Sputtered sprayed lines less than 2 millimeters wide made by superimposing masks with partially overlapping openings. Slits first cut in masks by stamping or other economical process. Masks superimposed so slits define new openings narrower than original slits.
Inexpensive Masks for Film Deposition
NASA Tech Briefs ; 9 , 4
1986-03-01
Miscellaneous
No indication
English
Masks For Deposition Of Aspherical Optical Surfaces
NTRS | 1992
|Online Contents | 1996
NTRS | 1996
|Inexpensive enginehouse lighting
Engineering Index Backfile | 1930