The present disclosure provides a scene decoration product. The scene decoration product includes a shell, an inner container and an actuating device. The shell is provided with a first inner side wall and a first outer side wall. The first inner side wall is encircled to form a first accommodating cavity. The first accommodating cavity is provided with a first accommodating opening. The inner container is provided with a second inner side wall and a second outer side wall. The inner container is placed into the first accommodating cavity through the first accommodating opening. An accommodating gap is reserved between the second outer side wall of the inner container and the first inner side wall of the shell. The accommodating gap is configured to accommodate liquid. The actuating device is configured to push water in the accommodating gap to flow.

Security documents often incorporate security devices to prevent or hinder counterfeiters. Disclosed herein are security devices that include a fluid or fluids within the devices. Such devices, and security documents that include them, afford new techniques to check whether a security document is a legitimate or counterfeit copy.

Security documents often incorporate security devices to prevent or hinder counterfeiters. Disclosed herein are security devices that include a fluid or fluids within the devices. Such devices, and security documents that include them, afford new techniques to check whether a security document is a legitimate or counterfeit copy.

A method for providing a liquid display displaying a selectable pattern where either light rays are characterized by at least one light parameter, and light deflecting means depend on the light parameter, or the light deflecting means are characterized by at least one deflecting parameter and the light rays depend on the deflecting parameter.

Provided herein are methods for the modulation of appearance or material properties within items of apparel or equipment. Also provided herein are design articles having alterable designs.

Provided herein are methods for the modulation of appearance or material properties within items of apparel or equipment. Also provided herein are design articles having alterable designs.

A visual art piece comprises a plurality of transparent sheets, wherein at least one of the plurality of transparent sheets comprises cutouts forming an upper reservoir, a lower reservoir and a channel between the upper reservoir and the lower reservoir, wherein the cutouts are filled with a first liquid and a second liquid. The visual art piece also includes a plurality of scenery image layers depicting a natural scene, each of the plurality of scenery image layers comprising a portion of the natural scene at a different visual depth, wherein each of the plurality of scenery image layers is affixed between two of the plurality of transparent sheets. The visual art piece further includes a pump coupled to the at least one of the plurality of transparent sheets, the pump to propel the second liquid from the lower reservoir to the upper reservoir when activated, the second liquid to flow through the first liquid in the channel from the upper reservoir to the lower reservoir to visually simulate natural water movement in the natural scene.

A visual art piece comprises a plurality of transparent sheets, wherein at least one of the plurality of transparent sheets comprises cutouts forming an upper reservoir, a lower reservoir and a channel between the upper reservoir and the lower reservoir, wherein the cutouts are filled with a first liquid and a second liquid. The visual art piece also includes a plurality of scenery image layers depicting a natural scene, each of the plurality of scenery image layers comprising a portion of the natural scene at a different visual depth, wherein each of the plurality of scenery image layers is affixed between two of the plurality of transparent sheets. The visual art piece further includes a pump coupled to the at least one of the plurality of transparent sheets, the pump to propel the second liquid from the lower reservoir to the upper reservoir when activated, the second liquid to flow through the first liquid in the channel from the upper reservoir to the lower reservoir to visually simulate natural water movement in the natural scene.

Provided herein are methods for the modulation of appearance or material properties within items of apparel or equipment. Also provided herein are design articles having alterable designs.

Provided herein are methods for the modulation of appearance or material properties within items of apparel or equipment. Also provided herein are design articles having alterable designs.