Prism section lens spectacles

Details Prism section lens spectacles Prism section lens spectacles

G - Physics

02

C

G02C 7/06 (2006.01) G02C 1/00 (2006.01) G02C 7/14 (2006.01) G02C 9/00 (2006.01) G02C 9/04 (2006.01)

Patent

CA 2057037

Spectacle lenses have upper (33) and lower (34) viewing sections, the upper section (33) comprising a combined pair of prisms which refract light rays to angularly modify a line of sight from a viewer therethrough to an intermediate and elevated ob- ject, e.g., and item on a video display screen (11) so that the item is perceived at a lower, laterally outward, and more distant posi- tion.

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