CPC B60Q 3/60 (2017.02) [F21V 14/06 (2013.01); G02B 3/14 (2013.01); H05B 47/115 (2020.01); F21Y 2115/10 (2016.08)] | 14 Claims |
1. A variable-focus lighting device, the lighting device comprising:
a light source configured to emit light;
a variable-focus lens on which light from the light source is incident and which is configured to have a deformable shape such that a position and a type of light that is emitted are changed depending on a type of deformation; and
a driver to which the variable-focus lens is connected, and which is configured to deform the variable-focus lens such that the position and the type of light that is emitted satisfy a command signal when the command signal is input
wherein the variable-focus lens includes
a lens part on which light from the light source is incident and which is configured to cause the incident light to exit with a focus, and
a connection part extending from an edge of the lens part, connected to the driver, and configured to be moved by an operation of the driver to deform the lens part.
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