| http://www.w3.org/ns/prov#value | - Turning to the primary projection 160, the secondary projection 162 and the conversion therebetween in more detail and with reference to FIG. 2 (which is a vertical cross-section of the optical projection system 100), the projection 160 is schematically illustrated as having exemplary adjacent image pixel beams M1, M2, M3 . . .
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