[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 2](R}  
wavelength 780nm Tfhg\++u  
DPD 4.5mm ={b/s31H:  
focal length 4.5mm ^aDos9SyV  
material sk5 jK\2y|&&c  
edge thickness >1mm ;)[RG\  
aspherics  allowed on both sides B_M)<Ad  
image plate 1.25mm thick ,fk5 bslv_OxJ  
spacing  >1.8mm between lens and plate KO<fN,DR  
inage  format   0.2mm dia (use image heights of 0.0 and 0.1 mm) dY/=-ymW  
  je.jui"  
老师留的作业。。。。 rx'},[b]3  

我擦類。。上海理工的么。。。。