Dust cage with lens structure
The present invention provides a dust cage with a lens structure, comprising a cover, wherein the cover is made of a transparently hard material, and the cover forms a space, a surrounding wall and a receiving portion. The surrounding wall surrounds the peripheral side of the space, and the space is...
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Main Authors | , , |
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Format | Patent |
Language | Chinese English |
Published |
01.10.2022
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Subjects | |
Online Access | Get full text |
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Summary: | The present invention provides a dust cage with a lens structure, comprising a cover, wherein the cover is made of a transparently hard material, and the cover forms a space, a surrounding wall and a receiving portion. The surrounding wall surrounds the peripheral side of the space, and the space is formed between the surrounding wall and the receiving portion, and a through hole is formed in the center of the receiving portion. The receiving portion is provided with a lens structure, the side of the lens structure facing the space is a first surface, and the first surface is a curved surface protruding toward the space. The lens structure is provided with a central portion and an edge portion, and the thickness of the lens structure decreases from the central portion to the edge portion, thereby improving the convenience of visual observation. |
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Bibliography: | Application Number: TW202110110812 |