Devices, methods, and systems involving castings

1. A device, comprising a collimator comprising a collimator surface comprising a layered plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said layered plurality of 3-dimensional micro-features comprising at least one protruding undercut, said collimator defining a feature adapted to contain a plurality of scintillators, wherein said collimator comprises a ceramic.

2. A device, comprising a component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component having an aspect ratio of greater than 25:1, said component defining a feature having a dimension of less than 4 centimeters, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

3. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component having an aspect ratio of greater than 25:1, said component defining a feature having a dimension of less than 3 centimeters, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

4. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component having an aspect ratio of greater than 25:1, said component defining a feature having a dimension of less than 2 centimeters, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

5. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component having an aspect ratio of greater than 25:1, said component defining a feature having a dimension of less than 1 centimeter, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

6. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component having an aspect ratio of greater than 25:1, said component defining a feature having a dimension of less than 500 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

7. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component having an aspect ratio of greater than 25:1, said component defining a feature having a dimension of less than 250 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

8. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of less than 200 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

9. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of less than 150 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

10. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of less than 100 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

11. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of less than 50 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

12. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of less than 25 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

13. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of less than 20 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

14. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of less than 15 microns, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

15. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of between approximately 4 centimeters and approximately 30 centimeters, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

16. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, said component defining a feature having a dimension of greater than 4 centimeters, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.

17. A device, comprising a cast component comprising a plurality of component surfaces, a component surface from said plurality of component surfaces comprising a plurality of 3-dimensional micro-features that substantially spatially invertedly replicate a mold surface formed by a plurality of layers of a metallic foil stack lamination parent mold, said plurality of 3-dimensional micro-features comprising at least one protruding undercut, having an aspect ratio of greater than 25:1, wherein a selected cross-section of said component, taken substantially parallel to said component surface, defines a cross-sectional surface that intersects a subset of said plurality of component surfaces and is not comprised by said plurality of component surfaces, and wherein a central area of said cross-sectional surface comprises a majority of said cross-sectional surface, said central area not intersecting any of said plurality of component surfaces, said central area not geometrically evidencing the plurality of layers of the metallic foil stack lamination parent mold.