Lens unit, array and LED head and exposing unit and image are formed, fetch equipment

Lens unit, array and LED head and exposing unit and image are formed, fetch equipment

  • CN 101,793,983 B
  • Filed: 01/13/2010
  • Issued: 03/30/2016
  • Est. Priority Date: 01/13/2009
  • Status: Active Grant
First Claim
Patent Images

1. a lens unit, comprising:

  • Light obstructing member (20), described light obstructing member be included in formed in described light obstructing member and the aperture (22) arranged in the longitudinal direction of described lens unit, described light obstructing member (20) is included in the uncinus (24) that described longitudinal direction extends;

    AndLens arra (10), it is included at least a line lens element (12) that described longitudinal direction arranges, and described lens arra (10) comprises the groove (14) for engaging uncinus (24);

    Wherein said light obstructing member (20) is also included in multiple location divisions (23) that described longitudinal direction arranges;

    AndPart place between wherein said uncinus (24) and groove (14) the adjacent location division (23) in described multiple location division (23) is engaged with each other,Wherein when described uncinus (24) and groove (14) are engaged with each other, described lens arra (10), against the surface of the side contrary with described uncinus (24) side of described lens arra (10), is located thus in described location division (23) on the optical axis direction of described lens element (12).

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