A sunlight defracting device for creating aesthetically pleasing light displays on walls near windows includes a blank compact disc having a light refractive surface, a ball having a non-diametric flat surface attached to the disc by means of an adhesive strip and a base on which the ball may be rested. The components may be sold in the assembled form or as a kit in unassembled form.

 
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< Laminated diffractive optical element

< Fiber for enhanced energy absorption

> Production method of microlens array, liquid crystal display device and production method thereof, and projector

> Production method of microlens array, liquid crystal display device and production method thereof, and projector

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