| 摘要 |
1475465 Image pick-up tubes SONY CORP 28 April 1975 [23 May 1974] 17555/75 Heading HID [Also in Divisions B3 and H2] A connection to an electrode 5A on an insulating substrate 7 comprises layers 15, 16 of Fe, Cr and/or Ni and Au, Ag, Pt and/or Pd respectively and a pin 17 extending through the substrate and soldered to the layer 16. This provides hermetically sealed connections through a colour TV camera faceplate to interdigitated electrodes 5A, 5B on the faceplate. The faceplate includes thick outer glass plate 14, a striped colour filter 4, a thin glass plate 7 and a photoconductive Sb 2 S 3 layer 6. The solder 19 is 60% Sn: 40% Pb and is prevented from flowing through the hole in the substrate by the non-wettable layer 15. |
