| 摘要 |
The present invention relates to a blind (110) of a roll type comprising a blind sheet (115) having alternate transparent and opaque parts and partly overlapped by folding, to easily and efficiently adjust room illumination. The blind (110) comprises a upper-end support bar (111); a pair of brackets (112) provided at both ends of the upper-end support bar (111), standing opposite to each other; a winding rod (114) of which both ends are rotatably fitted into the respective brackets (112); an adjusting cord (116) provided between one bracket (112) and the winding rod (114) to rotate the winding rod (114) through a sprocket member; a blind sheet (115) 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 (137) provided at a lower end of the blind sheet to stretch the blind sheet tight.
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