Patent ID: 11448900

Abstract:
The invention relates to an optical device (1), comprising: at least a first lens 100) having an adjustable focal length, wherein the first lens (100) comprises a container (2) that defines a volume (V) which is filled with a transparent fluid (F), and wherein the container (2) comprises a front wall (20), which front wall (20) comprises a transparent membrane (21) that is flexible and stretchable and a transparent lens shaper (22) that is immersed in the fluid (F) and connected to the membrane (21), so that the lens shaper (22) defines a curvature-adjustable area (23) of the membrane (21), and wherein the container (2) comprises a back wall (30) facing the front wall (20), wherein the fluid (F) is arranged between the front wall (20) and the back wall (30), and wherein the back wall (30) forms a lens.