An optical device comprising: a non-suspended input portion attached to a substrate comprising a pair of input optical waveguides formed thereon; a non-suspended output portion attached to the substrate comprising a pair of output optical waveguides formed thereon ; and a suspended waveguide portion movable relative to the substrate coupled to a microelectromechanical systems, MEMS, actuator disposed between the non-suspended input portion and the non-suspended output portion comprising a set of optical waveguides where each optical waveguide has a first end disposed towards the non-suspended input portion and a second distal end disposed towards the non-suspended output portion; wherein each optical waveguide of the set of optical waveguides has its first end in a first predetermined position at the first end of the suspended waveguide portion and its second distal end in a second predetermined position at the second distal end of the suspended waveguide portion; the MEMS actuator in a first position is adapted to position the suspended waveguide portion such that it couples the pair of input optical waveguides to the pair of output optical waveguides via a first pair of optical waveguides of the set of optical waveguides such that the optical device is in a first switch state; the MEMS actuator in a second position is adapted to position the suspended waveguide portion such that it couples the pair of input optical waveguides to the pair of output optical waveguides via a second pair of optical waveguides of the set of optical waveguides such that the optical device is in a second switch state. a non-suspended input portion attached to a substrate comprising a pair of input optical waveguides formed thereon; a non-suspended output portion attached to the substrate comprising a pair of output optical waveguides formed thereon ; and a suspended waveguide portion movable relative to the substrate coupled to a microelectromechanical systems, MEMS, actuator disposed between the non-suspended input portion and the non-suspended output portion comprising a set of optical waveguides where each optical waveguide has a first end disposed towards the non-suspended input portion and a second distal end disposed towards the non-suspended output portion; wherein each optical waveguide of the set of optical waveguides has its first end in a first predetermined position at the first end of the suspended waveguide portion and its second distal end in a second predetermined position at the second distal end of the suspended waveguide portion; the MEMS actuator in a first position is adapted to position the suspended waveguide portion such that it couples the pair of input optical waveguides to the pair of output optical waveguides via a first pair of optical waveguides of the set of optical waveguides such that the optical device is in a first switch state; the MEMS actuator in a second position is adapted to position the suspended waveguide portion such that it couples the pair of input optical waveguides to the pair of output optical waveguides via a second pair of optical waveguides of the set of optical waveguides such that the optical device is in a second switch state. <EOS>