| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lens assembly excellent in assembling workability, and to provide an imaging apparatus. Ž<P>SOLUTION: In the lens assembly, ventilation channels 15b1, 15c1, 15d1, and 15e1 passing between an object-side opening 15_1 and an image-side opening 15_2 of a barrel 15 are formed by processing inner surfaces 15b, 15c, and 15d of the barrel 15 and a wall surface 15e thereof. Thereby, when a taking lens 11 of a first group having an O-ring 16 fit thereto is mounted into the barrel 15, air in the barrel 15 is pushed out from the image-side opening 15_2 of the barrel 15 through the ventilation channels 15b1, 15c1, 15d1 and 15e1. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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