ASSEMBLY STRUCTURE FOR BARREL AND LENS HOLDER

摘要

The present disclosure provides a barrel and a lens holder, wherein the barrel having a circular barrel wall and at least a protruding block, with the protruding block protruding beyond the circular barrel wall; the lens holder having a circular hollow wall and at least a spiral guiding track, inside of the circular hollow wall forming a housing space, the housing space having an entrance for placing the barrel; the spiral guiding track being formed axially on a ring-shaped diameter-oriented end surface at the entrance; the barrel being disposed inside the housing space axially and the protruding block maintaining contact with the spiral guiding track; when the barrel rotating, the protruding block sliding along the spiral guiding track so as to adjust the axial position of the barrel with respect to the lens holder.

主权项

1. An assembly structure for barrel and lens holder, comprising: a barrel and a lens holder;
wherein the barrel having a circular barrel wall and at least a protruding block, with the protruding block protruding beyond the circular barrel wall; the lens holder having a circular hollow wall and at least a spiral guiding track, inside of the circular hollow wall forming a housing space, the housing space having an entrance for placing the barrel; the spiral guiding track being formed axially on a ring-shaped diameter-oriented end surface at the entrance; and the barrel being disposed inside the housing space axially and the protruding block maintaining contact with the spiral guiding track; when the barrel rotating, the protruding block sliding along the spiral guiding track so as to adjust the axial position of the barrel with respect to the lens holder.