Benchtop controllers; current controllers for laser diodes; current controllers for LEDs; motion controllers for use with optomechanical devices in the nature of translation stages, optomechanical cage systems consisting primarily of optomechanical mounts for optical lenses or optical mirrors for optomechanical purposes, optomechanical guides for optomechanical purposes, optomechanical mounts, optomechanical mirror mounts, kinematic optomechanical mounts, fixed optomechanical mounts, translation optomechanical mounts, rotation optomechanical mounts, optomechanical gimbal mounts, optomechanical filter mounts, v-shape optomechanical mounts, stage optomechanical mounts, and apertures; electronic servo motor controllers; electronic controls for motors; power supplies.