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Publication of CH231094ApublicationCriticalpatent/CH231094A/de
G02B13/00—Optical objectives specially designed for the purposes specified below
G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
G—PHYSICS
G02—OPTICS
G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
G—PHYSICS
G02—OPTICS
G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
G02B3/00—Simple or compound lenses
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Physics & Mathematics
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General Physics & Mathematics
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Optics & Photonics
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CH231094D1939-10-211941-03-13Verfahren zur Herstellung eines optischen Elementes und nach diesem Verfahren hergestelltes optisches Element.
CH231094A
(de)