G - Physics – 03 – B
Patent
G - Physics
03
B
88/93
G03B 21/60 (2006.01) G03B 21/62 (2006.01)
Patent
CA 1270677
PHN.11.607 21.10.86 ABSTRACT: Transmission projection screen and method of manufacturing same. The invention relates to a transmission projection screen having a high light output and a satisfactory contrast for example, for use in a projection-television system, and a method of manufacturing such a screen. The projection screen comprises a transparent substrate having a front surface which is provided with parallel ribs. Light-absorbing glass fibres 10 are provided at the bottom of the grooves 24 between the ribs 22, and they are fixed to the walls of the grooves by means of a hot-melt adhesive layer 11. Figure 3.
526821
Broer Dirk J.
Jochem Cornelis M.g.
Zwiers Renso J.m.
Broer Dirk J.
Fetherstonhaugh & Co.
Jochem Cornelis M.g.
N.v. Philips Gloeilampenfabrieken
Zwiers Renso J.m.
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