Title:
SURFACE OPTICS FOR TWIN-DOMED DIVING MASKS
Document Type and Number:
WIPO Patent Application WO2002058796
Kind Code:
B1
Abstract:
Supplemental optics (200, 210) supported by a frame (250) for surface viewing that can e releasably secured to the water-side of a twin-domed diving mask (100). The twin-domed diving masks are optimized for underwater viewing (and may not provide in-focus viewing above water). The supplemental optics (200, 210) provide in-focus above water vision in conjunction with these masks.
Inventors:
KRANHOUSE JON (US)
Application Number:
PCT/US2002/002347
Publication Date:
July 15, 2004
Filing Date:
January 23, 2002
Export Citation:
Assignee:
KRANHOUSE JON (US)
International Classes:
A63B33/00; B63C11/12; (IPC1-7): A61F9/02
Download PDF: