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Application filed by Xing-Qi XiefiledCriticalXing-Qi Xie
Priority to TW93124712ApriorityCriticalpatent/TWI233823B/en
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Publication of TWI233823BpublicationCriticalpatent/TWI233823B/en
Publication of TW200607546ApublicationCriticalpatent/TW200607546A/en
Exposure And Positioning Against Photoresist Photosensitive Materials
(AREA)
Lenses
(AREA)
Abstract
An angle-adjustable diving mask includes a first case with a first lens installed inside, a second case with a second lens installed inside, an angle adjusting device installed between the first case and the second case for adjustment of the angle between the first case and the second case, and also the angle between the first lens and the second lens. The angle adjusting device includes an axle with a cone-shaped axis body or a non-round-shaped axis body.