Eight super-high-contrast VELVET video projectors with absolute black are hidden in the black columns of Bochum's planetarium, with only the lenses looking out. They illuminate the complete dome while avoiding the Universarium IX in the center *and* with outstanding edge-blending, i.e. you just don't see the individual fields.

Eight super-high-contrast VELVET video projectors with absolute black are hidden in the black columns of Bochum's planetarium, with only the lenses looking out. They illuminate the complete dome while avoiding the Universarium IX in the center *and* with outstanding edge-blending, i.e. you just don't see the individual fields.