| 摘要 |
In a camera, a drive gear receiving portion (32) for receiving a drive gear (28) is defined in a space by a lens-barrel portion (14) and a shielding cover (26) removably mounted to the lens-barrel portion (14). At the location constituting the drive gear receiving portion (32) on the lens-barrel portion (14), there is provided a notch (34). The drive gear (28) is moved from radially outside of the lens-barrel portion (16) inwardly to the notch (34), whereby the drive gear (28) engages with a gear (2010) of a zoom gear train (20), and with a gear portion (1602) of the lens-barrel block (16) through the notch formed on the lens-barrel portion (14) therethrough. The shielding cover (26) is moved from radially outside of the lens-barrel portion (16) inwardly to be mounted removably on the lens-barrel portion (14).
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