| 摘要 |
PROBLEM TO BE SOLVED: To provide a light ray shield allowing a single person to adjust the position of a shade as needed.SOLUTION: A light ray shield 1000 arranged in a railroad vehicle for shielding or attenuating a light ray entering from the outside includes: a flat shade 6; and a mounting unit Um capable of detachably mounting the shade 6 at an optional one Ss of a plurality of predetermined positions in relation to a vehicle height direction Dv of the railroad vehicle. |
