| 摘要 |
PROBLEM TO BE SOLVED: To provide spectacles to and from which a frame comprising rims serving to hold lenses can be attached and detached and which has a superior appearance and is improved in design and practicality. SOLUTION: Spectacles configured such that anybody can easily attach and detach a sub-frame made of a different material in a different shape to and from a main frame are characterized in that closing blocks fitted to rims of the sub-frame are inserted into grooved wraparound endpieces and the sub-frame is fixed by using the elasticity of the main frame. COPYRIGHT: (C)2007,JPO&INPIT
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