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Fluorescent Lamp with Single Phosphor Layer Background of the Invention
| Content Provider | Semantic Scholar |
|---|---|
| Copyright Year | 2017 |
| Abstract | (75) Inventors: Thomas F. Soules, Richmond Heights, (57) ABSTRACT OH (US); Jon B. Jansma, Pepper Pike, OH (US) A fluorescent lamp (10) includes a coating (16) comprising a blue-green emitting halophosphate in combination with rare-earth phosphors, Such as a red-emitting rare earth phosphor and a green-emitting rare earth phosphor. The blue-green emitting halophosphate replaces. Some or all of Correspondence Address: Timothy E. Nauman, Esq. Fay, Sharpe, Fagan, Minnich & McKee, LLP 1100 Superior Avenue, Seventh Floor Cleveland, OH 44114-2518 (US) the blue-emitting rare earth phosphor conventionally used in lamps designed to have a high color rendition index (CRI). (73) Assignee: General Electric Company This combination of phosphors is preferably blended with a white-emitting halophosphate in a ratio of about 1:3, pro Viding a blend which is Suitable for providing a single coating layer for the lamp. The Single layer coated lamp has a CRI which is comparable to that of a lamp formed with a Publication Classification conventional two phosphor layer coating process, without appreciably increasing the content of rare earth phosphors (51) Int. Cl. ..................................................... H01J 1/62 used. (21) Appl. No.: 10/080,226 |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | https://patentimages.storage.googleapis.com/2c/1e/d5/0fbf76ba9bbc72/US20030155857A1.pdf |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |
