An optical lens assembly comprising: - a frame , a bendable transparent lens cover and a transparent back window connected to the frame, such as wherein the lens cover and/or the back window has a non-zero Sag; - a transparent, deformable, non-fluid lens body sandwiched between the lens cover and the back window to form a lens having an optical axis and a first optical power; - an actuator system for applying force to the lens cover to change an overall shape of the lens, the actuator system comprising a plurality of , such as at least three, individually addressable actuators each being connected to the frame and adapted to apply force to the lens cover in a direction at least substantially along the optical axis , the lens cover being connected to the frame exclusively via the actuator system ; wherein the actuator system has a focus adjustment mode where the plurality of, such as all, actuators are addressed to apply force to the lens cover in the same direction to adjust the optical power/Sag of the lens; and/or wherein the actuator system has an optical image stabilisation mode where each of the plurality of actuators are addressed to apply different forces to the lens cover in a manner that varies along the rim of the lens cover to tilt the optical axis of the lens, wherein the lens cover comprises one or more stiffeners , such as ring-shaped stiffeners , on its circumferential section serving to distribute strain and non-symmetrical deformations around the optical axis resulting from the applied forces over larger areas of the lens cover , wherein the actuator system is arranged for displacing at least a part of, such as all of, the edge of the lens cover with respect to the frame . - a frame , a bendable transparent lens cover and a transparent back window connected to the frame, such as wherein the lens cover and/or the back window has a non-zero Sag; - a transparent, deformable, non-fluid lens body sandwiched between the lens cover and the back window to form a lens having an optical axis and a first optical power; - an actuator system for applying force to the lens cover to change an overall shape of the lens, the actuator system comprising a plurality of , such as at least three, individually addressable actuators each being connected to the frame and adapted to apply force to the lens cover in a direction at least substantially along the optical axis , the lens cover being connected to the frame exclusively via the actuator system ; wherein the actuator system has a focus adjustment mode where the plurality of, such as all, actuators are addressed to apply force to the lens cover in the same direction to adjust the optical power/Sag of the lens; and/or wherein the actuator system has an optical image stabilisation mode where each of the plurality of actuators are addressed to apply different forces to the lens cover in a manner that varies along the rim of the lens cover to tilt the optical axis of the lens, wherein the lens cover comprises one or more stiffeners , such as ring-shaped stiffeners , on its circumferential section serving to distribute strain and non-symmetrical deformations around the optical axis resulting from the applied forces over larger areas of the lens cover , wherein the actuator system is arranged for displacing at least a part of, such as all of, the edge of the lens cover with respect to the frame . <EOS>