| 摘要 |
PROBLEM TO BE SOLVED: To comply with user's demands at a maximum by allowing a trigger switch and a read window to be replaced, prolonging the life of the product, making specification changes possible, and improving the manufacturing efficiency. SOLUTION: A trigger switch unit 71 having its trigger switch 4 unitized as an external replaceable component is provided detachably, a slit for enabling a read opening cover to freely be put in and out is formed, and an interface cable having an interface circuit board inside is provided detachably; and a read mechanism unit constituted by unitizing the read opening, a spot LED, a lighting part, an optical mechanism part, an area sensor, and a linear sensor together is provided detachably. |
