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Publikováno v:
1985 International Lens Design Conference.
In this article a systematic attempt has been made to design diffraction limited space camera lenses with minimum number of elements. In this attempt, instead of starting from complicated n-element/component configuration, simple air-spaced 'Cooke tr
Publikováno v:
1985 International Lens Design Conference.
An attempt has been made to modify Bergstein's iteration design procedure for the four element optcal-compensation varifocal system. Here all available degrees of freedom are made use of, to satisfy the desired conditions in practical systems under c