Patent ID: 7411734

Claim:
A color-splitting optical element comprising: a first prism having a first transmissive curved outer side, a second transmissive curved outer side and an inner side; a second prism having a first transmissive curved outer side, a second side and an inner side; and a dichroic element disposed between the inner side of the first prism and the inner side of the second prism; wherein the first transmissive curved outer side of the first prism is disposed generally opposite the first transmissive curved outer side of the second prism along a first direction and the second transmissive curved outer side of the first prism is disposed generally opposite the second side of the second prism along a second direction, and wherein the first transmissive curved outer side of the first prism is operable to receive a light beam originating from a source of light for a first pass through the first prism.