00506nam a2200145Ia 4500003000900000008004100009020002600050040001600076100002500092245005500117260003200172300002000204490003300224856010300257IN-BaIIA211028s9999    xx      s     000 0 eng d  a9780892522668 (Print)  cIIA Library  aFischer, Robert, ed. 0a1980 International Lens Design Conferenceh[eBook]  aWashington, USAbSPIEc1980  aOnline resource  aProceedings of SPIE; V. 0237  uhttps://www.spiedigitallibrary.org/conference-proceedings-of-spie/0237yClick Here to Access eBook