| 摘要 |
<p>An inspection instrument which has good operability and portability and uses optical fibers. To visually inspect the object, the instrument comprises an objectif lens (14), an eyepiece portion (16), and an optical fiber cable (12) optically connected at its one end to the objective lens (14) and at the other end thereof to the eyepiece portion (16) and made bendable. A handle portion (30) is provided midway on the optical fiber cable (12), and a portion of the optical fiber cable (12a) is spirally formed between the handle portion (30) and the eyepiece portion (16).</p> |
