Patent ID: 7573644
Filing Date: 2009-08-11
Classification: G02B,H04N

Abstract:
1. A light pipe assembly composed of a plurality of lenses comprising: a lens set, comprising: a first lens having a first surface and a fifth surface adjacent to the first surface, a first width of the first surface being substantially equal to a first thickness of the first lens; a second lens having a second surface and a sixth surface adjacent to the second surface, a second width of the second surface being substantially equal to a second thickness of the second lens, the fifth surface covering the second surface; a third lens having a third surface and a seventh surface adjacent to the third surface, a third width of the third surface being substantially equal to a third thickness of the third lens, the sixth surface covering the third surface; and a fourth lens having a fourth surface and an eighth surface adjacent to the fourth surface, a fourth width of the fourth surface being substantially equal to a fourth thickness of the fourth lens, the seventh surface covering the fourth surface, the eighth surface covering the first surface; and a holder for encompassing and abutting the lens set.