Patent · US Active

Process for manufacturing an optical element from glass

US11932566B2 · kind B2 · utility

0Cited by

6References

25Claims

0Family size

Assignee

DOCTER OPTICS SE · DE

Inventors

Annegret DIATTA · Neustadt an der Orla, DE
Sven Fröhlich · Neustadt an der Orla, DE
Markus Winkler · Munich, DE

Key dates

Filing date	Mar 3, 2022
Grant date	Mar 19, 2024
Priority date	—
Expiry date	Jun 30, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C23/00
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The disclosure relates to a method for manufacturing an optical element, where a blank of glass is heated and/or provided and, after heating and/or after being provided between a first mold (UF) and at least one second mold (OF), is press molded, for example on both sides, to form the optical element and is then sprayed with a surface treatment agent.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.