Specifications

1,Material: 2 kinds of different optical glass
2,With achromatization effect
3,Good imaging effect

Thank you pay attention to my company, our company has more than 20 years valuable experience of second time molding and 80%specializing technical personnel. Our material are  from CDGM, we can produce Dia7-300mm lens .should any of these items be of interest to you ,please let me know .about inquiry should be including purpose of use, material drawing quantity,from( Diameter,center ,hickness,Relative tolerance etc.) surface quality(Scratch & Digs etc.) coating speciation focal length, the best product will be give to you according to your requirement. We will be happy to reply you as soon as possible. welcome to contact us .