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US 11,599,008 B2Granted
Camera matte box with electrically controlled filter
AssigneeTilta Inc.
InventorsWenping Zeng, Kefeng Zhou
Life of this patent
Estimating the term…
Abstract
A camera matte box electrically controls an adjustable lens filter. The camera matte box includes a body, at least one adjustable flap, a filter holder, a changeable lens adapter, and an electrical filter control module. The electrical filter control module adjusts a position of the adjustable filter according to a command received using a communication interface. The filter holder removably holds the adjustable filter and a non-adjustable filter in the body.
Claims12
A camera matte box comprising:
- a body of the camera matte box;
- an adjustable filter removably mounted in the body of the camera matte box;
- and
- an electrical filter control module configured to adjust a position of the adjustable filter of the camera matte box;
- a filter holder removably attached to the body of the camera matte box, holding the adjustable filter in a cavity of the body;
- and
- a lens adapter removably connecting the filter holder to a camera lens,
- wherein the body comprises:
- a retainer on a first side of the body;
- and
- at least one lock on a second side of the body opposite the first side, wherein the retainer and the at least one lock together secure the filter holder in the body.
8 more elements
A camera matte box comprising:
- a body of the camera matte box;
- an adjustable filter removably mounted in the body of the camera matte box;
- and
- an electrical filter control module configured to adjust a position of the adjustable filter of the camera matte box,
- wherein the electrical filter control module is slidably connected with the adjustable filter.
2 more elements
An adjustable filter of a camera matte box, comprising:
- a housing removably installed in the camera matte box;
- a filter element rotatably installed in the housing;
- and
- a gear transmission mechanism at least partially contained in the housing, the gear transmission mechanism rotatably coupled to the filter element for adjusting a position of the filter element,
- wherein the housing comprises a mechanical interface for removably connecting with an electrical filter control module that is configured to rotate the filter element using the gear transmission mechanism.
2 more elements
Dependencies are inferred from the claim text.