| 摘要 |
PROBLEM TO BE SOLVED: To provide a telescope designed so as to prevent its beautiful outer appearance from being marred. SOLUTION: A hole 33 is made in the external wall face of the lens barrel 3 of the binocular. A cap 5 for lens protection is provided with a connection part 52 that can fit into or unfit from the hole 33. COPYRIGHT: (C)2007,JPO&INPIT
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