| 摘要 |
The present invention relates to a blind of a roll type comprising a blind sheet having alternate transparent and opaque parts and partly overlapped by folding, to easily and efficiently adjust room illumination. The blind comprises a upper-end support bar; a pair of brackets provided at both ends of the upper-end support bar, standing opposite to each other; a winding rod of which both ends are rotatably fitted into the respective brackets; an adjusting cord provided between one bracket and the winding rod to rotate the winding rod through a sprocket member; a blind sheet comprising alternate transparent and opaque parts and folded to have one end secured to the winding rod and the other end secured to the upper-end support bar; and a weight body provided at a lower end of the blind sheet to stretch the blind sheet tight.
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