Patent ID: 9113058
Filing Date: 2015-08-18
Classification: G02B,G03B,H01L,H04N

Abstract:
1. A photographing apparatus comprising: a supporting member for supporting a photographing device; an optical member provided on a front surface of the photographing device for preventing dust from being attached onto the photographing device; a vibration means coupled to the support member and the optical member; and a control means for controlling the vibration means, which vibrates the optical member and the supporting member with two different frequencies for removing dust off the optical member, wherein one of the two different frequencies is larger than a first frequency which is around a natural frequency of the optical member by a size of a second frequency which is around a natural frequency of the supporting member, and the other one of the two different frequencies is smaller than a first frequency which is around a natural frequency of the optical member by a size of a second frequency which is around a natural frequency of the supporting member.