A drive apparatus for driving an electromagnetic drive type actuator, which comprises a movable element, a fixed element (114, 116, 160), a connection element (118, 120) connecting the movable element and the fixed element (114, 116, 160), a magnetic field generation element (152, 154, 156) fixed to one of the fixed element (114, 116, 160) and the movable element, and a drive coil fixed to the other one of the fixed element (114, 116, 160) and the movable element, the movable element being caused to oscillate in a resonance state with respect to the fixed element (114, 116 and 160) by utilizing a force acting between the drive coil and the magnetic field generation element (152, 154 and 156) by supplying a pulsed current to the drive coil, which has a frequency equal to a resonance frequency of the movable element, wherein the drive apparatus comprises: a coil drive device for applying a current to the drive coil only in a predetermined period; a voltage detection device for detecting a voltage between both ends of the drive coil; a sample and hold device for keeping holding a detected voltage of the voltage detection device at least during current application, the detected voltage being detected in a specific period immediately before start of current application to start of current application; and a peak detection device (340, 342, 344; 346) for detecting a specific phase near a peak of a deflection angular velocity of the movable element based on an output from the sample and hold device, wherein the coil drive device starts application of a current in accordance with a detection timing of the specific phase detected by the peak detection device (340, 342, 344 and 346); the sample and hold device keeps holding the detected voltage detected at the detection timing of the specific phase detected by the peak detection device (340, 342, 344, 346); the peak detection device (340, 342, 344, 346) detects a phase of 90 - k • d • 360/T degrees of the deflection angular velocity of the movable element as the specific phase, where T is a cycle in seconds corresponding to an inverse number of a resonance frequency of the actuator, d is a pulse width in seconds of an output from the coil drive device, and k is an real number satisfying 0 ≤ k ≤ 1; the peak detection device (340, 342, 344, 346) for the deflection angular velocity includes: a band pass filter circuit, which selectively transmits therethrough only a component near a resonance frequency of the actuator in the output signal from the sample and hold device; a phase change device, which changes a phase of an output signal from the band pass filter circuit; and a comparison device, which compares an output signal from the phase change device with a specific level and outputs a binary signal indicative of the detection timing of the specific phase. a coil drive device for applying a current to the drive coil only in a predetermined period; a voltage detection device for detecting a voltage between both ends of the drive coil; a sample and hold device for keeping holding a detected voltage of the voltage detection device at least during current application, the detected voltage being detected in a specific period immediately before start of current application to start of current application; and a peak detection device (340, 342, 344; 346) for detecting a specific phase near a peak of a deflection angular velocity of the movable element based on an output from the sample and hold device, wherein a band pass filter circuit, which selectively transmits therethrough only a component near a resonance frequency of the actuator in the output signal from the sample and hold device; a phase change device, which changes a phase of an output signal from the band pass filter circuit; and a comparison device, which compares an output signal from the phase change device with a specific level and outputs a binary signal indicative of the detection timing of the specific phase.