.02415626 N2 4.03741119 N3 4.06419029 (64yg 3 DNDT 4.100E-04 4.100E-04 4.100E-04 2.05000E+00 1.10000E+01 2.20000E+01 rl0< Ls 3 CTE 0.550000E-05 6"}?.E$ 3 GTB U 'GE ' -I=l8m6L 3 EFILE EX1 30.633643 30.633643 30.887644 0.000000 JY6
Qp 3 EFILE EX2 30.633643 30.633643 0.000000 #UbF9})q 4 RAD -1590.0000000000000 TH 65.70000000 AIR {P*m;a`} 4 EFILE EX1 30.633643 30.633643 30.887644 i'\T R|qd 5 RAD 145.5000000000000 TH 3.15000000 KIWe@e 5 N1 4.02415626 N2 4.03741119 N3 4.06419029 QcpXn4/* 5 DNDT 4.100E-04 4.100E-04 4.100E-04 2.05000E+00 1.10000E+01 2.20000E+01 QV\eMuNy 5 CTE 0.550000E-05 aE2.L;Tk? 5 GTB U 'GE ' NQ6sGL 5 EFILE EX1 27.236976 27.236976 27.490977 0.000000 %plo=RF 5 EFILE EX2 26.712556 27.236976 0.000000 F;]%V%F.X 6 RAD 120.4500000000000 TH 13.20000000 AIR {D=@n4JO 6 EFILE EX1 26.712556 27.236976 27.490977 I(XOE$3 7 RAD 255.0000000000000 TH 4.50000000 AF%@VLf 7 N1 3.42403414 N2 3.42836910 N3 3.43782376 L`24?Y{ 7 DNDT 1.336E-04 1.336E-04 1.336E-04 1.40000E+00 7.50000E+00 1.60000E+01 N ,z6y5Lu 7 CTE 0.255000E-05 #B\"'8# 7 GTB U 'SILICON ' _]:z \TDn 7 EFILE EX1 27.355510 27.355510 27.609511 0.000000 *M"}z 7 EFILE EX2 27.165926 27.355510 0.000000 ,{mCf^ 8 RAD 2025.0000000000000 TH 107.13635000 AIR o>VVsH 8 EFILE EX1 27.165926 27.355510 27.609511 R2
V4# 9 RAD -405.0000000000000 TH 0.00000000 AIR 53[~bwD END Sm5H_m! q|),`.eh\ 镜头须在20到100℃的温度范围内保持聚焦。我们运行THERM程序,首先测试是否所有需要的系数都存在。在命令窗口输入THERM TEST )+6MK(<" {E8~Z8tT 这个镜头未为空气间隔分配系数。我们用CHG文件来处理问题,分配铝型6061的系数: GP#aya ' <=+;q CHG @< |