An apparatus, comprising: an optical fiber; an actuator; and a joint (200, 500, 600, 700) mechanically coupling the actuator to the optical fiber, the joint (200, 500, 600, 700) comprising: a neck (208, 502, 602, 702) extending along an axis (150, 512, 608, 714), the optical fiber being threaded through an aperture extending along the axis through the neck (208, 502, 602, 702), wherein the optical fiber is attached to the joint (200, 500, 600, 700) at a surface of the neck (208, 502, 602, 702) facing the axis, a collar (210, 504, 604, 704) extending along the axis, wherein the actuator is mechanically attached to the joint (200, 500, 600, 700) at an inner surface of the collar (210, 504, 604, 704) facing the axis, and a flexural element (212, 506, 606, 706) extending radially from the neck (208, 502, 602, 702) to the collar (210, 504, 604, 704), wherein the flexural element comprises one or more beams (234, 710, 712) extending from the neck (208, 502, 602, 702) to the collar (210, 504, 604, 704), and wherein during operation, the joint (200, 500, 600, 700) couples a force from the actuator to the optical fiber to vary an orientation of a portion of the optical fiber extending from the neck (208, 502, 602, 702) with respect to the axis (150, 512, 608, 714). an optical fiber; an actuator; and a joint (200, 500, 600, 700) mechanically coupling the actuator to the optical fiber, the joint (200, 500, 600, 700) comprising: a neck (208, 502, 602, 702) extending along an axis (150, 512, 608, 714), the optical fiber being threaded through an aperture extending along the axis through the neck (208, 502, 602, 702), wherein the optical fiber is attached to the joint (200, 500, 600, 700) at a surface of the neck (208, 502, 602, 702) facing the axis, a collar (210, 504, 604, 704) extending along the axis, wherein the actuator is mechanically attached to the joint (200, 500, 600, 700) at an inner surface of the collar (210, 504, 604, 704) facing the axis, and a flexural element (212, 506, 606, 706) extending radially from the neck (208, 502, 602, 702) to the collar (210, 504, 604, 704), wherein the flexural element comprises one or more beams (234, 710, 712) extending from the neck (208, 502, 602, 702) to the collar (210, 504, 604, 704), and wherein during operation, the joint (200, 500, 600, 700) couples a force from the actuator to the optical fiber to vary an orientation of a portion of the optical fiber extending from the neck (208, 502, 602, 702) with respect to the axis (150, 512, 608, 714). a neck (208, 502, 602, 702) extending along an axis (150, 512, 608, 714), the optical fiber being threaded through an aperture extending along the axis through the neck (208, 502, 602, 702), wherein the optical fiber is attached to the joint (200, 500, 600, 700) at a surface of the neck (208, 502, 602, 702) facing the axis, a collar (210, 504, 604, 704) extending along the axis, wherein the actuator is mechanically attached to the joint (200, 500, 600, 700) at an inner surface of the collar (210, 504, 604, 704) facing the axis, and a flexural element (212, 506, 606, 706) extending radially from the neck (208, 502, 602, 702) to the collar (210, 504, 604, 704), wherein the flexural element comprises one or more beams (234, 710, 712) extending from the neck (208, 502, 602, 702) to the collar (210, 504, 604, 704), and wherein during operation, the joint (200, 500, 600, 700) couples a force from the actuator to the optical fiber to vary an orientation of a portion of the optical fiber extending from the neck (208, 502, 602, 702) with respect to the axis (150, 512, 608, 714).