clear?all
%?說明?溫度20?普通線條
%????????溫度60?三角形
%????????溫度-20?圓形
%????????溫度-60?十字

%%%%%%%%%%%%%%%%%%%%%溫度20??普通線條
TXT=importdata（‘MTF20.txt‘）;
MTF=TXT;
Frequency=MTF（:?1）;??%%取出MTF的第一列?MTF曲線的橫坐標(biāo)（頻率）
Tangential=MTF（:?2）;?%%取出MTF的第二列?MTF曲線的縱坐標(biāo)（切向MTF）
Sagittal=MTF（:?3）;
figure（‘color‘‘w‘）
%衍射極限
plot（Frequency（1:31）Tangential（1:31）‘k‘‘LineWidth‘2）;ylim（[01]）;xlabel（‘Spatial?frequency?in?cycles?per?mm?‘）;ylabel（‘Modulus?of?the?OTF‘）;
hold?on
?
?
?%0視場角
?plot（Frequency（32:62）Tangential（32:62）‘r-.‘‘LineWidth‘2）;ylim（[01]）;xlabel（‘Spatial?frequency?in?cycles?per?mm?‘）;ylabel（‘Modulus?of?the?OTF‘）;
?hold?on

?%1視場角
?plot（Frequency（63:93）Tangential（63:93）‘g-.‘‘LineWidth‘2）;ylim（[01]）;xlabel（‘Spatial?frequency?in?cycles?per?mm?‘）;ylabel（‘Modulus?of?the?OTF‘）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3281??2014-12-27?10:04??original?pic\huatu.m

?????文件??????30875??2014-12-27?10:04??original?pic\MTF?PIC.fig

?????文件?????123452??2014-12-27?10:04??original?pic\MTF?PIC.jpg

?????文件???????5572??2014-12-27?10:04??original?pic\MTF-20.TXT

?????文件???????5572??2014-12-27?10:04??original?pic\MTF-60.TXT

?????文件???????1403??2014-12-27?10:04??original?pic\MTF.TXT

?????文件???????5582??2014-12-27?10:04??original?pic\MTF1.TXT

?????文件???????5592??2014-12-27?10:04??original?pic\MTF2.TXT

?????文件???????5571??2014-12-27?10:04??original?pic\MTF20.TXT

?????文件???????5572??2014-12-27?10:04??original?pic\MTF60.TXT

?????文件??????18787??2014-12-27?10:04??original?pic\pic.fig

????..A.SH.??????4096??2014-07-18?08:37??original?pic\Thumbs.db

?????文件???????5285??2014-12-27?10:04??original?pic\xiantiao?huatu.m

?????文件???????4295??2014-12-27?10:04??original?pic\xiantiaohuatu.m

?????目錄??????????0??2015-09-24?17:46??original?pic

-----------?---------??----------?-----??----

???????????????224935????????????????????15