Lens driving device and urging force adjusting method for elastic member
A technology of lens driving device and elastic parts, which can be used in installation, optical components, instruments, etc., and can solve problems such as increasing the number of parts
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[0020] Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0021] refer to figure 1 , in order to facilitate the understanding of the present invention, the relevant lens driving device 10 will be described. figure 1 It is a schematic sectional view showing main parts inside the lens driving device 10 . exist figure 1 In the example shown, the up-down direction is the direction of the optical axis O of the lens.
[0022] However, in an actual use situation, the direction of the optical axis O, that is, the up-down direction is the front-rear direction. In other words, the upward direction is the front direction, and the downward direction is the rear direction.
[0023] The illustrated lens driving device 10 is equipped with a mobile phone with an auto-focusable camera. The lens driving device 10 is used to move the lens drum 12 including the plurality of lenses L1, L2, and L3 in the optical axis O direction. The lens dri...
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