MANUFACTURING METHOD FOR HEATING FILM, HEATING FILM, LENS, AND IN-VEHICLE CAMERA
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United States of America Patent
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Issued Date -
Apr 27, 2023
app pub date -
Sep 3, 2021
filing date -
Sep 14, 2020
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Abstract
Provided are a heating film that can be manufactured via a simple manufacturing process and that excels in environmental resistance, a lens comprising the heating film, and an in-vehicle camera comprising the lens. The manufacturing method for a heating film for heating a lens comprises a supplying step for supplying a film raw material containing a carbon filler, a binder resin, and a solvent, in a heated state or a room temperature state according to a supply thickness of the film raw material.
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