| [1] | ITONAGA M,ITO F,MATSUZAKI K et al.Single objective lens having numerical aperture of 0.85 for a high density optical system[J].Japan J A P,2002,41:1798～1803. |
| [2] | BRAAT J J M,SMID A,WIJNAKKER M M B.Design and production technology of replicated aspheric objective lenses for optical disk systems[J].Appl Opt,1985,24:1853～1855. |
| [3] | KUBOTA S.A lens design for optical disk systems[J].SPIE,1985,554:282～288. |
| [4] | WEI N,GONG M L.Designing an optical disk lens without analytical definition of aspheric surface[J].Appl Opt,2002,41(25):5334～5340. |