Reading and writing desk defocusing light path shield

Abstract

1. Name of the product in this design: Defocusing light path shield for reading and writing station. 2. Purpose of this design: To partially obscure the defocused optical path in a reader / writer. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Designs 1-6 are used to partially block the out-of-focus light path, allowing only the surrounding area to be transparent; part A of Design 1, part B of Design 2, part C of Design 3, part D of Design 4, part E of Design 5, and part F of Design 6 are transparent areas, and the remaining areas are blocked areas.

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