[求助]设计CD PLAYER镜头 [复制链接]

求那位大大教下    谢谢谢谢谢谢谢谢啦 e6P[c=m #  
wavelength 780nm f]_mzF=&  
DPD 4.5mm }C~]=Z  
focal length 4.5mm eK_*q-  
material sk5 8$~3ra  
edge thickness >1mm .H;B=nd*  
aspherics  allowed on both sides <f%/px%1  
image plate 1.25mm thick ,fk5 J|j;g!fK  
spacing  >1.8mm between lens and plate .9 kyrlm  
inage  format   0.2mm dia (use image heights of 0.0 and 0.1 mm) xh'^c^1  
  |cTpw1%I~  
老师留的作业。。。。 __)qw#  

我擦類。。上海理工的么。。。。