INTERNATIONAL PATENT: SIOPTICA GMBH FILES APPLICATION FOR "SWITCHABLE LIGHT FILTER, LIGHTING DEVICE AND SCREEN HAVING SUCH A SWITCHABLE LIGHT FILTER"

GENEVA, Sept. 29 -- SIOPTICA GMBH (Moritz-von-Rohr-Str. 1a07745 Jena) filed a patent application (PCT/EP2025/056696) for "SWITCHABLE LIGHT FILTER, LIGHTING DEVICE, AND SCREEN HAVING SUCH A SWITCHABLE LIGHT FILTER" on Mar 12, 2025. With publication no. WO/2025/195860, the details related to the patent application was published on Sep 25, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): HEBER, Andre (c/o siOPTICA GmbH, Moritz-von-Rohr-Str. 1a07745 Jena)

Abstract: The invention relates to a first switchable light filter (5), comprising a linear polarization filter (P), a phase plate (PP), a qua...