Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 21, 2018
Patent Application Number
15191746
Date Filed
June 24, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
An apparatus for auto focus with a three-location supporting structure includes a first frame having a magnet; a second frame having an AF coil, configured to move the first frame in an optic-axial direction; and a plurality of balls located between the first frame and the second frame to maintain a spaced state of the first frame and the second frame, wherein among the plurality of balls, three balls have a greater size than the other balls.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
