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41.1: Invited Paper: Higher Output, More Compact UHP Lamp Systems
Author(s) -
Moench Holger,
Ritz Arnd
Publication year - 2002
Publication title -
sid symposium digest of technical papers
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.351
H-Index - 44
eISSN - 2168-0159
pISSN - 0097-966X
DOI - 10.1889/1.1830151
Subject(s) - dichroic glass , optics , reflector (photography) , dichroic filter , arc lamp , focus (optics) , projection (relational algebra) , coating , arc (geometry) , combustor , materials science , computer science , light source , physics , engineering , combustion , mechanical engineering , nanotechnology , chemistry , algorithm , organic chemistry
The optical performance of short arc projection lamps can be improved dramatically: A dichroic coating on one half of the UHP burner is applied to focus all light into one hemisphere. This allows for extremely compact reflector systems and an improvement by 20–30% in light collection.